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MRS. GERMARILIZ DIAZ MARTINEZ M.D.
NPI 1306251491
General Practice in Yabucoa, PR

Active since June 26, 2014PECOS Enrolled
URB. MENDEZ #2, ISTITUTO PEDIATRICO OFICINA 5, YABUCOA, PR 00767(787) 266-3128 Get Directions Write a Review

NPPES record last updated: June 26, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mrs. Germariliz Diaz Martinez M.d. NPPES

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

MRS. GERMARILIZ DIAZ MARTINEZ M.D. (NPI 1306251491) is an individual general practice provider in Yabucoa, Puerto Rico, licensed in Puerto Rico (18794) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2008).

NPPES Registry Identity

NPI1306251491
Entity TypeIndividualFemale
Primary Taxonomy208D00000X
Provider Legal NameMRS. GERMARILIZ DIAZ MARTINEZCredential: M.D.
Location AddressURB. MENDEZ #2, ISTITUTO PEDIATRICO OFICINA 5Yabucoa, PR 00767
Mailing AddressB24 Bda. NuevaUtuado, PR 00641 · (787) 297-5732
Phone(787) 266-3128
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateJune 26, 2014
✔ NPI 1306251491 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 · 18794
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
URB. MENDEZ #2, Yabucoa, PR 00767
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Other Identifiers 1

Other4539097PR · Driver License

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Germariliz Diaz Martinez M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6901129147
PECOS Enrollment IDI20141219001609
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Germariliz Diaz Martinez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

MD Premier Health LLC
General Practice
RIO LA PLATA MALL STE A3
Toa Alta, PR 00953
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 2 clinicians in this Medicare group
NPI 1326754706 (787) 870-2148

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 Germariliz Diaz Martinez's NPI number?

The NPI number for Germariliz Diaz Martinez is 1306251491. It was assigned to this individual provider in the NPPES registry on June 26, 2014.

Where is Germariliz Diaz Martinez located?

Germariliz Diaz Martinez practices at Urb. Mendez #2 Istituto Pediatrico Oficina 5, Yabucoa, PR 00767. The listed phone number is (787) 266-3128.

What is Germariliz Diaz Martinez's specialty?

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

Is Germariliz Diaz Martinez enrolled in Medicare?

Yes. Germariliz Diaz Martinez is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Germariliz Diaz Martinez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Germariliz Diaz Martinez reassigns Medicare benefits to MD Premier Health LLC (Toa Alta, PR). The 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 Germariliz Diaz Martinez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Germariliz Diaz Martinez was last updated on June 26, 2014. 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.