Doctor profile · Federal record
Dr. Shamsi Vatannia, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Hayward, CA
- NPI 1790863280
- Accepts Medicare
- 24 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
27212 Calaroga Ave
Hayward, CA 945454339
(510) 785-5000 - Additional location
-
1303 E Herndon Ave
Fresno, CA 937203309
(559) 450-3026
fax (559) 450-4481
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- March 24, 2026
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- California #A96343
- Medicaid
- CA #00A963430
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790863280. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
39
Distinct HCPCS
2
Medicare allowed
$4,690
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99203 |
New patient office or other outpatient visit, 30-44 minutes | 22 | 22 | $132 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 17 | 13 | $105 |
In context: peer comparison
Among 1 peers in Hayward Obstetrics & Gynecology Physician, average services per provider: 19. This provider delivers 2.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
11
Patients
0
Total drug cost
$1,247
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 11 | 0 | $1,247 |
Frequently asked questions
What is Dr. Shamsi Vatannia's medical specialty?
Dr. Shamsi Vatannia practices Obstetrics & Gynecology Physician in Hayward, CA.
Where does Dr. Shamsi Vatannia practice?
Dr. Shamsi Vatannia practices at 27212 Calaroga Ave, Hayward, CA 945454339. Office phone: 5107855000.
What is Dr. Shamsi Vatannia's NPI?
Dr. Shamsi Vatannia's National Provider Identifier (NPI) is 1790863280, issued by NPPES.
Does Dr. Shamsi Vatannia accept Medicare assignment?
Yes. Dr. Shamsi Vatannia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shamsi Vatannia commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.