Luz Nereida Marrero Maldonado, MD
Internal Medicine Physician · Vega Alta, PR
Luz Nereida Marrero Maldonado, MD is an internal medicine physician with a practice address in Vega Alta, Puerto Rico, and NPI 1952374506, issued on Feb 13, 2006. Check the license (Puerto Rico 8044, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Luz Nereida Marrero Maldonado
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 8044 PR
Self-reported in NPPES; status is on the state search - Practice location
- 2 Carr KM 30.4 Suite 101, Vega Alta, PR 00692
- Phone
- (787) 270-4518
- Enumerated
- Feb 13, 2006
- Record last updated
- Jul 21, 2022
- Fax
- (787) 270-4993
- Medicare enrollment
- Enrolled (PECOS I20120106000656); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Verify Luz Nereida Marrero Maldonado 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 8044Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10.4 times the Medicare Part D claims of the average internal medicine physician in 2024
33,071 Medicare Part D claims for 906 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 34 claims were for opioids.
Most prescribed
- Gabapentin2,059 claims
- Atorvastatin Calcium1,784 claims
- Famotidine1,422 claims
- Metformin Hcl1,329 claims
- Simvastatin1,301 claims
- Synthroid1,176 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: $324.14
11 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Luz Nereida Marrero Maldonado among 1,146 internal medicine physician records in Puerto Rico
Luz Nereida Marrero Maldonado, MD is one of 1,146 internal medicine physician records with a practice address in Puerto Rico. 79% 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 13% of them.
- NPI issued2006 · 13% of these records are older, 52% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated1983 · median 1996 among the 595 with a school on file
- Record last updated2022 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 internal medicine physician records list a practice address in Vega Alta
They are 5 of the 251 NPPES records with a practice address in Vega Alta, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Vega Alta → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Madeline Garcia Arroyo, MDVega Alta, PR 006921881638765
- Elliot Melecio, M.D.Vega Alta, PR 006921154351435
- Rosayra Ocasio, MDVega Alta, PR 006921306503289
- Luis Rodriguez Sastre, M.D.Vega Alta, PR 006921669527990
- Guillermo Armaiz, M.D.Vega Baja, PR 006931598740920
- Erick Casanova, MDVega Baja, PR 006931326070368
- Jose De Leon, M.D.Vega Baja, PR 006931184607988
- Joanne Diaz Rodriguez, MDVega Baja, PR 006931649671272
Common questions
What is Luz Nereida Marrero Maldonado, MD's NPI number?
Luz Nereida Marrero Maldonado, MD's National Provider Identifier (NPI) is 1952374506, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Luz Nereida Marrero Maldonado, MD located?
The NPPES record lists a practice address at 2 Carr KM 30.4 Suite 101, Vega Alta, PR, 00692. Phone: (787) 270-4518. Providers update this record themselves, so call before visiting.
How can I verify Luz Nereida Marrero Maldonado, MD's license?
NPPES lists Puerto Rico license number 8044, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Luz Nereida Marrero Maldonado, MD prescribe under Medicare Part D?
In 2024, Luz Nereida Marrero Maldonado, MD had 33,071 Medicare Part D claims for 906 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.