Jeffrey L. Bigler, M.D.
NPI 1164419362ActiveIndividual· Internal Medicine, Gastroenterology· Tulsa, OK
Internal Medicine, Gastroenterology (M.D.) in Tulsa, Oklahoma, trained at University of Oklahoma College of Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $1,649,374 for 1,105 claims, against $175,645 paid for services in 2024. Abbvie Inc. was the largest of 6 companies reporting payments in 2025, $202.38 in all, mostly food and beverage.
Overview
| NPI | 1164419362 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 3, 2005 |
| Last updated in NPPES | Feb 23, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 20764 | OK |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 417 |
|---|---|
| Services billed | 8,632 across 44 procedure codes |
| Paid by Medicare | $175,645 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,105 · 1,814 30-day fills |
|---|---|
| Patients | 432 |
| Total drug cost | $1,649,374 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- St. John Physicians, Inc.Tulsa, OK · 259 clinicians
- Gastroenterology Specialists, Inc.Tulsa, OK · 23 clinicians
Hospital affiliations
- Ascension St John Broken ArrowBroken Arrow, OK
- Ascension St John Jane PhillipsBartlesville, OK
- Ascension St John Medical CenterTulsa, OK
- Saint Francis Hospital South, LLCTulsa, OK
- Saint Francis Hospital, IncTulsa, OK
Industry payments (Open Payments)
- 2025$202.38 · 10 payments from 6 companies
- 2024$276.96 · 16 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $97.46 | 5 |
| Lilly USA, LLC | $28.90 | 1 |
| Gilead Sciences, Inc. | $27.54 | 1 |
| Medtronic, Inc. | $21.01 | 1 |
| Coloplast Corp | $17.21 | 1 |
What the 2025 payments were for
- Food and Beverage$202.38 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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