Marcia Elfenbaum, M.D.
NPI 1184640583 belongs to Marcia Elfenbaum, M.D., a pain medicine (physical medicine & rehabilitation) physician with a practice location in San Diego, CA. The NPI was issued on July 15, 2006, and the record was last updated in NPPES on February 4, 2026.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Pain Medicine (Physical Medicine & Rehabilitation) Physician Primary | 2081P2900X | A63369 (CA) |
Practice location
Local context
Active NPPES records list 44 providers with pain medicine (physical medicine & rehabilitation) physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 30 of them within 10 miles.
The same primary taxonomy is listed by 560 in California and 3,744 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
- Marcia Elana Elfenbaum
- 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
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1184640583"