James Walker, MD
NPI 1578901500 belongs to James Walker, MD, an addiction psychiatry physician with a practice location in Greer, SC. The NPI was issued on June 12, 2013, and the record was last updated in NPPES on August 25, 2025. One additional practice location is listed.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Addiction Psychiatry Physician Primary | 2084P0802X | MD35703 (SC) |
Practice locations
Local context
Active NPPES records list 1 provider with addiction psychiatry physician as the primary taxonomy within 25 miles of this practice location's ZIP code.
The same primary taxonomy is listed by 13 in South Carolina and 948 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
- Dr. James Rex Walker
- 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/1578901500"