Doctor profile · Federal record
Dr. Jambunathan Mahadevan, MD
Internal Medicine Physician (CMS: Internal Medicine) · St Louis, MO
- NPI 1669588638
- Accepts Medicare
- 55 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3535 S Jefferson Ave, Suite 304
St Louis, MO 63118
(314) 865-6585
fax (314) 865-6599 - Mailing address
-
Po Box 775578
St Louis, MO 631775578
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- August 5, 2010
- Year of graduation
- 1971 — 55 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Missouri #R7375
- Medicaid
- MO #201582608
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669588638. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
842
Distinct HCPCS
6
Medicare allowed
$43,561
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 314 | 56 | $88 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 274 | 54 | $3 | |
36415 |
Insertion of needle into vein for collection of blood sample | 132 | 62 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 65 | 36 | $122 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 46 | 46 | $125 | |
G0296 |
Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making) | 11 | 11 | $27 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 203. This provider delivers 4.1× the peer median.Open Payments
Industry payments received
All-time total
$624
Transactions
28
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 9 | $185.50 | |
| Amgen Inc. | 6 | $184.85 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 4 | $95.02 | |
| GlaxoSmithKline, LLC. | 3 | $51.27 | |
| Axsome Therapeutics, Inc. | 2 | $32.92 | |
| Lundbeck LLC | 1 | $24.47 | |
| Janssen Pharmaceuticals, Inc | 1 | $21.02 | |
| PFIZER INC. | 1 | $14.84 | |
| Novartis Pharmaceuticals Corporation | 1 | $14.01 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,162
Patients
647
Total drug cost
$187,251
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 507 | 107 | $2,525 |
| Rosuvastatin Calcium | Generic | 362 | 76 | $4,372 |
| Losartan Potassium | Generic | 266 | 58 | $3,143 |
| Pantoprazole Sodium | Generic | 211 | 60 | $2,153 |
| Levothyroxine Sodium | Generic | 203 | 36 | $2,562 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 186 | 23 | $2,820 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 178 | 44 | $5,381 |
| Atorvastatin Calcium | Generic | 178 | 49 | $1,520 |
| Tramadol Hcl | Generic | 173 | 22 | $1,002 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 169 | 27 | $153,655 |
Frequently asked questions
What is Dr. Jambunathan Mahadevan's medical specialty?
Dr. Jambunathan Mahadevan practices Internal Medicine Physician in St Louis, MO.
Where does Dr. Jambunathan Mahadevan practice?
Dr. Jambunathan Mahadevan practices at 3535 S Jefferson Ave, St Louis, MO 63118. Office phone: 3148656585.
What is Dr. Jambunathan Mahadevan's NPI?
Dr. Jambunathan Mahadevan's National Provider Identifier (NPI) is 1669588638, issued by NPPES.
Does Dr. Jambunathan Mahadevan accept Medicare assignment?
Yes. Dr. Jambunathan Mahadevan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jambunathan Mahadevan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.