NPI

Michael Joseph Alfonzo

This page is a copy of the public NPPES file.

Facts

Status
Active
Credential
M.D.
Type
Individual
Enumeration date
2009-06-24
Last updated
2020-03-09

Specialties

Licenses

License CT
51156
License CT
051156
License NY
280310

Location

Practice location
525 E 68th St, Nyp-Weill Cornell Emergency Department
City
New York NY
Postal code
10065-4870
Phone
(212) 746-3300

Medicare

PECOS
A PECOS enrollment row matches this NPI.

LEIE

No exclusion found for this NPI in the OIG LEIE file dated October 9, 2026. OIG's online search is the official check.

Check this NPI on the exclusion page

OIG exclusion search

Nearby

Other NPIs in New York, NY. 115,629 records in the public file.

Removal request

Public data from NPPES and CMS. Not a credentialing determination.

Update a record in NPPES

Run it in Rivvi

Is this you?

Check your listing for a stale address, wrong specialty or deactivation. Free.

Check my listing

Free to start. Opens Rivvi, the AI workspace for healthcare teams.

Try it on your own data today.

Free to start. Most teams are using it the same day.