Doctor profile · Federal record
Dr. Uma Mahadevan, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · San Francisco, CA
- NPI 1851355283
- Accepts Medicare
- MIPS 70.8 / 100 · 2023
- 31 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2330 Post St
San Francisco, CA 941153465
(415) 502-4444
fax (415) 505-2249 - Mailing address
-
1635 Divisadero Street, Suite 625, Box 1821
San Francisco, CA 941430001
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- August 23, 2012
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #A66529
- Medicaid
- CA #0A6652900
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851355283. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
118
Distinct HCPCS
5
Medicare allowed
$17,173
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 36 | 30 | $163 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 31 | 31 | $198 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 21 | 21 | $6 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 19 | 19 | $204 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 11 | 11 | $106 |
In context: peer comparison
Among 24 peers in San Francisco Gastroenterology Physician, average services per provider: 42. This provider delivers 2.8× the peer median.Open Payments
Industry payments received
All-time total
$26,136
Transactions
20
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 7 | $9,717.90 | |
| Janssen Biotech, INC. | 2 | $7,200.00 | |
| Merck Sharp & Dohme LLC | 5 | $5,037.50 | |
| Celltrion USA INC. | 2 | $2,150.00 | |
| Abbvie INC. | 3 | $2,000.00 | |
| Pfizer INC. | 1 | $30.40 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
31
Patients
0
Total drug cost
$824,793
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Stelara (Ustekinumab) | Brand | 31 | 0 | $824,793 |
Hospital affiliations
Frequently asked questions
What is Dr. Uma Mahadevan's medical specialty?
Dr. Uma Mahadevan practices Gastroenterology Physician in San Francisco, CA.
Where does Dr. Uma Mahadevan practice?
Dr. Uma Mahadevan practices at 2330 Post St, San Francisco, CA 941153465. Office phone: 4155024444.
What is Dr. Uma Mahadevan's NPI?
Dr. Uma Mahadevan's National Provider Identifier (NPI) is 1851355283, issued by NPPES.
Does Dr. Uma Mahadevan accept Medicare assignment?
Yes. Dr. Uma Mahadevan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Uma Mahadevan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.