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DR. TRINIDAD MERCADO M.D.
NPI 1548367972
Internal Medicine in Cayey, PR

Active since September 20, 2006PECOS EnrolledAccepts Medicare Assignment
15 AVE MIGUEL MELENDEZ MUNOZ, CAYEY, PR 00736(787) 587-3543(877) 286-4143 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Trinidad Mercado M.d. NPPES

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

DR. TRINIDAD MERCADO M.D. (NPI 1548367972) is an individual internal medicine provider in Cayey, Puerto Rico, licensed in Puerto Rico (14635) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Hospital Menonita De Cayey, and is a graduate of Other (1982).

NPPES Registry Identity

NPI1548367972
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. TRINIDAD MERCADOCredential: M.D.
Location Address15 AVE MIGUEL MELENDEZ MUNOZCayey, PR 00736-4604
Mailing AddressPmb 267, Po Box 70344San Juan, PR 00936-0000 · (787) 587-3543 · Fax (877) 286-4143
Phone(787) 587-3543
Fax(877) 286-4143
Sole ProprietorYes
Medical School CMSOtherGraduated 1982
Enumeration DateSeptember 20, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1548367972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PR · 14635
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.
15 AVE MIGUEL MELENDEZ MUNOZ, Cayey, PR 00736
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Trinidad Mercado M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7416957303
PECOS Enrollment IDI20061227000053
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 Trinidad Mercado reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospital Menonita De Cayey
Specialist
RINCO INTERIOR 14ST
Cayey, PR 00737
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 162 clinicians in this Medicare group
NPI 1255461893 (787) 535-1001
Mennonite General Hospital Inc
Specialist
CALLE JOSE C VAZQUEZ, BO CAONILLAS
Aibonito, PR 00705
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 205 clinicians in this Medicare group
NPI 1043347768 (787) 535-1001

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Hospital Menonita De Cayey

Acute Care Hospitals · Cayey, PR
OwnershipVoluntary non-profit - Private
CMS Certification Number400013
LocationBo. Rincon Sector Las Lomas Km.3.1 Carr 14Cayey, PR 00737 · Cayey County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00736 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.

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 Trinidad Mercado's NPI number?

The NPI number for Trinidad Mercado is 1548367972. It was assigned to this individual provider in the NPPES registry on September 20, 2006.

Where is Trinidad Mercado located?

Trinidad Mercado practices at 15 Ave Miguel Melendez Munoz, Cayey, PR 00736. The listed phone number is (787) 587-3543.

What is Trinidad Mercado's specialty?

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

Is Trinidad Mercado enrolled in Medicare?

Yes. Trinidad Mercado is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Trinidad Mercado's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Trinidad Mercado reassigns Medicare benefits to 2 organizations: Hospital Menonita De Cayey (Cayey, PR) and Mennonite General Hospital Inc (Aibonito, 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 Trinidad Mercado's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Trinidad Mercado affiliated with any hospitals?

According to CMS data, Trinidad Mercado is affiliated with Hospital Menonita De Cayey.

When was this NPI record last updated?

The NPPES record for Trinidad Mercado was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.