Doctor profile · Federal record
Dr. Saima Mahmood, MD
Internal Medicine Physician (CMS: Infectious Disease) · Internal Medicine Physician · Castro Valley, CA
- NPI 1477555811
- Accepts Medicare
- MIPS 14.8 / 100 · 2023
- 27 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
5618 Gold Creek Dr
Castro Valley, CA 945525440
(256) 473-9788
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- October 18, 2012
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Nevada #11547 · California #A122980
- Medicaid
- NV #100506515
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477555811. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,145
Distinct HCPCS
8
Medicare allowed
$637,359
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 1,699 | 145 | $174 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 858 | 191 | $132 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 802 | 60 | $122 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 252 | 213 | $193 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 228 | 66 | $88 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 195 | 172 | $206 | |
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 66 | 24 | $174 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 45 | 41 | $206 |
In context: peer comparison
Among 12 peers in Castro Valley Internal Medicine Physician, average services per provider: 154. This provider delivers 27× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Saima Mahmood's medical specialty?
Dr. Saima Mahmood practices Internal Medicine Physician in Castro Valley, CA.
Where does Dr. Saima Mahmood practice?
Dr. Saima Mahmood practices at 5618 Gold Creek Dr, Castro Valley, CA 945525440. Office phone: 2564739788.
What is Dr. Saima Mahmood's NPI?
Dr. Saima Mahmood's National Provider Identifier (NPI) is 1477555811, issued by NPPES.
Does Dr. Saima Mahmood accept Medicare assignment?
Yes. Dr. Saima Mahmood accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Saima Mahmood commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.