John Harris, M.D.
NPI 1235224601 · Vascular & Interventional Radiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Harris, M.D. is a Vascular & Interventional Radiology Physician provider in San Francisco, CA (NPI 1235224601).
Provider details
- NPI number
- 1235224601
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A75604 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,249 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 674 | $10 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 239 | $11 |
| Ct Scan Head Or Brain Without Contrast70450 | 237 | $47 |
| X-Ray of Chest, 2 Views71046 | 191 | $12 |
| Complete Ultrasound Scan Behind Abdominal Cavity76770 | 129 | $41 |
| Ultrasound of Abdomen and Pelvis Artery and Vein Blood Flow93976 | 77 | $44 |
| Ct Scan of Abdomen and Pelvis With Contrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2024-02-08
- Certified
- 2024-02-06
Frequently asked questions
- What is John Harris's NPI number?
- John Harris's National Provider Identifier (NPI) is 1235224601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Harris's specialty?
- John Harris is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Harris located?
- John Harris's practice location on file with NPPES is 450 Stanyan St, San Francisco, CA 94117-1019.
- What is John Harris's phone number?
- The practice phone number listed in the NPPES registry for John Harris is (415) 750-5687.
- Does John Harris accept Medicare?
- John Harris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Harris's NPI active?
- Yes — John Harris's NPI (1235224601) is active in the NPPES registry as of the last update on 2024-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.