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DR. AINEK GRULLON ESPAILLAT
NPI 1316595507
Internal Medicine in Ponce, PR

Active since August 30, 2019PECOS Enrolled
PONCE HEALTH SCIENCES UNIVERSITY, 388 ZONA INDUSTRIAL REPARADA 2, PONCE, PR 00716(787) 840-2575(787) 844-1930 Get Directions Write a Review

NPPES record last updated: August 19, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 24, 2025, Mar 6, 2025, Feb 23, 2025 and 2 more (5 updates tracked since 2019).

About Dr. Ainek Grullon Espaillat NPPES

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

DR. AINEK GRULLON ESPAILLAT (NPI 1316595507) is an individual internal medicine provider in Ponce, Puerto Rico, licensed in Puerto Rico (23801) and active in the NPI registry since August 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316595507
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. AINEK GRULLON ESPAILLAT
Location AddressPONCE HEALTH SCIENCES UNIVERSITY, 388 ZONA INDUSTRIAL REPARADA 2Ponce, PR 00716
Mailing AddressCentro Medico Episcopal San Lucas, 917 Avenida Tito CastroPonce, PR 00733 · (787) 844-2080
Phone(787) 840-2575
Fax(787) 844-1930
Sole ProprietorNo
Enumeration DateAugust 30, 2019
Last NPPES UpdateAugust 19, 20255 updates tracked since enumeration
NPPES CertifiedAugust 19, 2025
✔ NPI 1316595507 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PR · 23801
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedGeneral PracticeTaxonomy 208D00000X · License 023801 (PR)

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ainek Grullon Espaillat 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 Reassignment

Medicare enrollment records show Ainek Grullon Espaillat reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Guayama Ims Hospital Medical Services LLC
Internal Medicine
URB LA HACIENDA ALBIZU CAMPOS ESQ PRINCIPAL
Guayama, PR 00784
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 7 clinicians in this Medicare group
NPI 1245931039 (787) 864-4300

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 00716 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
$130.65 typical visit price
range $56.86 – $172.44
Typical copayment $32.66 (range $14.21 – $43.11)
Most-billed visit code 99204
Established Patient
$100.24 typical visit price
range $18.24 – $140.44
Typical copayment $25.06 (range $4.56 – $35.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VALERIA DYAL BRACERO TORRES
Student in an Organized Health Care Education/Training Program
PONCE HEALTH SCIENCES UNIVERSITY, 388 ZONA INDUSTRIAL REPARADA 2
PONCE, PR 00716
Ponce Municipio (787) 840-2575
RAUL AMID RODRIGUEZ VELAZQUEZ
Student in an Organized Health Care Education/Training Program
PONCE HEALTH SCIENCES UNIVERSITY, 388 ZONA INDUSTRAIL REPARADA 2
PONCE, PR 00716
Ponce Municipio (787) 914-4542
MS. MARIA ISABEL BIAGGI COSTAS
Student in an Organized Health Care Education/Training Program
PONCE HEALTH SCIENCES UNIVERSITY, 388 ZONA INDUSTRIAL REPARADA 2
PONCE, PR 00716
Ponce Municipio (787) 840-2575
DR. LORNA MARIELA TORRES ROSARIO MD
Dermatology
PONCE HEALTH SCIENCES UNIVERSITY
PONCE, PR 00716
Ponce Municipio (787) 840-2575
LUIS ANDRES MORALES
Student in an Organized Health Care Education/Training Program
PONCE HEALTH SCIENCES UNIVERSITY, 388 ZONA INDUSTRIAL REPARADA 2
PONCE, PR 00716
Ponce Municipio (787) 840-2575
DANIEL ARMANDO RODRIGUEZ
Student in an Organized Health Care Education/Training Program
PONCE HEALTH SCIENCES UNIVERSITY, 388 ZONA INDUSTRIAL REPARADA 2
PONCE, PR 00716
Ponce Municipio (787) 840-2575
MISS MIRIAM YAZMIN PAGAN RIVERA LND
Nutritionist
PONCE HEALTH SCIENCES UNIVERSITY, INDUSTRIAL REPARADA CALLE 10 G 6
PONCE, PR 00716
Ponce Municipio (787) 204-0724

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 Ainek Grullon Espaillat's NPI number?

The NPI number for Ainek Grullon Espaillat is 1316595507. It was assigned to this individual provider in the NPPES registry on August 30, 2019.

Where is Ainek Grullon Espaillat located?

Ainek Grullon Espaillat practices at Ponce Health Sciences University 388 Zona Industrial Reparada 2, Ponce, PR 00716. The listed phone number is (787) 840-2575.

What is Ainek Grullon Espaillat's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ainek Grullon Espaillat enrolled in Medicare?

Yes. Ainek Grullon Espaillat is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ainek Grullon Espaillat's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ainek Grullon Espaillat reassigns Medicare benefits to Guayama Ims Hospital Medical Services LLC (Guayama, 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 Ainek Grullon Espaillat'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 Ainek Grullon Espaillat was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.