Stephen Simpson, M.D.
Stephen Simpson, M.D. holds NPI 1154322964, with a primary taxonomy of specialist and a practice location in Ayer, MA. The number was issued on August 2, 2005 and the NPPES record was last updated on May 14, 2008.
This record hasn't been updated in NPPES since 2008. Details may be out of date.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Specialist Primary | 174400000X | 205051 (MA) |
Practice location
Local context
Active NPPES records list 455 providers with specialist as the primary taxonomy within 25 miles of this practice location's ZIP code, 37 of them within 10 miles.
The same primary taxonomy is listed by 1,536 in Massachusetts and 89,620 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
- Stephen L. Simpson
- 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/1154322964"