Alexis Pereira-Marrero, MD
General Practice Physician · Caguas, PR
Alexis Pereira-Marrero, MD is a general practice physician with a practice address in Caguas, Puerto Rico, and NPI 1881195691, issued on Feb 27, 2018. Check the license (Puerto Rico 019858, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexis Pereira-Marrero
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 019858 PR
Self-reported in NPPES; status is on the state search - Practice location
- 6 St K-1 Bonneville Gardens, Caguas, PR 00725
- Phone
- (787) 414-5701
- Enumerated
- Feb 27, 2018
- Record last updated
- Feb 27, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20251108000628); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 4,170 in Puerto Rico → Look up another NPI →
Verify Alexis Pereira-Marrero 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 019858Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average general practice physician in 2024
390 Medicare Part D claims for 279 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.
Most prescribed
- Montelukast Sodium92 claims
- Famotidine29 claims
- Azithromycin24 claims
- Amoxicillin-Clavulanate Potass22 claims
- Fluticasone Propionate21 claims
- Mupirocin21 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.
Alexis Pereira-Marrero among 4,170 general practice physician records in Puerto Rico
Alexis Pereira-Marrero, MD is one of 4,170 general practice physician records with a practice address in Puerto Rico. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 66% of them.
- NPI issued2018 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 29% of these records are
- Graduated2016 · median 2004 among the 1,228 with a school on file
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
200 general practice physician records list a practice address in Caguas
They are 200 of the 2,093 NPPES records with a practice address in Caguas, and 4,170 general practice physician records in Puerto Rico.
All 4,170 in Puerto Rico → Every provider in Caguas → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- David Acevedo, M.D.Caguas, PR 007251467443937
- Jose Arce, M.D.Caguas, PR 007251164420279
- Rafael Archilla Isern, MDCaguas, PR 007251932180593
- Jose Borras Ramirez, M.D.Caguas, PR 007251568442564
- Angela Cabral Hidalgo, MDCaguas, PR 007251649254392
- Gilberto Caraballo, M.D.Caguas, PR 007251770586018
- Jose Colon Maldonado, M.D.Caguas, PR 007251144226887
- Ilia Huertas Velazquez, MDCaguas, PR 007251992703185
Common questions
What is Alexis Pereira-Marrero, MD's NPI number?
Alexis Pereira-Marrero, MD's National Provider Identifier (NPI) is 1881195691, issued on Feb 27, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Alexis Pereira-Marrero, MD located?
The NPPES record lists a practice address at 6 St K-1 Bonneville Gardens, Caguas, PR, 00725. Phone: (787) 414-5701. Providers update this record themselves, so call before visiting.
How can I verify Alexis Pereira-Marrero, MD's license?
NPPES lists Puerto Rico license number 019858, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Alexis Pereira-Marrero, MD prescribe under Medicare Part D?
In 2024, Alexis Pereira-Marrero, MD had 390 Medicare Part D claims for 279 beneficiaries; the average among general practice physician prescribers was 3,030. 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.