Doctor profile · Federal record
Dr. Timothy Williams, MD
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Saint Louis, MO
- NPI 1699036731
- Accepts Medicare
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
615 S New Ballas RD
Saint Louis, MO 631418221
(314) 251-6339
fax (314) 251-4564
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- November 3, 2025
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Missouri #2016020999
- Medicaid
- IL #ENROLLED
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1699036731. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
995
Distinct HCPCS
5
Medicare allowed
$91,005
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 578 | 254 | $77 | |
99239 |
Hospital discharge day management, more than 30 minutes | 203 | 201 | $111 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 124 | 73 | $116 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 47 | 37 | $48 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 43 | 43 | $169 |
In context: peer comparison
Among 216 peers in this city , average services per provider: 171. This provider delivers 5.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
407
Patients
171
Total drug cost
$23,586
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Spironolactone | Generic | 54 | 24 | $487 |
| Furosemide | Generic | 46 | 21 | $304 |
| Pantoprazole Sodium | Generic | 39 | 18 | $416 |
| Atorvastatin Calcium | Generic | 35 | 16 | $297 |
| Metoprolol Succinate | Generic | 35 | 18 | $339 |
| Amlodipine Besylate | Generic | 26 | 16 | $176 |
| Lisinopril | Generic | 22 | 11 | $165 |
| Metoprolol Tartrate | Generic | 22 | 0 | $56 |
| Prednisone | Generic | 20 | 19 | $154 |
| Carvedilol | Generic | 19 | 0 | $138 |
Hospital affiliations
Frequently asked questions
What is Dr. Timothy Williams's medical specialty?
Dr. Timothy Williams practices Internal Medicine Physician in Saint Louis, MO.
Where does Dr. Timothy Williams practice?
Dr. Timothy Williams practices at 615 S New Ballas RD, Saint Louis, MO 631418221. Office phone: 3142516339.
What is Dr. Timothy Williams's NPI?
Dr. Timothy Williams's National Provider Identifier (NPI) is 1699036731, issued by NPPES.
Does Dr. Timothy Williams accept Medicare assignment?
Yes. Dr. Timothy Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Williams commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.