ALEIDA G NIEVES MARTINEZ MD
NPI 1598715310
General Practice in San Juan, PR
About Aleida G Nieves Martinez Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEIDA G NIEVES MARTINEZ MD (NPI 1598715310) is an individual general practice provider in San Juan, Puerto Rico, licensed in Puerto Rico (14546) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Aleida G Nieves Martinez Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Aleida Nieves Martinez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Juan, PR 00918
- Reassigned Medicare billing, Puerto Rico enrollment
- 7 clinicians in this Medicare group
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 Aleida Nieves Martinez's NPI number?
The NPI number for Aleida Nieves Martinez is 1598715310. It was assigned to this individual provider in the NPPES registry on May 11, 2006.
Where is Aleida Nieves Martinez located?
Aleida Nieves Martinez practices at Sgto. Luis Medina 361 Ext. Roosevelt, San Juan, PR 00918. The listed phone number is (787) 763-6432.
What is Aleida Nieves Martinez's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Aleida Nieves Martinez enrolled in Medicare?
Yes. Aleida Nieves Martinez is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Aleida Nieves Martinez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aleida Nieves Martinez reassigns Medicare benefits to Primary Physician Care Psc (San Juan, 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 Aleida Nieves 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 Aleida Nieves Martinez was last updated on June 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Aleida G Nieves Martinez, MD · NPI 1598715310
General Practice physician in San Juan, Puerto Rico. Individual provider, active in the CMS NPPES registry since May 11, 2006.
## Identity
- **NPI:** 1598715310 (Entity type: Individual)
- **Enumerated:** May 11, 2006
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **State license:** 14546 (Puerto Rico)
- **Sole proprietor:** No
## Practice location
- **Address:** SGTO. LUIS MEDINA 361 EXT. ROOSEVELT, San Juan, PR 00918
- **Phone:** (787) 763-6432
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Primary Physician Care Psc (NPI 1689810699, San Juan, PR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 11, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1598715310) · Data from the CMS NPPES public registry.