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196 verified UnitedHealthcare Gastroenterologists in Washington, DC
Zocdoc verifies all providers before they can appear in Zocdoc search results. Every provider that appears in search is open to new patients.
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Availability last updated 04/24/2026
Availability last updated 04/24/2026
Gastroenterologist
5528.5 mi · 2360 W Joppa Rd, 206, Lutherville, MD 21093
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in upper gi endoscopy + 3 more ·
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Hazel Veloso, MD is a Gastroenterologist in Baltimore, MD and Lutherville, MD. They completed their residency at University Hosp Of Cleveland. They attended medical school at University Of The Philippines in 1995. Their offices are located in PO Box 64264 3, Baltimore, MD, 4940 Eastern Ave, Baltimor...Click to read more
Gastroenterologist
5528.5 mi · 2601 Fall Hill Ave, Fredericksburg, VA 22401
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in upper gi endoscopy + 5 more ·
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Thomas Mastri, MD is a Gastroenterologist in Fredericksburg, VA. They attended medical school at Umdnj-Robt W Johnson Medical Sch in 1985. They completed their residency at Episcopal Hosp (Tuhs). Thomas Mastri was board certified by American Board of Internal Medicine Certification in Internal Medic...Click to read more
Gastroenterologist
5528.5 mi · 10845 Philadelphia Rd, White Marsh, MD 21162
In-network · UnitedHealthcare
Accepting new patients · Expertise in colonoscopy + 4 more ·
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Valaparambil Sivan, MD is a Gastroenterologist in Baltimore, MD and White Marsh, MD. Valaparambil Sivan was board certified by American Board of Internal Medicine Certification in Internal Medicine. Their offices are located in 19 Fontana Ln 104, Baltimore, MD, 10845 Philadelphia Rd, White Marsh, MD...Click to read more
Gastroenterologist
5528.5 mi · 520 Upper Chesapeake Dr, Bel Air, MD 21014
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in hepatitis c + 5 more ·
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Paul Thuluvath, MD is a Gastroenterologist in Bel Air, MD, Baltimore, MD and Lutherville, MD. They attended medical school at St. John'S Medical College in 1980. Their offices are located in 520 Upper Chesapeake Dr, Bel Air, MD, 600 N Wolfe St 935, Baltimore, MD and 1734 York Rd, Lutherville, MD.Click to read more
Calendar Check
1-3 days

Average time it takes to be seen by a provider

Doctor
100k

Verified providers with a 4.8 average rating

Primary Care Physician
15+ years

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Frequently asked questions

How can I make a same-day appointment with a Gastroenterologist in Washington who takes UnitedHealthcare insurance?

On average, patients who use Zocdoc can search for a Gastroenterologist in Washington who takes UnitedHealthcare insurance, book an appointment, and see the Gastroenterologist within 24 hours. Same-day appointments are often available, you can search for real-time availability of Gastroenterologists in Washington who accept UnitedHealthcare insurance and make an appointment online.


How can I find a Gastroenterologist in Washington who takes UnitedHealthcare?

Zocdoc lets you search specifically for a Gastroenterologist in Washington who takes UnitedHealthcare. Just choose your carrier and plan from the drop-down menu at the top of the page. If you’re not sure which plan you have, you can use Zocdoc’s insurance checker to find out.


How can I book an appointment online with a UnitedHealthcare Gastroenterologist in Washington?

Zocdoc is a free online service that helps patients find UnitedHealthcare Gastroenterologists in Washington and book appointments instantly. You can search for UnitedHealthcare Gastroenterologists in Washington by symptom or visit reason. Based on that information, you’ll see a list of providers who meet your search criteria, along with their available appointment slots.


How can I find a female Gastroenterologist in Washington who takes UnitedHealthcare insurance?

When you search for UnitedHealthcare Gastroenterologists in Washington on Zocdoc, you can filter your results by gender, in addition to other criteria. That way, you’ll only see UnitedHealthcare Gastroenterologists in Washington who match your preferences.


How can I find a UnitedHealthcare Gastroenterologist in Washington who sees patients after hours?

On Zocdoc, you can search specifically for UnitedHealthcare Gastroenterologists in Washington with availability after 5 p.m.


How can I find a top-rated UnitedHealthcare Gastroenterologist in Washington?

You can use Zocdoc to find UnitedHealthcare Gastroenterologists in Washington who are highly rated by other patients. These ratings are based on verified reviews submitted by real patients. Every time a patient completes an appointment booked on Zocdoc, they’re invited to review their experience. Each review must comply with Zocdoc’s guidelines.


How can I find a video visit with a Gastroenterologist online in Washington?

Gastroenterologists in Washington on Zocdoc who see patients through online video visits will have a purple video icon on their profiles. You can also filter your search results to show only Gastroenterologists who offer video visits.


Are video visits with a Gastroenterologist online covered by UnitedHealthcare?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Gastroenterologists in Washington who accept UnitedHealthcare for video visits by selecting your carrier and plan from the drop-down menu at the top of the page. We recommend you check with your insurance carrier directly to confirm your coverage and out of pocket costs for video visits.


How can I find a UnitedHealthcare Gastroenterologist in Washington who sees patients in the morning or evening?

Zocdoc lets you search specifically for a Gastroenterologist who has appointments available before 10:00 am, or after 5:00 pm. Just choose the special hours filter at the top of our search page.


How can I find a UnitedHealthcare Gastroenterologist in Washington who sees patients during the weekend?

Zocdoc let's you see real-time availability for UnitedHealthcare Gastroenterologists in Washington. Many UnitedHealthcare Gastroenterologists offer appointments on Saturdays and Sundays.


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