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DR. MARIA MARGARITA DIAZ FERNANDEZ M.D.
NPI 1437274313
General Practice in San Juan, PR

Active since March 20, 2007
151 CALLE CESAR GONZALEZ, PLAZA ANTILLANA APT 4902, SAN JUAN, PR 00918(787) 316-3673 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Maria Margarita Diaz Fernandez M.d. NPPES

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

DR. MARIA MARGARITA DIAZ FERNANDEZ M.D. (NPI 1437274313) is an individual general practice provider in San Juan, Puerto Rico, licensed in Puerto Rico (6817) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1437274313
Entity TypeIndividualFemale
Primary Taxonomy208D00000X
Provider Legal NameDR. MARIA MARGARITA DIAZ FERNANDEZCredential: M.D.
Location Address151 CALLE CESAR GONZALEZ, PLAZA ANTILLANA APT 4902San Juan, PR 00918-1463
Mailing Address151 Calle Cesar Gonzalez, Plaza Antillana Apt 4902San Juan, PR 00918-1463 · (787) 316-3673
Phone(787) 316-3673
Sole ProprietorYes
Enumeration DateMarch 20, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1437274313 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in PR · 6817
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
151 CALLE CESAR GONZALEZ, San Juan, PR 00918
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Other Providers at the Same Location NPPES 2

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

DR. RUBEN CORTES GELI M.D.
General Practice
151 CALLE CESAR GONZALEZ, CONDOMINIO PLAZA ANTILLANA SUITE #4902
SAN JUAN, PR 00918
San Juan Municipio (787) 316-3672
DR. SUNSIREE SANTANA MD
Pediatrics (Pediatric Critical Care Medicine)
151 CALLE CESAR GONZALEZ, PLAZA ANTILLANA APT. 3804
SAN JUAN, PR 00918
San Juan Municipio (787) 390-3245

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 Maria Diaz Fernandez's NPI number?

The NPI number for Maria Diaz Fernandez is 1437274313. It was assigned to this individual provider in the NPPES registry on March 20, 2007.

Where is Maria Diaz Fernandez located?

Maria Diaz Fernandez practices at 151 Calle Cesar Gonzalez Plaza Antillana Apt 4902, San Juan, PR 00918. The listed phone number is (787) 316-3673.

What is Maria Diaz Fernandez's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

When was this NPI record last updated?

The NPPES record for Maria Diaz Fernandez was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.