Maria A. Martinez, MD
Specialist · Cayey, PR
Maria A. Martinez, MD is a specialist with a practice address in Cayey, Puerto Rico, and NPI 1619928389, issued on May 15, 2006. Check the license (Puerto Rico 9405, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maria A. Martinez
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- 9405 PR
Self-reported in NPPES; status is on the state search - Practice location
- 104 Ave Emerito Betances, Cayey, PR 00736
- Phone
- (787) 263-2105
- Enumerated
- May 15, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest specialist records → All 574 in Puerto Rico → Look up another NPI →
Verify Maria A. Martinez 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 9405Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average specialist in 2024
19 Medicare Part D claims, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $70.46
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 5,844 providers of this specialty with any payment received $4,760.79 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.
Maria A. Martinez among 574 specialist records in Puerto Rico
Maria A. Martinez, MD is one of 574 specialist records with a practice address in Puerto Rico. 54% 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 17% of them.
- NPI issued2006 · 17% of these records are older, 37% newer
- In a Medicare fileYes · 54% of these records are
- In the CMS Doctors and Clinicians fileNo · 26% of these records are
- Record last updated2007 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 specialist records list a practice address in Cayey
They are 8 of the 489 NPPES records with a practice address in Cayey, and 574 specialist records in Puerto Rico.
All 574 in Puerto Rico → Every provider in Cayey → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Antonio Flores Torrent, M.D.Cayey, PR 007361356493043
- Pedro Lopez, M.D.Cayey, PR 007361649492976
- Manuel Ramirez-Ariza, M.DCayey, PR 007361477551315
- Frank Acevedo, M.D.Cayey, PR 007371780659631
- Nelida Anderson, R.H.I.A.Cayey, PR 007371184843344
- Mei-Ling Olivero, M.D.Ceiba, PR 007351295715605
- Ruth Rivera, M.D.Ceiba, PR 007351053394783
- Carlos Rivera Cruz, M.D.Ceiba, PR 007351851352934
Common questions
What is Maria A. Martinez, MD's NPI number?
Maria A. Martinez, MD's National Provider Identifier (NPI) is 1619928389, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maria A. Martinez, MD located?
The NPPES record lists a practice address at 104 Ave Emerito Betances, Cayey, PR, 00736. Phone: (787) 263-2105. Providers update this record themselves, so call before visiting.
How can I verify Maria A. Martinez, MD's license?
NPPES lists Puerto Rico license number 9405, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Maria A. Martinez, MD prescribe under Medicare Part D?
In 2024, Maria A. Martinez, MD had 19 Medicare Part D claims; the average among specialist prescribers was 1,380. 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.