Derek Johnson, MD
Derek Johnson, MD is an allergy physician practicing in Fairfax, VA. The NPI was issued on October 13, 2005, and the record was last updated in NPPES on August 12, 2026.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Allergy Physician Primary | 207KA0200X | 0101230706 (VA) |
Practice location
Local context
Active NPPES records list 40 providers with allergy physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 10 of them within 10 miles.
The same primary taxonomy is listed by 53 in Virginia and 1,651 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
- Derek K 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
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1285622183"