Marielys Girona Lozada, M.D.
Family Medicine Physician · Toa Baja, PR
Marielys Girona Lozada, M.D. is a family medicine physician with a practice address in Toa Baja, Puerto Rico, and NPI 1124148838, issued on Mar 29, 2007. Check the license (Puerto Rico 16332, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marielys Girona Lozada
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 16332 PR
Self-reported in NPPES; status is on the state search - Practice location
- HF16 Calle Lizzie Graham, Toa Baja, PR 00949
- Phone
- (787) 795-2911
- Enumerated
- Mar 29, 2007
- Record last updated
- Oct 1, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (787) 784-0680
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 604 in Puerto Rico → Look up another NPI →
Also registered at HF16 Calle Lizzie Graham
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ivelisse Alverio Santana, LNDDietary Manager1891933511
- Iris AranzamendiGeneral Practice Physician1609888957
- Camille Cestero Roman, PHARMDPharmacist1659238889
- Servanda Fleitas MaciasInternal Medicine Physician1295748390
- Yanira Medina Claudio, MDGeneral Practice Physician1205949153
- Carlos Moyka RebmanGeneral Practice Physician1861405953
Verify Marielys Girona Lozada 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 16332Check 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% fewer Medicare Part D claims than the average family medicine physician in 2024
3,203 Medicare Part D claims for 143 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 12 claims were for opioids.
Most prescribed
- Atorvastatin Calcium229 claims
- Gabapentin192 claims
- Synthroid157 claims
- Famotidine149 claims
- Omeprazole140 claims
- Amlodipine Besylate112 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.
Marielys Girona Lozada among 604 family medicine physician records in Puerto Rico
Marielys Girona Lozada, M.D. is one of 604 family 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 2007, is newer than 57% of them.
- NPI issued2007 · 57% of these records are older, 28% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2012 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 family medicine physician records list a practice address in Toa Baja
They are 6 of the 446 NPPES records with a practice address in Toa Baja, and 604 family medicine physician records in Puerto Rico.
All 604 in Puerto Rico → Every provider in Toa Baja → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Diana Cardona Jimenez, M.D.Toa Baja, PR 009491700926730
- Anselmo Fuentes-Aponte, MDToa Baja, PR 009491053368985
- Rodolfo Orozco, M.D.Toa Baja, PR 009491730170010
- Ivonne Padilla Aquino, M.D.Toa Baja, PR 009491184672610
- Heriberto Solis, M.D.Toa Baja, PR 009491124112289
- Senen Vega, MDLevittown Toa Baja, PR 009491841346541
- Marylia Manzano-Rivera, M.D.Toa Altu, PR 009531528028222
- Sylvia Cabrera-Otero, MT MD MPH FAAFPBayamon, PR 009561740271923
Common questions
What is Marielys Girona Lozada, M.D.'s NPI number?
Marielys Girona Lozada, M.D.'s National Provider Identifier (NPI) is 1124148838, issued on Mar 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marielys Girona Lozada, M.D. located?
The NPPES record lists a practice address at HF16 Calle Lizzie Graham, Toa Baja, PR, 00949. Phone: (787) 795-2911. Providers update this record themselves, so call before visiting.
How can I verify Marielys Girona Lozada, M.D.'s license?
NPPES lists Puerto Rico license number 16332, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Marielys Girona Lozada, M.D. prescribe under Medicare Part D?
In 2024, Marielys Girona Lozada, M.D. had 3,203 Medicare Part D claims for 143 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.