Jonathan Marsh, MD

Jonathan Marsh, MD holds NPI 1689657165, with a primary taxonomy of internal medicine physician and a practice location in Carmel, IN. The number was issued on November 29, 2005 and the NPPES record was last updated on April 27, 2026. One additional practice location is listed.

Taxonomies and licenses

Practice locations

Local context

Active NPPES records list 1,030 providers with internal medicine physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 432 of them within 10 miles.

The same primary taxonomy is listed by 2,599 in Indiana 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

• Gary Ayres, MD (Internal Medicine Physician)
• Joseph Martin, MD (Internal Medicine Physician)
• Richard Chitwood, MD (Vascular Surgery Physician)
• Sebastian Strobel, MD (Gastroenterology Physician)

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

Nearby providers with the same primary taxonomy

• Barry Freeman, M.D. , Carmel, IN, same ZIP code
• Benjamin Snyder, MD , Carmel, IN, same ZIP code
• Brian Ulmer, MD , Carmel, IN, same ZIP code
• Chintan Amin, MD , Carmel, IN, same ZIP code
• Deborah Clark, MD , Carmel, IN, same ZIP code
• Deming Mi, MD , Carmel, IN, same ZIP code
• Gary Ayres, MD , Carmel, IN, same ZIP code
• Jacob Brandon, MD , Carmel, IN, same ZIP code

Record history

Name on record

Jonathan F Marsh

Status

Active

NPI issued

November 29, 2005

Last updated in NPPES

April 27, 2026

Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.

NPPES data as of September 13, 2026 · Source: CMS NPPES

curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://api.npilayer.com/v1/providers/1689657165"