Mark Greenbaum, MD

Individual Active
NPI 1003884180
Specialist Bronx, NY

Mark Greenbaum, MD is a specialist practicing in Bronx, NY. The NPI was issued on March 14, 2006, and the record was last updated in NPPES on July 13, 2026.

Taxonomies and licenses

TaxonomyCodeLicense
Specialist Primary 174400000X 152004 (NY)

Practice location

3010 Grand Concourse
Bronx, NY 10458-1504
Phone: (203) 856-8550

Local context

Active NPPES records list 18,759 providers with specialist as the primary taxonomy within 25 miles of this practice location's ZIP code, 5,320 of them within 10 miles.

The same primary taxonomy is listed by 25,484 in New York and 89,616 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
Mark Greenbaum
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/1003884180"

See the API · Get a free API key