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MRS. NATASHA IDALIS MENDEZ MARTINEZ MSW
NPI 1477403814
Social Worker - Clinical in Castaner, PR

Active since February 03, 2026PECOS Enrolled
CARR 135 KM 4.5, CASTANER, PR 00631(787) 829-5010 Get Directions Write a Review

NPPES record last updated: February 3, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Mrs. Natasha Idalis Mendez Martinez Msw NPPES

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

MRS. NATASHA IDALIS MENDEZ MARTINEZ MSW (NPI 1477403814) is an individual clinical provider in Castaner, Puerto Rico, licensed in Puerto Rico (17036) and active in the NPI registry since February 2026. She is enrolled in Medicare PECOS and is a graduate of Other (2024).

NPPES Registry Identity

NPI1477403814
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. NATASHA IDALIS MENDEZ MARTINEZCredential: MSW
Location AddressCARR 135 KM 4.5Castaner, PR 00631
Mailing Address2 Calle Teodoro FigueroaAdjuntas, PR 00601-2184 · (787) 951-6040
Phone(787) 829-5010
Sole ProprietorYes
Medical School CMSOtherGraduated 2024
Enumeration DateFebruary 3, 2026
NPPES CertifiedJanuary 30, 2026
✔ NPI 1477403814 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in PR · 17036
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Natasha Idalis Mendez Martinez Msw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2062979255
PECOS Enrollment IDI20260808000128
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 Natasha Mendez Martinez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Hospital General De Castaner Inc
General Acute Care Hospital
ROAD 135 KM 64 2
Castaner, PR 00631
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 38 clinicians in this Medicare group
NPI 1760486344 (787) 829-5010

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00631 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $56.86 – $172.44
Typical copayment $0.00 (range $14.21 – $43.11)
Most-billed visit code NA
Established Patient
$70.88 typical visit price
range $18.24 – $140.44
Typical copayment $17.72 (range $4.56 – $35.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Natasha Mendez Martinez's NPI number?

The NPI number for Natasha Mendez Martinez is 1477403814. It was assigned to this individual provider in the NPPES registry on February 3, 2026.

Where is Natasha Mendez Martinez located?

Natasha Mendez Martinez practices at Carr 135 Km 4.5, Castaner, PR 00631. The listed phone number is (787) 829-5010.

What is Natasha Mendez Martinez's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Natasha Mendez Martinez enrolled in Medicare?

Yes. Natasha Mendez Martinez is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Natasha Mendez Martinez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Natasha Mendez Martinez reassigns Medicare benefits to Hospital General De Castaner Inc (Castaner, 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 Natasha Mendez 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 Natasha Mendez Martinez was last updated on February 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.