Doctor profile · Federal record
Dr. Zara Mathews, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · San Mateo, CA
- NPI 1124300652
- Accepts Medicare
- MIPS 86.3 / 100 · 2023
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
222 W 39Th Ave, Smmc Emergency Department
San Mateo, CA 944034364
(650) 573-2671 - Mailing address
-
320 Palo Alto Ave, Apt B1
Palo Alto, CA 943011147
Credentials & registration
- NPI registered
- September 2011 — 15 yrs on file
- Profile last updated
- July 1, 2016
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #135767
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124300652. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
64
Distinct HCPCS
3
Medicare allowed
$7,433
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 27 | 27 | $130 | |
99285 |
Emergency department visit with high level of medical decision making | 20 | 19 | $188 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 17 | 17 | $9 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 62. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. Zara Mathews's medical specialty?
Dr. Zara Mathews practices Emergency Medicine Physician in San Mateo, CA.
Where does Dr. Zara Mathews practice?
Dr. Zara Mathews practices at 222 W 39Th Ave, San Mateo, CA 944034364. Office phone: 6505732671.
What is Dr. Zara Mathews's NPI?
Dr. Zara Mathews's National Provider Identifier (NPI) is 1124300652, issued by NPPES.
Does Dr. Zara Mathews accept Medicare assignment?
Yes. Dr. Zara Mathews accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zara Mathews commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.