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FERNANDO RAMOS-MERCADO MD
NPI 1972598407
Internal Medicine - Gastroenterology in San Juan, PR

Active since September 12, 2005PECOS EnrolledAccepts Medicare Assignment
400 AVE FD ROOSEVELT, SAN JUAN, PR 00918(787) 764-8787(787) 250-1029 Get Directions Write a Review

NPPES record last updated: June 13, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Fernando Ramos-mercado Md NPPES

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

FERNANDO RAMOS-MERCADO MD (NPI 1972598407) is an individual gastroenterology provider in San Juan, Puerto Rico, licensed in Puerto Rico (10788) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Puerto Rico School Of Medicine (1990).

NPPES Registry Identity

NPI1972598407
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameFERNANDO RAMOS-MERCADOCredential: MD
Location Address400 AVE FD ROOSEVELTSan Juan, PR 00918-2103
Mailing Address400 Ave Fd Roosevelt Ste 206San Juan, PR 00918-2129 · (787) 764-8787 · Fax (787) 250-1029
Phone(787) 764-8787
Fax(787) 250-1029
Sole ProprietorNo
Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 1990
Enumeration DateSeptember 12, 2005
Last NPPES UpdateJune 13, 2013
✔ NPI 1972598407 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 · 10788
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.
400 AVE FD ROOSEVELT, San Juan, PR 00918
Open in Google Maps ↗

Other Identifiers 1

Medicare ID-Type Unspecified24118KPR

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

Fernando Ramos-mercado Md 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 ID2365526928
PECOS Enrollment IDI20080221000301
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 Fernando Ramos-mercado reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Instituto De Gastroenterologia De P.R.
Same address
Gastroenterology
400 AVE F.D. ROOSEVELT AVE., SUITE 206
San Juan, PR 00918
  • Reassigned Medicare billing, Puerto Rico enrollment
  • Medicare enrollment name: Instituto De Gastroenterologia De Pr
  • 2 clinicians in this Medicare group
NPI 1942294012 (787) 764-8787

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

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
61 services30 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
52 services26 patients
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500
Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.
48 services32 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
14 services14 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
12 services12 patients
New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202
This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00918 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
100%93 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

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

PHILADELPHIA PARTNERS, PSC
Urology
400 AVE FD ROOSEVELT, SUITE 306
SAN JUAN, PR 00918
San Juan Municipio (787) 756-5200
TOME & UBINAS RADIO ONCOLOGY CENTER
Clinic/Center (Oncology, Radiation)
400 AVE FD ROOSEVELT, SUITE 109
SAN JUAN, PR 00918
San Juan Municipio (787) 764-5666
LUIS A ARTURI MD
Internal Medicine (Gastroenterology)
400 AVE FD ROOSEVELT
SAN JUAN, PR 00918
San Juan Municipio (787) 764-8787
IRMA MICHELLE LORENZI DMD
Dentist
400 AVE FD ROOSEVELT
SAN JUAN, PR 00918
San Juan Municipio (787) 250-5055
JOSE S. REYES TORRES
Colon & Rectal Surgery
400 AVE FD ROOSEVELT, STE 202
SAN JUAN, PR 00918
San Juan Municipio (787) 621-3700
LABORATORIO CLINICO C L A INC
Clinical Medical Laboratory
400 AVE FD ROOSEVELT, SUITE 201
SAN JUAN, PR 00918
San Juan Municipio (787) 744-0330
DR. RICARDO H BRAU M.D.
Neurological Surgery
400 AVE FD ROOSEVELT, SUITE 511
SAN JUAN, PR 00918
San Juan Municipio (787) 763-1310
ORLANDO CANIZARES ROSARIO M.D.
Surgery (Plastic and Reconstructive Surgery)
400 AVE FD ROOSEVELT, SUITE 412
SAN JUAN, PR 00918
San Juan Municipio (787) 949-5027

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 Fernando Ramos-mercado's NPI number?

The NPI number for Fernando Ramos-mercado is 1972598407. It was assigned to this individual provider in the NPPES registry on September 12, 2005.

Where is Fernando Ramos-mercado located?

Fernando Ramos-mercado practices at 400 Ave Fd Roosevelt, San Juan, PR 00918. The listed phone number is (787) 764-8787.

What is Fernando Ramos-mercado's specialty?

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

Is Fernando Ramos-mercado enrolled in Medicare?

Yes. Fernando Ramos-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 organization bills Medicare for Fernando Ramos-mercado's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Fernando Ramos-mercado reassigns Medicare benefits to Instituto De Gastroenterologia De P.R. (San Juan, 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 Fernando Ramos-mercado'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 Fernando Ramos-mercado was last updated on June 13, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.