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MICHAEL DIAZ M.D.
NPI 1265605794
Internal Medicine - Hematology & Oncology in New York, NY

Active since April 04, 2008
1112 PARK AVE, NEW YORK, NY 10128(212) 876-4500(212) 831-6185 Get Directions Write a Review

NPPES record last updated: April 4, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Michael Diaz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL DIAZ M.D. (NPI 1265605794) is a healthcare organization registered as a hematology & oncology in New York, New York and active in the NPI registry since April 2008. The organization lists Michael Diaz, Owner, as its authorized official.

NPPES Registry Identity

NPI1265605794
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameMICHAEL DIAZ M.D.
Location Address1112 PARK AVENew York, NY 10128-1235
Mailing Address1112 Park AveNew York, NY 10128-1235 · (212) 876-4500 · Fax (212) 831-6185
Phone(212) 876-4500
Fax(212) 831-6185
Organization SubpartNo
Authorized OfficialMichael DiazOwner · 212228764500
Enumeration DateApril 4, 2008
✔ NPI 1265605794 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in NY · 114488
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
1112 PARK AVE, New York, NY 10128
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Other Identifiers 3

Medicaid00822931NY
Medicare UPINC08112NY
Medicare PIN81F921NY

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PARK AVENUE OB/GYN P.C
Specialist
1112 PARK AVE
NEW YORK, NY 10128
New York County (212) 369-8192
MICHAIL SHAFIR, MD
Specialist
1112 PARK AVE
NEW YORK, NY 10128
New York County (212) 534-6900
LAWRENCE B COHEN MD, PC
Internal Medicine (Gastroenterology)
1112 PARK AVE, GROUND FLOOR
NEW YORK, NY 10128
New York County (201) 906-4016
DR. ARTHUR LAWRENCE OSSIAS MD
Internal Medicine (Hematology)
1112 PARK AVE
NEW YORK, NY 10128
New York County (212) 427-9333
HSIANG LIH CHEN M.D.
Obstetrics & Gynecology
1112 PARK AVE
NEW YORK, NY 10128
New York County (212) 369-8192
DR. MICHAEL DIAZ M.D.
Internal Medicine (Hematology & Oncology)
1112 PARK AVE
NEW YORK, NY 10128
New York County (212) 876-4500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Diaz M.D.'s NPI number?

The NPI number for Michael Diaz M.D. is 1265605794. It was assigned to this organization in the NPPES registry on April 4, 2008.

Where is Michael Diaz M.D. located?

Michael Diaz M.D. is located at 1112 Park Ave, New York, NY 10128. The listed phone number is (212) 876-4500.

What is Michael Diaz M.D.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Michael Diaz M.D. was last updated on April 4, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.