Doctor profile · Federal record
Dr. Calvin Williams
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Oak Ridge, TN
- NPI 1932664414
- Accepts Medicare
- 7 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
988 Oak Ridge Tpke Ste 140
Oak Ridge, TN 378306919
(865) 483-7415 - Mailing address
-
300 S Tulane Ave Apt 1203
Oak Ridge, TN 378306772
Credentials & registration
- NPI registered
- February 2019 — 7 yrs on file
- Profile last updated
- August 9, 2023
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- Tennessee #0000005206
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932664414. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$222
Transactions
12
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 3 | $54.78 | |
| Sumitomo Pharma America, INC. | 2 | $48.16 | |
| Astellas Pharma US INC | 3 | $43.73 | |
| Hologic Sales and Service, LLC | 1 | $20.43 | |
| Millicent US INC | 1 | $19.68 | |
| Sage Therapeutics, INC. | 1 | $19.14 | |
| Exeltis, USA INC. | 1 | $15.75 |
By nature of payment
Frequently asked questions
What is Dr. Calvin Williams's medical specialty?
Dr. Calvin Williams practices Obstetrics & Gynecology Physician in Oak Ridge, TN.
Where does Dr. Calvin Williams practice?
Dr. Calvin Williams practices at 988 Oak Ridge Tpke Ste 140, Oak Ridge, TN 378306919. Office phone: 8654837415.
What is Dr. Calvin Williams's NPI?
Dr. Calvin Williams's National Provider Identifier (NPI) is 1932664414, issued by NPPES.
Does Dr. Calvin Williams accept Medicare assignment?
Yes. Dr. Calvin Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.