John Kowalczyk, DO
John Kowalczyk, DO holds NPI 1548254089, with a primary taxonomy of urology physician and a practice location in Los Angeles, CA. The number was issued on September 9, 2005 and the NPPES record was last updated on November 22, 2022. 6 additional practice locations are listed.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Urology Physician Primary | 208800000X | 20A6818 (CA) |
Practice locations
Local context
Active NPPES records list 610 providers with urology physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 269 of them within 10 miles.
The same primary taxonomy is listed by 1,972 in California and 19,304 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
- John James Kowalczyk
- 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/1548254089"