Gastroenterologists in Oklahoma
Data updated monthly · Last refresh October 2026
159 Gastroenterology providers practice in Oklahoma, including 39 (25%) offering telehealth. 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.
159providers
39telehealth
Oklahoma Citytop city
Gastroenterology by city in Oklahoma
Choose a city to see providers there.
Where Gastroenterologists in Oklahoma practice
From CMS Medicare enrollment records covering 99 of the 159 providers listed here (62%). Providers who do not bill Medicare are not included in these figures.
11%solo or small practice (under 10 clinicians)
16%mid-size group (10 to 99)
73%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Gastroenterologists | All clinicians in group | Main city |
| Mercy Clinic Oklahoma Communities | 12 | 645 | Oklahoma City |
| Digestive Disease Specialists Inc. | 11 | 18 | Oklahoma City |
| Creek Nation Hospital and Clinics | 10 | 364 | Tulsa |
| Gastroenterology Specialists, Inc.. | 10 | 21 | Tulsa |
| Adult Gastroenterology Associates Inc. | 10 | 15 | Bartlesville |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Gastroenterologists affiliated |
| Saint Francis Hospital, Inc. | Tulsa | Nonprofit | 5 of 5 | 28 |
| Saint Francis Hospital South, LLC | Tulsa | Nonprofit | 5 of 5 | 24 |
| Integris Baptist Medical Center, Inc. | Oklahoma City | Nonprofit | 3 of 5 | 20 |
| Integris Southwest Medical Center | Oklahoma City | Nonprofit | 2 of 5 | 18 |
| Integris Canadian Valley Hospital | Yukon | Nonprofit | 4 of 5 | 13 |
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.
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. Alexander Gurrola, MDArdmore, OK · No drug or device payments recorded (2025) ·
(580) 226-6500 Dr. Stephen Kirkpatrick, M.D.Bartlesville, OK · No drug or device payments recorded (2025) ·
(918) 333-7172 Dr. Sarah Von Muller, MDBroken Arrow, OK · No drug or device payments recorded (2025) ·
(918) 294-3332 Dr. Stephen Medina, MDClaremore, OK · No drug or device payments recorded (2025) ·
(918) 343-8513 Dr. David Roberts, M.D.Edmond, OK · $1,482 in drug and device payments (2025) · Telehealth ·
(405) 340-4937 Dr. Kelly Walls, RNEdmond, OK · No drug or device payments recorded (2025) ·
(572) 244-0052 Dr. Neal Kaushal, M.D., MBA Dr. Hugh Leavens, MDElk City, OK · No drug or device payments recorded (2025) ·
(405) 439-9688 Dr. Cristopher Schultz, D.O.Enid, OK · $5 in drug and device payments (2025) · Telehealth ·
(580) 205-2009 Dr. Michael Grossman, MDEnid, OK · No drug or device payments recorded (2025) ·
(580) 249-3003 Dr. Sanku Rao, MDEnid, OK · No drug or device payments recorded (2025) · Telehealth ·
(580) 234-0285 Dr. Stephen Hwang, M.D., PH.D.Enid, OK · No drug or device payments recorded (2025) ·
(580) 249-3003 Dr. Trenton Horst, D.O.Enid, OK · No drug or device payments recorded (2025) ·
(580) 249-3756 Dr. Jitendra Parmar, MDEufaula, OK · No drug or device payments recorded (2025) ·
(918) 689-2541 Dr. James Golla, MDMcalester, OK · No drug or device payments recorded (2025) ·
(918) 426-0240 Dr. Baolong Nguyen, M.D.Midwest City, OK · $1,268 in drug and device payments (2025) · Telehealth ·
(405) 610-1530 Dr. Larry Bookman, M.D.Midwest City, OK · No drug or device payments recorded (2025) ·
(405) 737-4464 Dr. Shujath Khan, MDMidwest City, OK · $31 in drug and device payments (2025) ·
(405) 732-6223 Dr. Sikandar Mesiya, M.D.Midwest City, OK · $1,634 in drug and device payments (2025) · Telehealth ·
(405) 610-1530 Dr. Ajay Sangal, MDMuskogee, OK · $196 in drug and device payments (2025) ·
(918) 682-0700 Dr. Chandrasekhar Polepalle, MDMuskogee, OK · No drug or device payments recorded (2025) ·
(918) 683-5989 Dr. Lori Ford, MDMuskogee, OK · $1,100 in drug and device payments (2025) ·
(918) 682-0700 Dr. Sarah Oberste, D.OMuskogee, OK · $337 in drug and device payments (2025) ·
(918) 910-4300 Dr. Charles Lackey, M.D.Norman, OK · No drug or device payments recorded (2025) ·
(405) 366-8619 Dr. Chintan Parikh, M.D.Norman, OK · $1,912 in drug and device payments (2025) ·
(405) 360-2777 Dr. Joshua Whorton, MDNorman, OK · $2,673 in drug and device payments (2025) ·
(405) 366-8619 Dr. Robert Holbrook, M.D.Norman, OK · $1,672 in drug and device payments (2025) ·
(405) 366-8619 Dr. Abbas Raza, MDOklahoma City, OK · $119 in drug and device payments (2025) ·
(405) 949-3349 Dr. Ahmad Al-taee, M.D.Oklahoma City, OK · $47 in drug and device payments (2025) ·
(405) 749-7014 Dr. Ahmad Jazzar, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 974-0218 Dr. Ahmed Abdelsatar Ali AbomhyaOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 271-3445 Dr. Alyssa Grossen, MDOklahoma City, OK · $2,614 in drug and device payments (2025) ·
(405) 633-9101 Dr. Amarilys Fernandez-maldonado, MDOklahoma City, OK · $1,811 in drug and device payments (2025) · Telehealth ·
(405) 702-1300 Dr. Anand Kumar, MDOklahoma City, OK · $3,147 in drug and device payments (2025) ·
(405) 749-7014 Dr. Andrea Fernandez, MDOklahoma City, OK · $155 in drug and device payments (2025) ·
(405) 849-8000 Dr. Arun Sachdev, M.D.Oklahoma City, OK · $517 in drug and device payments (2025) ·
(405) 604-4533 Dr. Barry Perkins, M.D.Oklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 772-4338 Dr. Bishr SwarOklahoma City, OK · $375 in drug and device payments (2025) ·
(405) 271-5428 Dr. Bryce Yohannan, MDOklahoma City, OK · $144 in drug and device payments (2025) · Telehealth ·
(405) 271-5963 Dr. Carl Raczkowski, M.D.Oklahoma City, OK · $1,493 in drug and device payments (2025) ·
(405) 702-1300 Dr. Clinton Wallis, M.D.Oklahoma City, OK · $309 in drug and device payments (2025) ·
(405) 486-6960 Dr. Courtney Houchen, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 271-3445 Dr. Dan Northey, M.D.Oklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 632-4000 Dr. Danny Smith, M.D.Oklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 702-1300 Dr. David Neumann, MDOklahoma City, OK · $2,042 in drug and device payments (2025) · Telehealth ·
(405) 751-4199 Dr. David Stokesberry, M.D.Oklahoma City, OK · $1,844 in drug and device payments (2025) · Telehealth ·
(405) 702-1300 Dr. Deborah Blalock, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 608-2772 Dr. Donald Kastens, MDOklahoma City, OK · $177 in drug and device payments (2025) · Telehealth ·
(405) 271-8478 Conditions Gastroenterology providers in Oklahoma commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.
- Acid reflux
- IBS
- Crohn disease
- Ulcerative colitis
- Celiac disease
- Colon cancer screening
Common questions
How many Gastroenterology providers are in Oklahoma?There are 159 Gastroenterology providers with active NPI records practicing in Oklahoma, according to federal NPPES data refreshed monthly.
Do Gastroenterology providers in Oklahoma offer telehealth?Yes. 39 of the 159 Gastroenterology providers in Oklahoma (about 25%) report offering telehealth services in CMS data.
Which cities in Oklahoma have the most Gastroenterology providers?Oklahoma City (77), Tulsa (50), Norman (5) have the highest concentration of Gastroenterology providers in Oklahoma.
How many Gastroenterology providers in Oklahoma received drug or device company payments?107 of 159 Gastroenterology providers in Oklahoma (67%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Gastroenterology providers in Oklahoma treat?Gastroenterology providers commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.
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.
Do most Gastroenterologists in Oklahoma work in independent practices or large health systems?Among 99 Gastroenterologists in Oklahoma enrolled in Medicare, 11% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 73% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Gastroenterologists in Oklahoma work at?According to CMS facility affiliation records, the Oklahoma hospitals where the most Gastroenterologists hold privileges are Saint Francis Hospital, Inc. in Tulsa; Saint Francis Hospital South, LLC in Tulsa; Integris Baptist Medical Center, Inc. in Oklahoma City.
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