ZOM PROFESSIONAL GASTROENTEROLOGY, PSC
NPI 1144530916
Internal Medicine - Gastroenterology in San Juan, PR

Q: What is Zom Professional Gastroenterology, Psc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Active since October 14, 2010

CALLE TURQUESA, #28, SENDEROS DE MONTEHIEDRA, SAN JUAN, PR 00926(787) 963-0550(787) 963-0550 Get Directions Write a Review

NPPES record last updated: December 9, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Zom Professional Gastroenterology, Psc NPPES

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

ZOM PROFESSIONAL GASTROENTEROLOGY, PSC (NPI 1144530916) is a healthcare organization registered as a gastroenterology in San Juan, Puerto Rico and active in the NPI registry since October 2010. The organization lists Zhamarie Ortiz Mercado, Medico, as its authorized official.

NPPES Registry Identity

NPI1144530916

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameZOM PROFESSIONAL GASTROENTEROLOGY, PSC

Location AddressCALLE TURQUESA, #28, SENDEROS DE MONTEHIEDRASan Juan, PR 00926

Mailing AddressPo Box 364584San Juan, PR 00936-4584 · (787) 318-6197 · Fax (787) 963-0550

Phone(787) 963-0550

Fax(787) 963-0550

Organization SubpartNo

Authorized OfficialZhamarie Ortiz MercadoMedico · (787) 318-6197

Enumeration DateOctober 14, 2010

Last NPPES UpdateDecember 9, 2013

✔ NPI 1144530916 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in PR · 15,931

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

CALLE TURQUESA, #28, San Juan, PR 00926

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Other Identifiers 1

Other15,931PR · Licencia

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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Zom Professional Gastroenterology, Psc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Zom Professional Gastroenterology, Psc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Zhamarie Ortiz Mercado, M.D.

Gastroenterology

NPI 1841391927

SENDEROS DE MONTEHIEDRA CALLE TURQUESA, #28
San Juan, PR 00926

(787) 963-0550

✔ PECOS✔ Accepts Medicare3,416 mi

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 Zom Professional Gastroenterology, Psc's NPI number?

The NPI number for Zom Professional Gastroenterology, Psc is 1144530916. It was assigned to this organization in the NPPES registry on October 14, 2010.

Where is Zom Professional Gastroenterology, Psc located?

Zom Professional Gastroenterology, Psc is located at Calle Turquesa, #28 Senderos De Montehiedra, San Juan, PR 00926. The listed phone number is (787) 963-0550.

What is Zom Professional Gastroenterology, Psc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Zom Professional Gastroenterology, Psc enrolled in Medicare?

Yes. Zom Professional Gastroenterology, Psc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Zom Professional Gastroenterology, Psc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to Zom Professional Gastroenterology, Psc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Zom Professional Gastroenterology, Psc was last updated on December 9, 2013. 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.