1. Home
  2. Directory
  3. NPI Profile

GRISEL GREO MSW
NPI 1710645338
Social Worker - Clinical in Patillas, PR

Active since December 01, 2021PECOS Enrolled
URB. VALLES DE LA PROVIDENCIA J5 CALLE CIELO, PATILLAS, PR 00723(787) 486-9223 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Grisel Greo Msw NPPES

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

GRISEL GREO MSW (NPI 1710645338) is an individual clinical provider in Patillas, Puerto Rico, licensed in Puerto Rico (15815) and active in the NPI registry since December 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1710645338
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameGRISEL GREOCredential: MSW
Location AddressURB. VALLES DE LA PROVIDENCIA J5 CALLE CIELOPatillas, PR 00723
Mailing Address5 Calle CieloPatillas, PR 00723-9347 · (787) 486-9223
Phone(787) 486-9223
Sole ProprietorYes
Enumeration DateDecember 1, 2021
NPPES CertifiedNovember 17, 2021
✔ NPI 1710645338 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 · 15815
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.

Other Names 1

Professional Name (2)Grisel Greo Msw

Other Identifiers 1

Other15815PR · 15815

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grisel Greo Msw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

2

Medicare enrollment records show Grisel Greo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Clinical Social Work Therapy Inc
Adult Care Home
AVE MUNOZ RIVERA #53 OESTE
Camuy, PR 00627
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 11 clinicians in this Medicare group
NPI 1871729772 (787) 222-1891
Inspira Behavioral Care Corp.
Psychiatric Hospital
TORRE DE AUXILIO MUTUO, OFICINA 410
Hato Rey, PR 00918
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 185 clinicians in this Medicare group
NPI 1023524733 (787) 704-0705

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 00723 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 Grisel Greo's NPI number?

The NPI number for Grisel Greo is 1710645338. It was assigned to this individual provider in the NPPES registry on December 1, 2021. The provider is also known as Grisel Greo Msw.

Where is Grisel Greo located?

Grisel Greo practices at Urb. Valles De La Providencia J5 Calle Cielo, Patillas, PR 00723. The listed phone number is (787) 486-9223.

What is Grisel Greo's specialty?

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

Is Grisel Greo enrolled in Medicare?

Yes. Grisel Greo is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Grisel Greo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Grisel Greo reassigns Medicare benefits to 2 organizations: Clinical Social Work Therapy Inc (Camuy, PR) and Inspira Behavioral Care Corp. (Hato Rey, PR). Each 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 Grisel Greo'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 Grisel Greo was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.