Jonathan Prostak, MD

Individual Active
NPI 1235229105
Internal Medicine Physician Ann Arbor, MI

Jonathan Prostak, MD holds NPI 1235229105, with a primary taxonomy of internal medicine physician and a practice location in Ann Arbor, MI. The number was issued on October 13, 2006 and the NPPES record was last updated on October 28, 2025. The record lists 2 taxonomy codes. 2 additional practice locations are listed.

Taxonomies and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X 4301507548 (MI)
Internal Medicine Physician 207R00000X 236840 (NY)

Practice locations

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone: (734) 936-4000
Weiler - Dept. of Medicine
1825 Eastchester Road
Bronx, NY 10461
Phone: (718) 904-2400
2799 W Grand Blvd
Detroit, MI 48202-2608
Phone: (800) 653-6568

Local context

Active NPPES records list 1,563 providers with internal medicine physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 753 of them within 10 miles.

The same primary taxonomy is listed by 7,747 in Michigan and 192,539 nationwide.

These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.

Other providers at this address

Providers whose NPPES practice location has the same street address, listing those with a page here.

Nearby providers with the same primary taxonomy

Record history

Name on record
Jonathan J Prostak
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
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://api.npilayer.com/v1/providers/1235229105"

See the API · Get a free API key