Emily Ann Williams, MD
NPI 1942820741ActiveIndividual· Dermatology· Tulsa, OK
Dermatology (MD) in Tulsa, Oklahoma, trained at University of Oklahoma College of Medicine (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $246,624 for 348 claims, against $32,650 paid for services in 2024. Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $1,903 in all, mostly food and beverage.
Overview
| NPI | 1942820741 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 21, 2020 |
| Last updated in NPPES | Jul 23, 2024 |
| Certified by provider | Jul 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 42089 | 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 - Dermatology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 216 |
|---|---|
| Services billed | 1,030 across 18 procedure codes |
| Paid by Medicare | $32,650 |
Part D prescriptions in 2024
| Prescriptions (claims) | 348 · 463 30-day fills |
|---|---|
| Patients | 166 |
| Total drug cost | $246,624 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Dermatology |
Medical group
- Warren Clinic IncTulsa, OK · 883 clinicians
Hospital affiliations
- Saint Francis Hospital South, LLCTulsa, OK
- Saint Francis Hospital, IncTulsa, OK
Industry payments (Open Payments)
- 2025$1,903 · 71 payments from 14 companies
- 2024$1,258 · 29 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $614.68 | 28 |
| Regeneron Healthcare Solutions, Inc. | $353.50 | 8 |
| Janssen Biotech, Inc. | $163.22 | 5 |
| E.R. Squibb & Sons, L.L.C. | $141.19 | 8 |
| Genentech, Inc. | $139.48 | 1 |
What the 2025 payments were for
- Food and Beverage$1,711 · 68 payments
- Education$191.82 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 47 dermatologists in Tulsa · All dermatologists in Oklahoma