Doctor profile · Federal record
Dr. Nathan Mortensen, D.O.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Diagnostic Radiology Physician · San Francisco, CA
- NPI 1679825400
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 14 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
505 Parnassus Ave Fl 3
San Francisco, CA 941432204
(415) 476-1537
fax (415) 476-0616 - Additional location
-
842 E Main St
Medford, OR 97504
(541) 618-5825 - Mailing address
-
550 University Blvd # 641
Indianapolis, IN 462025149
Credentials & registration
- NPI registered
- October 2012 — 14 yrs on file
- Profile last updated
- October 6, 2025
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (3)
- California #24382 · California #A87377 · Oregon #DO187083
- Medicaid
- OR #500745314
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679825400. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
9,187
Distinct HCPCS
10
Medicare allowed
$147,774
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
A9585 |
Injection, gadobutrol, 0.1 ml | 5,685 | 69 | $0 | |
71045 |
X-ray of chest, 1 view | 425 | 368 | $8 | |
71046 |
X-ray of chest, 2 views | 308 | 300 | $10 | |
70450 |
Ct scan head or brain without contrast | 261 | 253 | $38 | |
72100 |
X-ray of lower and sacral spine, 2-3 views | 177 | 167 | $10 | |
73562 |
X-ray of knee, 3 views | 157 | 141 | $9 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 141 | 138 | $84 | |
71250 |
Ct scan of chest without contrast | 121 | 120 | $49 | |
70553 |
Mri scan of brain before and after contrast | 108 | 106 | $106 | |
73030 |
X-ray of shoulder, minimum of 2 views | 103 | 95 | $9 |
In context: peer comparison
Among 102 peers in this city , average services per provider: 133. This provider delivers 69× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Nathan Mortensen's medical specialty?
Dr. Nathan Mortensen practices Diagnostic Radiology Physician in San Francisco, CA.
Where does Dr. Nathan Mortensen practice?
Dr. Nathan Mortensen practices at 505 Parnassus Ave Fl 3, San Francisco, CA 941432204. Office phone: 4154761537.
What is Dr. Nathan Mortensen's NPI?
Dr. Nathan Mortensen's National Provider Identifier (NPI) is 1679825400, issued by NPPES.
Does Dr. Nathan Mortensen accept Medicare assignment?
Yes. Dr. Nathan Mortensen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Mortensen commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadobutrol, 0.1 ml (HCPCS A9585); X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.