Luis F. Montalvo-Sanchez, M.D.
Hematology & Oncology Physician · San Juan, PR
Luis F. Montalvo-Sanchez, M.D. is a hematology & oncology physician with a practice address in San Juan, Puerto Rico, and NPI 1295756690, issued on Jul 21, 2006. Check the license (Puerto Rico 6552, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Luis F. Montalvo-Sanchez
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 6552 PR
Self-reported in NPPES; status is on the state search - Practice location
- 500 Ave Domenech, San Juan, PR 00918
- Phone
- (787) 758-0031
- Enumerated
- Jul 21, 2006
- Record last updated
- Dec 19, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (787) 758-0031
- Medicare enrollment
- Enrolled (PECOS I20060307000454); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 1977
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 134 in Puerto Rico → Look up another NPI →
Also registered at 500 Ave Domenech
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Luis F. Montalvo-Sanchez 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 6552Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% more Medicare Part D claims than the average hematology & oncology physician in 2024
904 Medicare Part D claims for 134 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 12 claims were for opioids.
Most prescribed
- Exemestane88 claims
- Atorvastatin Calcium70 claims
- Synthroid47 claims
- Hydroxyurea37 claims
- Losartan Potassium35 claims
- Amlodipine Besylate25 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: $91.70
4 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 8,560 providers of this specialty with any payment received $7,481.41 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.
Luis F. Montalvo-Sanchez among 134 hematology & oncology physician records in Puerto Rico
Luis F. Montalvo-Sanchez, M.D. is one of 134 hematology & oncology physician records with a practice address in Puerto Rico. 91% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 51% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1977 · median 2001 among the 98 with a school on file
- Record last updated2008 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Puerto Rico
There are 134 hematology & oncology physician records in Puerto Rico.
All 134 in Puerto Rico → Every provider in San Juan → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Fernado Cabanillas, MDSan Juan, PR 009181811052707
- Jose Lozada Costas, MDSan Juan, PR 009181295713337
- Norman Maldonado, MDSan Juan, PR 009181972564367
- Edgardo Luis Santiago-Guzman, M.D.San Juan, PR 009181487938031
- Luis Acaba, M.D.San Juan, PR 009171225031396
- Mirelis Acosta, M.D.San Juan, PR 009171093961609
- Jose Concepcion, M.D.San Juan, PR 009171699183129
- Luis Cotto Santana, M.D.San Juan, PR 009171760747216
Common questions
What is Luis F. Montalvo-Sanchez, M.D.'s NPI number?
Luis F. Montalvo-Sanchez, M.D.'s National Provider Identifier (NPI) is 1295756690, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Luis F. Montalvo-Sanchez, M.D. located?
The NPPES record lists a practice address at 500 Ave Domenech, San Juan, PR, 00918. Phone: (787) 758-0031. Providers update this record themselves, so call before visiting.
How can I verify Luis F. Montalvo-Sanchez, M.D.'s license?
NPPES lists Puerto Rico license number 6552, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Luis F. Montalvo-Sanchez, M.D. prescribe under Medicare Part D?
In 2024, Luis F. Montalvo-Sanchez, M.D. had 904 Medicare Part D claims for 134 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.