Maria Lopez-Quintero, M.D.
Internal Medicine Physician · San Juan, PR
Maria Lopez-Quintero, M.D. is an internal medicine physician with a practice address in San Juan, Puerto Rico, and NPI 1750556635, issued on Apr 23, 2008. Check the license (Puerto Rico 17521, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maria Lopez-Quintero
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 17521 PR
Self-reported in NPPES; status is on the state search - Practice location
- Centro Comercial, San Juan, PR 00924
- Phone
- (787) 758-7910
- Enumerated
- Apr 23, 2008
- Record last updated
- Oct 22, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (787) 625-1964
- Medicare enrollment
- Enrolled (PECOS I20091201000140); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Also registered at Centro Comercial
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ileana FuentesPharmacy Technician1275801615
Verify Maria Lopez-Quintero 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 17521Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,717 Medicare Part D claims for 115 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium200 claims
- Atorvastatin Calcium195 claims
- Gabapentin142 claims
- Synthroid118 claims
- Metformin Hcl109 claims
- Rosuvastatin Calcium104 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: $18.45
1 payment: food and beverage; the largest payer was Genentech USA, Inc. 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.
Bills Medicare through one group practice
- Recinto DE Ciencias MedicasRio Piedras, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Lopez-Quintero among 1,146 internal medicine physician records in Puerto Rico
Maria Lopez-Quintero, M.D. 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 2008, is newer than 59% of them.
- NPI issued2008 · 59% of these records are older, 38% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2006 · median 1996 among the 595 with a school on file
- Record last updated2015 · 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).
322 internal medicine physician records list a practice address in San Juan
They are 322 of the 8,960 NPPES records with a practice address in San Juan, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in San Juan → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jose Arias, M.D.San Juan, PR 009241356351746
- Carlos Calisto-Perez, M.D.San Juan, PR 009241265681050
- Walter Figueroa, MDSan Juan, PR 009241447389713
- Joanie Figueroa Amaro, MDSan Juan, PR 009241952929010
- Melva Gonzalez, MDSan Juan, PR 009241639130297
- Samuel Morell, M.D.San Juan, PR 009241538195565
- Rosa Allende, M.D.San Juan, PR 009231578782728
- Nestor AllendeSan Juan, PR 009231528285202
Common questions
What is Maria Lopez-Quintero, M.D.'s NPI number?
Maria Lopez-Quintero, M.D.'s National Provider Identifier (NPI) is 1750556635, issued on Apr 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Maria Lopez-Quintero, M.D. located?
The NPPES record lists a practice address at Centro Comercial, San Juan, PR, 00924. Phone: (787) 758-7910. Providers update this record themselves, so call before visiting.
How can I verify Maria Lopez-Quintero, M.D.'s license?
NPPES lists Puerto Rico license number 17521, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Maria Lopez-Quintero, M.D. prescribe under Medicare Part D?
In 2024, Maria Lopez-Quintero, M.D. had 2,717 Medicare Part D claims for 115 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.