Obada Tayyem, MD
NPI 1487006672ActiveIndividual· Internal Medicine, Gastroenterology· Wichita, KS
Internal Medicine, Gastroenterology (MD) with Kansas Gastroenterology LLC, practicing in Wichita, Kansas. In 2024 Medicare paid $517,570 for 454 patients, and Part D covered 932 of their prescriptions, 80% of them generic. Abbvie Inc. was the largest of 9 companies reporting payments in 2025, $476.81 in all, mostly food and beverage. Lists Ascension Via Christi Hospitals Wichita, Inc. and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1487006672 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 12, 2016 |
| Last updated in NPPES | Oct 25, 2023 |
| Certified by provider | Oct 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 04-45885 | KS |
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 - Internal Medicine (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 454 |
|---|---|
| Services billed | 25,582 across 63 procedure codes |
| Paid by Medicare | $517,570 |
Part D prescriptions in 2024
| Prescriptions (claims) | 932 · 1,586 30-day fills |
|---|---|
| Patients | 273 |
| Total drug cost | $299,878 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Kansas Gastroenterology LLCWichita, KS · 20 clinicians
Hospital affiliations
- Ascension Via Christi Hospitals Wichita, Inc.Wichita, KS
- Kansas Medical Center LLCAndover, KS
- Sck HealthArkansas City, KS
- Susan B Allen Memorial HospitalEl Dorado, KS
- Wesley Medical CenterWichita, KS
Industry payments (Open Payments)
- 2025$476.81 · 21 payments from 9 companies
- 2024$1,456 · 50 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $148.48 | 9 |
| Medtronic, Inc. | $127.92 | 1 |
| Gilead Sciences, Inc. | $55.05 | 2 |
| Pfizer Inc. | $48.89 | 3 |
| Janssen Biotech, Inc. | $34.02 | 2 |
What the 2025 payments were for
- Food and Beverage$476.81 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 gastroenterologists in Wichita · All gastroenterologists in Kansas