Tanzeel Omer Elamin Awadalla, MBBS
NPI 1851975023ActiveIndividual· Family Medicine, Sleep Medicine· Tulsa, OK
Family Medicine, Sleep Medicine (MBBS) with Warren Clinic Inc, practicing in Tulsa, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $74,955 for 604 claims, against $1,753 paid for services in 2024. Jazz Pharmaceuticals Inc. was the largest of 2 companies reporting payments in 2025, $52.64 in all, mostly food and beverage. Lists Saint Francis Hospital Muskogee and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1851975023 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MBBS |
| Sole proprietor | No |
| NPI issued | May 12, 2021 |
| Last updated in NPPES | Nov 18, 2025 |
| Certified by provider | Nov 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Sleep Medicine Primary | 207QS1201X | 46143 | OK |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Sleep Medicine (MN); Practitioner - Sleep Medicine (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 19 |
|---|---|
| Services billed | 19 across 7 procedure codes |
| Paid by Medicare | $1,753 |
Part D prescriptions in 2024
| Prescriptions (claims) | 604 · 1,147 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $74,955 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Sleep Medicine |
| Telehealth | Offers telehealth |
Medical group
- Warren Clinic IncTulsa, OK · 883 clinicians
Hospital affiliations
- Saint Francis Hospital MuskogeeMuskogee, OK
- Saint Francis Hospital Vinita, IncVinita, OK
- Saint Francis Hospital, IncTulsa, OK
Industry payments (Open Payments)
- 2025$52.64 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Jazz Pharmaceuticals Inc. | $38.16 | 1 |
| Avadel Cns Pharmaceuticals, LLC | $14.48 | 1 |
What the 2025 payments were for
- Food and Beverage$52.64 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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