Iris Marisol Grau, MD
Family Medicine Physician · San Lorenzo, PR
Iris Marisol Grau, MD is a family medicine physician with a practice address in San Lorenzo, Puerto Rico, and NPI 1841393881, issued on Sep 6, 2006. Check the license (Puerto Rico 12595, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Iris Marisol Grau
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 12595 PR
Self-reported in NPPES; status is on the state search - Practice location
- Calle Munoz Rivera, San Lorenzo, PR 00754
- Phone
- (787) 736-3655
- Enumerated
- Sep 6, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (787) 736-0575
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 604 in Puerto Rico → Look up another NPI →
Also registered at Calle Munoz Rivera
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Luis Delvalle Galarza, M.D.Internal Medicine Physician1487740221
- Evelyn Perez, PHPharmacist1215147889
Verify Iris Marisol Grau 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 12595Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
8,018 Medicare Part D claims for 383 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium534 claims
- Famotidine520 claims
- Gabapentin440 claims
- Losartan Potassium352 claims
- Lisinopril304 claims
- Simvastatin290 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.
Iris Marisol Grau among 604 family medicine physician records in Puerto Rico
Iris Marisol Grau, MD 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 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 43% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2007 · 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).
3 family medicine physician records list a practice address in San Lorenzo
They are 3 of the 176 NPPES records with a practice address in San Lorenzo, and 604 family medicine physician records in Puerto Rico.
All 604 in Puerto Rico → Every provider in San Lorenzo → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Tanyushia Cruz Serrano, MDSan Lorenzo, PR 007541598239329
- Kimberly Velazquez RodriguezSan Lorenzo, PR 007541437761822
- Felipe Diaz Delgado, M. D.Salinas, PR 007511467406280
- Ana Ruiz Casals, MDSalinas, PR 007511518421932
- Frankie MedinaRio Grande, PR 007451184675068
- Armando Riega Troya, M.DVillalba, PR 007661841261047
- Carmen Flecha MelendezYabucoa, PR 007671003171398
- Gretchen Nieves-Burgos, MDYabucoa, PR 007671790394286
Common questions
What is Iris Marisol Grau, MD's NPI number?
Iris Marisol Grau, MD's National Provider Identifier (NPI) is 1841393881, issued on Sep 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Iris Marisol Grau, MD located?
The NPPES record lists a practice address at Calle Munoz Rivera, San Lorenzo, PR, 00754. Phone: (787) 736-3655. Providers update this record themselves, so call before visiting.
How can I verify Iris Marisol Grau, MD's license?
NPPES lists Puerto Rico license number 12595, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Iris Marisol Grau, MD prescribe under Medicare Part D?
In 2024, Iris Marisol Grau, MD had 8,018 Medicare Part D claims for 383 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.