Doctor profile · Federal record
Dr. William Birenbaum, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Saint Louis, MO
- NPI 1407876550
- Accepts Medicare
- 44 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3009 N Ballas RD, Ste 383C
Saint Louis, MO 631312322
(314) 996-4545
fax (314) 996-4546 - Mailing address
-
670 Mason Ridge Center Dr, Ste 300
Saint Louis, MO 631418573
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- February 12, 2021
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Missouri #36460
- Medicaid
- MO #202352902
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407876550. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,674
Distinct HCPCS
10
Medicare allowed
$221,352
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 779 | 316 | $124 | |
36415 |
Insertion of needle into vein for collection of blood sample | 621 | 318 | $8 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 236 | 76 | $77 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 228 | 228 | $125 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 177 | 151 | $87 | |
90662 |
Influenza vaccine split virus, preservative free | 96 | 96 | $72 | |
G0008 |
Administration of influenza virus vaccine | 96 | 96 | $30 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 92 | 38 | $116 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 76 | 64 | $127 | |
99239 |
Hospital discharge day management, more than 30 minutes | 59 | 51 | $111 |
In context: peer comparison
Among 216 peers in Saint Louis Internal Medicine Physician, average services per provider: 171. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$577
Transactions
30
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 7 | $146.14 | |
| Lilly USA, LLC | 4 | $85.52 | |
| Amgen INC. | 3 | $58.92 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $57.20 | |
| Pfizer INC. | 2 | $32.83 | |
| Novo Nordisk INC | 2 | $30.07 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $28.10 | |
| Corcept Therapeutics | 1 | $25.69 | |
| Lundbeck LLC | 1 | $23.47 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $23.21 | |
| Esperion Therapeutics, INC. | 1 | $20.53 | |
| GlaxoSmithKline, LLC. | 1 | $16.01 | |
| Janssen Pharmaceuticals, INC | 1 | $14.97 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 1 | $14.81 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,667
Patients
1,542
Total drug cost
$54,842
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 868 | 232 | $9,284 |
| Amlodipine Besylate | Generic | 566 | 148 | $3,592 |
| Lisinopril | Generic | 539 | 144 | $4,070 |
| Levothyroxine Sodium | Generic | 401 | 107 | $5,885 |
| Tramadol Hcl | Generic | 390 | 95 | $1,958 |
| Losartan Potassium | Generic | 387 | 104 | $4,596 |
| Meloxicam | Generic | 341 | 107 | $1,703 |
| Omeprazole | Generic | 338 | 96 | $3,878 |
| Tamsulosin Hcl | Generic | 319 | 90 | $6,102 |
| Metformin Hcl | Generic | 298 | 86 | $2,582 |
Frequently asked questions
What is Dr. William Birenbaum's medical specialty?
Dr. William Birenbaum practices Internal Medicine Physician in Saint Louis, MO.
Where does Dr. William Birenbaum practice?
Dr. William Birenbaum practices at 3009 N Ballas RD, Saint Louis, MO 631312322. Office phone: 3149964545.
What is Dr. William Birenbaum's NPI?
Dr. William Birenbaum's National Provider Identifier (NPI) is 1407876550, issued by NPPES.
Does Dr. William Birenbaum accept Medicare assignment?
Yes. Dr. William Birenbaum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Birenbaum commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.