Mark Johnson, MD PHD
Mark Johnson, MD PHD holds NPI 1578501797, with a primary taxonomy of neurological surgery physician and a practice location in Worcester, MA. The number was issued on June 2, 2006 and the NPPES record was last updated on October 26, 2020.
This record hasn't been updated in NPPES since 2020. Details may be out of date.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Neurological Surgery Physician Primary | 207T00000X | 217384 (MA) |
Practice location
Local context
Active NPPES records list 22 providers with neurological surgery physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 18 of them within 10 miles.
The same primary taxonomy is listed by 265 in Massachusetts and 11,992 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
- Mark D Johnson
- 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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curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1578501797"