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75 verified Gastroenterologists in Tucson, AZ
Zocdoc verifies all providers before they can appear in Zocdoc search results. Every provider that appears in search is open to new patients.
All providers
Availability last updated 04/02/2026
Availability last updated 04/02/2026

Dr. David Byron, MD

Family Physician
5.00
·3 reviews
10 mi · 4280 N. Campbell, Ste 214, Tucson, AZ 85704
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time · Expertise in pneumonia and respiratory infections + 3 more ·
Read bio
Hi there! I’m Dr. David Byron. Here are my main areas of practice: Concierge Medicine TRT and beyond for Men Hormone Optimization for Women - Pre- menopausal Hormone replacement for Women- Menopausal PCOS Medical Weight Loss Peptide Guidance and Management ADHD Monthly Medication Optimization an...Click to read more

Dr. Steven Wallach, DO

Family Physician
4.54
·78 reviews
16 mi · 3005 W Ina Rd, #123, Tucson, AZ 85741
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Also offers video visits · Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in chronic diabetes + 2 more ·
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Family and general medicine covering all diseases with an emphasis on dermatology and orthopedics. Accepting new patients ages 12-60 years only. Practicing in Tucson since 1988. Educated at Pennsylvania State University (Bachelor's), University of Arizona (Master's in Toxicology), and A.T. Still Uni...Click to read more

Kristina McKinzie, APRN, NP

Family Nurse Practitioner (Virtual)
5.00
·12 reviews
Florence, AZ
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Kindly note that our practice operates on a self-pay basis only. Payment is due after services have been rendered. With over 15 years of experience in healthcare, Kristina McKinzie is a highly skilled and compassionate Family Nurse Practitioner dedicated to providing personalized, patient-centered ...Click to read more

Kassidy Freestone, APRN

Family Nurse Practitioner (Virtual)
5.00
·12 reviews
Gilbert, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 21 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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Ms. Kassidy Freestone os a passionate family nurse practitioner dedicated to providing exceptional, individualized care, With a Master's degree in Nursing from Grand Canyon University, she is committed to supporting patients in achieving their health goals. Ms. Kassidy provides expert care at Sapp...Click to read more

Alba Porchas, NP

Family Nurse Practitioner (Virtual)
4.96
·221 reviews
Gilbert, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 21 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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Ms. Alba Porchas is a compassionate family nurse practitioner who completed her Master’s in Family Health Nursing at Grand Canyon University. She is a kind, loving practitioner dedicated to her patients. Ms. Porchas provides care at Sapphire Health and Wellness, located in Gilbert, AZ. She treats...Click to read more

Dr. Ampili Umayamma, DNP, AGNP - C

Nurse Practitioner (Virtual)
4.50
·8 reviews
Mesa, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 46 more
Accepting new patients · Offers video visits ·
Read bio
Ampili Umayamma, DNP, AGNP-C, RN is a doctorally prepared Adult-Gerontology Nurse Practitioner with over 20 years of direct patient care experience and 7 years of experience as a nurse practitioner. She provides comprehensive primary and internal medicine care to adult and geriatric patients, focusi...Click to read more

Dr. Miranda Njante, FNP-C, DNP

Family Nurse Practitioner (Virtual)
5.00
·28 reviews
Mesa, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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Ms. Miranda Njante is a family nurse practitioner based in Mesa, AZ. She practices at Mesa Medical by Miranda DNP and offers virtual consultations. Ms. Njante provides holistic, evidence-based primary care to patients of all ages. She prioritizes health promotion, disease prevention, and the compas...Click to read more

Kaniz Islam, APRN, PMHNP-BC

Family Psychiatric & Mental Health Nurse Practitioner (Virtual)
5.00
·2 reviews
Laveen, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 16 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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As a Family Nurse Practitioner and Psychiatric Mental Health Nurse Practitioner with over 10 years of experience, I am dedicated to providing comprehensive, compassionate care to individuals across the lifespan. My dual training allows me to treat both physical and mental health conditions with an i...Click to read more

Dr. Marion Ddamulira, APRN, DNP

Nurse Practitioner (Virtual)
3.00
·2 reviews
TOLLESON, AZ
Accepts BlueCross BlueShield, Medicare, UnitedHealthcare + 7 more
Accepting new patients · Offers video visits ·
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We are transforming healthcare by breaking down barriers and ensure that quality care is always within reach. Our team is dedicated to providing timely and personalized care that puts you in control of your well being, wherever you are. That is what puts us in a unique place, above all the rest.Click to read more

Sorana Pop, FNP

Family Nurse Practitioner (Virtual)
4.90
·98 reviews
Phoenix, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 48 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in diabetic emergency + 9 more ·
Read bio
Sorana “Liana” Pop is a Board Certified Family Nurse Practitioner through the American Academy of Nurse Practitioners. She earned her Master of Science in Family Nursing from the University of Phoenix. Before pursuing her Master of Science in Nursing, she worked as a Neonatal Intensive Care Unit Reg...Click to read more

Melissa Scott, APRN

Nurse Practitioner (Virtual)
4.41
·90 reviews
Buckeye, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 72 more
Accepting new patients · Offers video visits ·

Richard Fleming, NP, APRN, MSN, RN

Family Nurse Practitioner (Virtual)
Sun City, AZ
Accepting new patients · Offers video visits · Expertise in fibromyalgia and chronic pain and fatigue + 2 more ·
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Mr. Richard Fleming is a family nurse practitioner in Sun City, AZ. He offers in-person and virtual consultations at Sonoran MD. During consultations, Mr. Fleming listens to his patients' concerns, explains their conditions, and helps them choose an appropriate treatment plan. He believes in develo...Click to read more

Dr. Clarisse Ngueha-Nana, APRN, FNP-C, DNP

Family Nurse Practitioner (Virtual)
4.67
·38 reviews
San Luis, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Offers video visits · Highly recommended · Expertise in high cholesterol + 2 more ·
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Ms. Clarisse Ngueha-Nana is a skilled and experienced family nurse practitioner who sees patients in person at Clarisee Medical in San Luis, AZ. She also offers virtual consultations. As part of her formal education, Ms. Ngueha-Nana completed a bachelor's degree in nursing and a doctoral degree in ...Click to read more

Dr. Kristina Passarelli, NP, DNP

Family Nurse Practitioner (Virtual)
4.77
·357 reviews
Hunters Point, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in acute urinary tract infection ·
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***ATTENTION*** Once your appointment is confirmed, within 1 business day of making your appointment, you will receive your patient intake registration packet from our office. Please note that completing this paperwork is MANDATORY and must be submitted at least 24 hours prior to your scheduled app...Click to read more

Dr. Zane Ahmed, DO

Internist (Virtual)
5.00
·12 reviews
Lake Havasu City, AZ
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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PRICING: For initial one-time appointments, I charge a flat $150/visit. However, if you choose to be a member of Saguaro Direct Care, you will have unlimited primary care telemedicine services and have direct access to me as your concierge doctor. We use “Spruce” as our telemedicine platform for ...Click to read more

Robert Galey, APRN, RN

Family Nurse Practitioner (Virtual)
4.39
·177 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 18 more
Accepting new patients · Offers video visits · Expertise in rash + 9 more ·
Read bio
Self Pay Rate $250/150 Florida patients must verify out-of-state coverage prior to scheduling. We are not in-network with Florida Medicare or Medicaid plans. Robert Galey, MSN, MHA, FNP-C, is a highly skilled and compassionate Family Nurse Practitioner with over 10+ years in practice, licensed in F...Click to read more

Dr. Nitin Dhiman, MD

Internist (Virtual)
4.09
·55 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 18 more
Accepting new patients · Offers video visits ·
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Self Pay Rate $250/150 Dr. Nitin Paul Dhiman is a dedicated, board-certified Internal Medicine physician specializing in comprehensive primary care for adult patients. With a strong foundation in evidence-based medicine and preventive care, Dr. Dhiman is committed to helping patients achieve long-t...Click to read more

Maria Rodriguez, APRN, RN, NP

Family Nurse Practitioner (Virtual)
4.97
·53 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Maria Rodriguez was born in Mexico and raised in sunny California. She has been living in Arizona for over 25 years now. She attended Glendale Community College to attain her Associates Degree in Nursing. She worked at HonorHealth for 22 years and has experience in various specialties such as teleme...Click to read more

Dr. Christopher Lewis Wayne Finlay, MD

Family Physician (Virtual)
Supai, AZ
Accepting new patients · Offers video visits · Expertise in high cholesterol + 9 more ·
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Dr. Christopher Lewis Wayne Finlay is a highly skilled family physician. He provides virtual consultations via One Health Clinic. Dr. Finlay acquired a medical degree from the University of Manitoba and completed a residency in family medicine at Western University as part of his formal education a...Click to read more

Melissa Zuber, APRN, RN, FNP

Family Nurse Practitioner (Virtual)
4.47
·30 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 14 more
Accepting new patients · Offers video visits ·
Read bio
Melissa Zuber is a certified family nurse practitioner that provides comprehensive, patient-centered care to individuals of all ages. With expertise in preventative health, chronic disease management, and acute care, Melissa is committed to supporting patients in achieving optimal health through per...Click to read more

Dr. Ampili Umayamma, DNP, AGNP - C

Nurse Practitioner (Virtual)
4.50
·8 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 46 more
Accepting new patients · Offers video visits ·
Read bio
Ampili Umayamma, DNP, AGNP-C, RN is a doctorally prepared Adult-Gerontology Nurse Practitioner with over 20 years of direct patient care experience and 7 years of experience as a nurse practitioner. She provides comprehensive primary and internal medicine care to adult and geriatric patients, focusi...Click to read more

Dr. David Byron, MD

Family Physician (Virtual)
5.00
·3 reviews
Supai, AZ
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in pneumonia and respiratory infections + 3 more ·
Read bio
Hi there! I’m Dr. David Byron. Here are my main areas of practice: Concierge Medicine TRT and beyond for Men Hormone Optimization for Women - Pre- menopausal Hormone replacement for Women- Menopausal PCOS Medical Weight Loss Peptide Guidance and Management ADHD Monthly Medication Optimization an...Click to read more

Carolyne Munge

Mental Health Nurse Practitioner (Virtual)
5.00
·2 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 16 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time

Norbert Mwangi, NP - C

Adult Psychiatric & Mental Health Nurse Practitioner (Virtual)
4.89
·56 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 16 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Through active listening and thoughtful questioning, I deliver high-quality care that incorporates the most recent advancements in medicine. I have worked as an infectious disease provider in both acute care hospitals and outpatient settings to address all your infectious disease needs. This experie...Click to read more

Brittany Atkinson, APRN

Nurse Practitioner (Virtual)
Supai, AZ
Accepting new patients · Offers video visits ·
Read bio
Welcome to our practice where you can receive Virtual Care in the states of Arizona, New Mexico from our licensed Providers. JC Wellness & Primary Care is your home for compassionate, comprehensive, and accessible healthcare. We provide a full range of medical services designed to support your healt...Click to read more

Jan Seiler, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.97
·31 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 1 more ·
Read bio
Jan Seiler has worked as a gastroenterology nurse practitioner for over two decades. At Oshi Health, she takes a whole-person approach to gastrointestinal (GI) care, making sure to take the time to listen to patient needs and concerns. Before working at Oshi, she worked in a large brick-and-mortar...Click to read more

Allison Duncan, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.76
·29 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · Offers video visits · Expertise in acute stomach inflammation/infection + 1 more ·
Read bio
Allison Duncan is a family nurse practitioner with more than a decade of experience in digestive health. At Oshi, she guides patients through the ups and downs of living with gastrointestinal (GI) conditions, helping them understand their bodies and build care plans that fit their lives. Nothing is ...Click to read more

Stephanie Fields, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
4.94
·33 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in gastroenteritis + 1 more ·
Read bio
Stephanie Fields sees patients virtually with Oshi Health. After you select your appointment time on Zocdoc, you’ll receive an email with instructions to complete your Oshi account and intake form. You must complete those steps in order to have your virtual visit. Stephanie Fields is a family nurs...Click to read more

Brendon Bower, APRN

Nurse Practitioner (Gastroenterology) (Virtual)
5.00
·35 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Brendon Bower sees patients virtually with Oshi Health. After you select your appointment time on Zocdoc, you’ll receive an email with instructions to complete your Oshi account and intake form. You must complete those steps in order to have your virtual visit. Brendon Bower is a board-certified n...Click to read more

Kristina McKinzie, APRN, NP

Family Nurse Practitioner (Virtual)
5.00
·12 reviews
Florence, AZ
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Kindly note that our practice operates on a self-pay basis only. Payment is due after services have been rendered. With over 15 years of experience in healthcare, Kristina McKinzie is a highly skilled and compassionate Family Nurse Practitioner dedicated to providing personalized, patient-centered ...Click to read more

Tonjua Sibley, NP

Family Nurse Practitioner (Virtual)
3.67
·9 reviews
Phoenix, AZ
Accepts BlueCross BlueShield, UnitedHealthcare + 13 more
Accepting new patients · Offers video visits · Expertise in underactive thyroid + 2 more ·
Read bio
Tonjua Sibley, MSN, APRN, FNP-C, is a dedicated and compassionate Family Nurse Practitioner with a passion for providing quality, patient-centered care to underserved and underinsured communities. She earned her Master of Science in Nursing with a specialization in Family Health Nursing from Grand C...Click to read more

Jesse Pack, FNP-C

Family Nurse Practitioner (Virtual)
5.00
·3 reviews
Phoenix, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Ms. Jesse Pack is a highly skilled family nurse practitioner from Gilbert, AZ. She serves patients at East Valley Premier Health and offers virtual as well as in-person consultations. Ms. Pack earned her master's degree in family health nursing from the University of Alabama at Birmingham. She takes...Click to read more

Claudia Mopecha, FNP-C

Family Nurse Practitioner (Virtual)
5.00
·3 reviews
Phoenix, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time

Amy Fiedler-Kitchen, AGACNP-BC

Nurse Practitioner (Virtual)
5.00
·3 reviews
Phoenix, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time

Dr. Viviane Che, DNP, PMHNP-BC, AGPCNP - BC

Nurse Practitioner (Virtual)
5.00
·15 reviews
Phoenix, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
One stop shop! Address your primary care & mental health needs on same appointment. Dr. Viviane Che, DNP, AGNP-BC, PMHNP-BC, is a Nurse practitioner board-certified in both Adult/Geriatric and Mental Health in Goodyear, Arizona, and is affiliated with the Veterans Administration in Phoenix, Arizona....Click to read more

Jason Vastine, FNP

Family Nurse Practitioner (Virtual)
5.00
·35 reviews
Prescott, AZ
Accepts Aetna, BlueCross BlueShield, Cigna + 47 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time · Expertise in enlarged prostate + 5 more ·
Read bio
Jason Vastine has didactic and clinical experience caring for acute and chronic illnesses in pediatric, adolescent, adult, and geriatric patient populations. He completed a Bachelor of Science in Nursing and a Master's Degree in Family Nursing, both from Arizona State University. Jason is board cert...Click to read more

Bethanie Williams, NP

Nurse Practitioner (Virtual)
4.85
·466 reviews
Supai, AZ
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time

Dr. Madonna Mallari, MD

Primary Care Doctor (Virtual)
Supai, AZ
Accepting new patients · 25+ years of experience · Offers video visits · Expertise in high cholesterol + 9 more

Christopher Woods, APRN, AGACNP-BC, FNP-C

Nurse Practitioner (Virtual)
4.90
·20 reviews
Supai, AZ
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
****Self-pay only $79 per visit**** *****Please note- I am not able to refill or prescribe controlled medications at this time.******** Welcome! Common things we treat Coughs and Colds / Upper Respiratory Infections (URIs) Sore Throats / Pharyngitis Sprains and Strains Urinary Tract Infections (...Click to read more

Natassia Williamson, FNP

Family Nurse Practitioner (Virtual)
5.00
·3 reviews
Supai, AZ
Accepts Aetna, BlueCross BlueShield, Medicare + 7 more
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Natassia Williamson, FNP-C, CHC, PMH-C, is the driving force behind Aurora Health and Wellness. As a Family Nurse Practitioner (FNP-C) and Certified Health Coach (CHC) with specialization in Perinatal Mental Health (PMH-C), Natassia brings a wealth of expertise and dedication to our practice. She ea...Click to read more
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