Doctor profile · Federal record
Dr. Zachary Walker, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Student in an Organized Health Care Education/Training Program · San Francisco, CA
- NPI 1164955571
- Accepts Medicare
- MIPS 93.3 / 100 · 2023
- 9 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
505 Parnassus Ave
San Francisco, CA 941432204
(415) 353-1821
fax (415) 476-0616 - Additional location
-
1304 Fawcett Ave Ste 100
Tacoma, WA 984021900
(253) 761-4200
Credentials & registration
- NPI registered
- April 2017 — 9 yrs on file
- Profile last updated
- September 3, 2024
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (2)
- California #A161614 · Washington #MD61397905
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164955571. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
437
Distinct HCPCS
10
Medicare allowed
$28,557
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
74177 |
Ct scan of abdomen and pelvis with contrast | 80 | 79 | $91 | |
71250 |
Ct scan of chest without contrast | 66 | 66 | $53 | |
71045 |
X-ray of chest, 1 view | 42 | 41 | $9 | |
71275 |
Ct scan of blood vessels of chest with contrast | 34 | 34 | $89 | |
71260 |
Ct scan of chest with contrast | 31 | 31 | $56 | |
74183 |
Mri scan of abdomen before and after contrast | 29 | 29 | $105 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 26 | 26 | $84 | |
72197 |
Mri scan of pelvis before and after contrast | 24 | 24 | $105 | |
74178 |
Ct scan of abdomen and pelvis before and after contrast | 24 | 24 | $100 | |
71046 |
X-ray of chest, 2 views | 18 | 18 | $26 |
In context: peer comparison
Among 102 peers in this city , average services per provider: 133. This provider delivers 3.3× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Zachary Walker's medical specialty?
Dr. Zachary Walker practices Diagnostic Radiology Physician in San Francisco, CA.
Where does Dr. Zachary Walker practice?
Dr. Zachary Walker practices at 505 Parnassus Ave, San Francisco, CA 941432204. Office phone: 4153531821.
What is Dr. Zachary Walker's NPI?
Dr. Zachary Walker's National Provider Identifier (NPI) is 1164955571, issued by NPPES.
Does Dr. Zachary Walker accept Medicare assignment?
Yes. Dr. Zachary Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zachary Walker commonly perform?
Top Medicare-reported procedures in 2023: Ct scan of abdomen and pelvis with contrast (HCPCS 74177); Ct scan of chest without contrast (HCPCS 71250); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.