Zhamarie Ortiz-Mercado, M.D.
Gastroenterology Physician · San Juan, PR
Zhamarie Ortiz-Mercado, M.D. is a gastroenterology physician with a practice address in San Juan, Puerto Rico, and NPI 1841391927, issued on Sep 25, 2006. Check the license (Puerto Rico 15931, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Zhamarie Ortiz-Mercado
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 15931 PR
Self-reported in NPPES; status is on the state search - Practice location
- Senderos DE Montehiedra, San Juan, PR 00926
- Phone
- (787) 963-0550
- Enumerated
- Sep 25, 2006
- Record last updated
- May 10, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101108000036); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 203 in Puerto Rico → Look up another NPI →
Verify Zhamarie Ortiz-Mercado in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
Search for license 15931Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average gastroenterology physician in 2024
2,348 Medicare Part D claims for 377 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Naloxone Hcl285 claims
- Omeprazole259 claims
- Pantoprazole Sodium157 claims
- Famotidine152 claims
- Lidocaine Hcl Viscous122 claims
- Sucralfate121 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $100.00
1 payment: food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Zhamarie Ortiz-Mercado among 203 gastroenterology physician records in Puerto Rico
Zhamarie Ortiz-Mercado, M.D. is one of 203 gastroenterology physician records with a practice address in Puerto Rico. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 20% of them.
- NPI issued2006 · 20% of these records are older, 51% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1999 · median 2000 among the 165 with a school on file
- Record last updated2013 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Puerto Rico
There are 203 gastroenterology physician records in Puerto Rico.
All 203 in Puerto Rico → Every provider in San Juan → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Dilany Cancel- Font, MDSan Juan, PR 009261679788376
- Henry Gonzalez-Rivera, M.D.San Juan, PR 009261770586265
- Carlos Laboy-Olivieri, MDSan Juan, PR 009261407080856
- Manuel Urbistondo-Feliciano, M.D.San Juan, PR 009261710980297
- Javier Cerra-Franco, MDSan Juan, PR 009271134487945
- Pablo Costas, M.D.San Juan, PR 009271558338616
- Priscilla Magno, M.D.San Juan, PR 009271679675144
- Ricardo Marrero-TorresSan Juan, PR 009271639531957
Common questions
What is Zhamarie Ortiz-Mercado, M.D.'s NPI number?
Zhamarie Ortiz-Mercado, M.D.'s National Provider Identifier (NPI) is 1841391927, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Zhamarie Ortiz-Mercado, M.D. located?
The NPPES record lists a practice address at Senderos DE Montehiedra, San Juan, PR, 00926. Phone: (787) 963-0550. Providers update this record themselves, so call before visiting.
How can I verify Zhamarie Ortiz-Mercado, M.D.'s license?
NPPES lists Puerto Rico license number 15931, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Zhamarie Ortiz-Mercado, M.D. prescribe under Medicare Part D?
In 2024, Zhamarie Ortiz-Mercado, M.D. had 2,348 Medicare Part D claims for 377 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.