Mary R. Perez, MD
Specialist · Bayamon, PR
Mary R. Perez, MD is a specialist with a practice address in Bayamon, Puerto Rico, and NPI 1437155843, issued on Jun 22, 2005. Check the license (Puerto Rico 12314, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary R. Perez
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- 12314 PR
Self-reported in NPPES; status is on the state search - Practice location
- 64 Calle Santa Cruz, Bayamon, PR 00961
- Phone
- (787) 779-6243
- Enumerated
- Jun 22, 2005
- Record last updated
- Feb 22, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050901000437); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest specialist records → All 574 in Puerto Rico → Look up another NPI →
Also registered at 64 Calle Santa Cruz
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wanda Carrion, MDFamily Medicine Physician1710958343
- Eric Martinez Colon, MDPsychiatry Physician1225007263
- Marco Perez Toro, MDPain Medicine (Physical Medicine & Rehabilitation) Physician1578733937
- Maria Rodriguez, M.D.Family Medicine Physician1992744098
- Ismael Rodriguez-Rivera, MD, BCInternal Medicine Physician1487620340
- Neisa Torres Reyes, MDSpecialist1629016829
Verify Mary R. Perez 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 12314Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% more Medicare Part D claims than the average specialist in 2024
2,639 Medicare Part D claims for 174 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 1% of claims.
Most prescribed
- Duloxetine Hcl333 claims
- Clonazepam312 claims
- Sertraline Hcl238 claims
- Quetiapine Fumarate196 claims
- Temazepam187 claims
- Buspirone Hcl178 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: $25.16
1 payment: food and beverage; the largest payer was Abbvie Inc. 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.
Mary R. Perez among 574 specialist records in Puerto Rico
Mary R. Perez, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 83% newer
- In a Medicare fileYes · 54% of these records are
- In the CMS Doctors and Clinicians fileYes · 26% of these records are
- Graduated1990 · median 1985 among the 147 with a school on file
- Record last updated2017 · 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).
55 specialist records list a practice address in Bayamon
They are 55 of the 2,958 NPPES records with a practice address in Bayamon, and 574 specialist records in Puerto Rico.
All 574 in Puerto Rico → Every provider in Bayamon → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Carmen Acantilado, M.D.Bayamon, PR 009611528044104
- Francisco Arrieta Morales, M.D.Bayamon, PR 009611699773630
- Liliana Bicchi, M.D.Bayamon, PR 009611013985423
- Jose Cantellops, M.D.Bayamon, PR 009611073578068
- Angel Hernandez Colon, M.D.Bayamon, PR 009611023012630
- Adalberto LopezBayamon, PR 009611063487858
- Jaime Lopez-Reverol, M.D.Bayamon, PR 009611386645182
- Jose Maymi Rivera, M.D.Bayamon, PR 009611124085790
Common questions
What is Mary R. Perez, MD's NPI number?
Mary R. Perez, MD's National Provider Identifier (NPI) is 1437155843, issued on Jun 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary R. Perez, MD located?
The NPPES record lists a practice address at 64 Calle Santa Cruz, Bayamon, PR, 00961. Phone: (787) 779-6243. Providers update this record themselves, so call before visiting.
How can I verify Mary R. Perez, MD's license?
NPPES lists Puerto Rico license number 12314, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Mary R. Perez, MD prescribe under Medicare Part D?
In 2024, Mary R. Perez, MD had 2,639 Medicare Part D claims for 174 beneficiaries; 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.