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OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP
NPI 1659702207
General Practice in Cayey, PR

Active since December 09, 2013
108 CALLE MUNOZ RIVERA, CAYEY, PR 00736(787) 263-0965(787) 735-7613 Get Directions Write a Review

NPPES record last updated: December 9, 2013. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Oficina Medico Primario Dr. Eduardo Diaz Csp NPPES

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

OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP (NPI 1659702207) is a healthcare organization registered as a general practice in Cayey, Puerto Rico and active in the NPI registry since December 2013. The organization lists Eduardo Diaz, Md, as its authorized official.

NPPES Registry Identity

NPI1659702207
Entity TypeOrganization
Primary Taxonomy208D00000X
Legal Business NameOFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP
Location Address108 CALLE MUNOZ RIVERACayey, PR 00736
Mailing AddressCalle 4 E8 Boneville TerraceCaguas, PR 00725 · (787) 263-0965 · Fax (787) 735-7613
Phone(787) 263-0965
Fax(787) 735-7613
Organization SubpartNo
Authorized OfficialEduardo DiazMd · (787) 263-0965
Enumeration DateDecember 9, 2013
✔ NPI 1659702207 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
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

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Oficina Medico Primario Dr. Eduardo Diaz Csp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Oficina Medico Primario Dr. Eduardo Diaz Csp, which bills Medicare for the services this clinician delivers.

Clinician (1)

Eduardo Diaz
General Practice
NPI 1619943396
MUNOZ RIVERA 114 SUR
Cayey, PR 00736
(787) 263-0965
✔ PECOS✔ Accepts Medicare

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Oficina Medico Primario Dr. Eduardo Diaz Csp's NPI number?

The NPI number for Oficina Medico Primario Dr. Eduardo Diaz Csp is 1659702207. It was assigned to this organization in the NPPES registry on December 9, 2013.

Where is Oficina Medico Primario Dr. Eduardo Diaz Csp located?

Oficina Medico Primario Dr. Eduardo Diaz Csp is located at 108 Calle Munoz Rivera, Cayey, PR 00736. The listed phone number is (787) 263-0965.

What is Oficina Medico Primario Dr. Eduardo Diaz Csp's specialty?

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

Is Oficina Medico Primario Dr. Eduardo Diaz Csp enrolled in Medicare?

Yes. Oficina Medico Primario Dr. Eduardo Diaz Csp is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Oficina Medico Primario Dr. Eduardo Diaz Csp?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Practice) reassigns their Medicare billing to Oficina Medico Primario Dr. Eduardo Diaz Csp. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Oficina Medico Primario Dr. Eduardo Diaz Csp was last updated on December 9, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.