HealthcareDiscovery.AI / Doctors / Oklahoma / Pediatric Gastroenterology

Pediatric Gastroenterologists in Oklahoma

Data updated monthly · Last refresh October 2026

21 Pediatric Gastroenterology providers practice in Oklahoma. The largest concentration is in Oklahoma City. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

21providers
Oklahoma Citytop city

Pediatric Gastroenterology by city in Oklahoma

Choose a city to see providers there.

Pediatric Gastroenterology in Oklahoma City16 providers
Pediatric Gastroenterology in Tulsa4 providers
Pediatric Gastroenterology in Lawton1 providers

Where Pediatric Gastroenterologists in Oklahoma practice

From CMS Medicare enrollment records covering 5 of the 21 providers listed here (24%). Providers who do not bill Medicare are not included in these figures.

Largest practice groups

Group (as registered with Medicare)Pediatric GastroenterologistsAll clinicians in groupMain city
Ou Health Partners Inc.51,167Oklahoma City

Hospitals where they hold privileges

HospitalCityOwnershipCMS star ratingPediatric Gastroenterologists affiliated
O U Medical CenterOklahoma CityNonprofit2 of 52

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Pediatric Gastroenterology providers in Oklahoma

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Ajay Bhargava, MD
Lawton, OK · No drug or device payments recorded (2025) · (580) 357-0058
Dr. Aashka Patel, MD
Oklahoma City, OK · $75 in drug and device payments (2025) · (405) 271-5312
Dr. Abhishek Watts, M.D.
Oklahoma City, OK · $1,048 in drug and device payments (2025) · (405) 713-7060
Dr. Andrea Mejia Sanchez, M.D.
Oklahoma City, OK · $164 in drug and device payments (2025) · (405) 271-8001
Dr. Camilla Fraga-lovejoy, MD
Oklahoma City, OK · No drug or device payments recorded (2025) · (405) 271-4417
Dr. Candaca Marshall, MD
Oklahoma City, OK · $76 in drug and device payments (2025) · (405) 271-6549
Dr. Caroline Blakley, MD
Oklahoma City, OK · $24 in drug and device payments (2025) · (405) 271-4417
Dr. John Grunow, MD
Oklahoma City, OK · No drug or device payments recorded (2025) · (405) 271-6549
Dr. Judith O'connor, M.D.
Oklahoma City, OK · No drug or device payments recorded (2025) · (405) 271-5312
Dr. Marilyn Steele, MD
Oklahoma City, OK · No drug or device payments recorded (2025) · (405) 271-6549
Dr. Maryam Shambayati, D.O.
Oklahoma City, OK · $83,862 in drug and device payments (2025) · (405) 713-7060
Dr. Michael Morris, MD
Oklahoma City, OK · No drug or device payments recorded (2025) · (405) 713-7060
Dr. Muhammad Altaf, M.D.
Oklahoma City, OK · $39 in drug and device payments (2025) · (405) 271-6549
Dr. Muhammad Riaz
Oklahoma City, OK · $1,640 in drug and device payments (2025) · (405) 271-8001
Dr. Saurabh Talathi, M.D., M.P.H
Oklahoma City, OK · $40 in drug and device payments (2025) · (405) 271-8001
Dr. Shatha Qarooni, MD
Oklahoma City, OK · $69 in drug and device payments (2025) · (405) 271-5312
Dr. Yojana Sunkoj
Oklahoma City, OK · $144 in drug and device payments (2025) · (405) 271-5312
Dr. Issam El Halabi, M.D.
Tulsa, OK · $250 in drug and device payments (2025) · (918) 619-4300
Dr. Jessica Mcghee, M.D.
Tulsa, OK · No drug or device payments recorded (2025) · (918) 619-4400
Dr. Rohit Josyabhatla, MD
Tulsa, OK · $380 in drug and device payments (2025) · (918) 502-1700
Dr. Sindhura Kasturi, MD
Tulsa, OK · $243 in drug and device payments (2025) · (918) 502-1700

Common questions

How many Pediatric Gastroenterology providers are in Oklahoma?

There are 21 Pediatric Gastroenterology providers with active NPI records practicing in Oklahoma, according to federal NPPES data refreshed monthly.

Which cities in Oklahoma have the most Pediatric Gastroenterology providers?

Oklahoma City (16), Tulsa (4), Lawton (1) have the highest concentration of Pediatric Gastroenterology providers in Oklahoma.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Which hospitals do Pediatric Gastroenterologists in Oklahoma work at?

According to CMS facility affiliation records, the Oklahoma hospitals where the most Pediatric Gastroenterologists hold privileges are O U Medical Center in Oklahoma City.

Related reading on HealthcareDiscovery.AI

Pediatric Gastroenterology in all 50 states Search all 21 in the directory Ask Zach for help choosing

Related

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Pediatric Gastroenterology in Oklahoma? Get featured.