John Riordan, MD
NPI 1619040227 belongs to John Riordan, MD, a specialist with a practice location in San Francisco, CA. The NPI was issued on November 15, 2006, and the record was last updated in NPPES on July 29, 2022.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Specialist Primary | 174400000X | A52155 (CA) |
Practice location
Local context
Active NPPES records list 1,421 providers with specialist as the primary taxonomy within 25 miles of this practice location's ZIP code, 839 of them within 10 miles.
The same primary taxonomy is listed by 9,087 in California and 89,687 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- Mr. John W Riordan
- Status
- Active
- NPI issued
- Last updated in NPPES
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
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