Jan Paul Rosaly Martinez, MD
Nephrology Physician · Mayaguez, PR
Jan Paul Rosaly Martinez, MD is a nephrology physician with a practice address in Mayaguez, Puerto Rico, and NPI 1942794573, issued on Jun 18, 2018. Check the license (Puerto Rico 23698, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jan Paul Rosaly Martinez
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- 23698 PR
34392 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1050 Ave Los Corazones Ste 102, Mayaguez, PR 00680
- Phone
- (787) 834-5334
- Enumerated
- Jun 18, 2018
- Record last updated
- Apr 23, 2024
- Medicare enrollment
- Enrolled (PECOS I20240703004203); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1050 Ave Los Corazones Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dionisio Acosta, MDNephrology Physician1659724615
Verify Jan Paul Rosaly Martinez 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 23698Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average nephrology physician in 2024
133 Medicare Part D claims for 74 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Sevelamer Carbonate19 claims
- Lanthanum Carbonate16 claims
- Nifedipine Er14 claims
- Lokelma13 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: $25.75
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- Nefrologos Asociados Del OesteMayaguez, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
15 nephrology physician records list a practice address in Mayaguez
They are 15 of the 1,408 NPPES records with a practice address in Mayaguez, and 152 nephrology physician records in Puerto Rico.
All 15 in Mayaguez → All 152 in Puerto Rico → Every provider in Mayaguez →
Other nephrology physician records in Puerto Rico
- Jumana Abuomar, M.D.Canovanas, PR1104028307
- Dionisio Acosta, MDMayaguez, PR1659724615
- Juan Adams Chahin, M.D.San Juan, PR1861019747
- Marco Albarran Portilla, MDPonce, PR1720050230
- Ricardo Alicea-Guevara, M.D.Guaynabo, PR1083027007
- Praxedes Alvarez, M.D.Ponce, PR1609837285
- Sergio Alvarez Torres, M.DAdjuntas, PR1205286077
- Krystahl Andujar-Rivera, MDCarolina, PR1902241169
- Alberto Arevalo Roig, MDArecibo, PR1598845398
- Jannice Arroyo Soto, M.DPonce, PR1710288550
Common questions
What is Jan Paul Rosaly Martinez, MD's NPI number?
Jan Paul Rosaly Martinez, MD's National Provider Identifier (NPI) is 1942794573, issued on Jun 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Jan Paul Rosaly Martinez, MD located?
The NPPES record lists a practice address at 1050 Ave Los Corazones Ste 102, Mayaguez, PR, 00680. Phone: (787) 834-5334. Providers update this record themselves, so call before visiting.
How can I verify Jan Paul Rosaly Martinez, MD's license?
NPPES lists Puerto Rico license number 23698, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Jan Paul Rosaly Martinez, MD prescribe under Medicare Part D?
In 2024, Jan Paul Rosaly Martinez, MD had 133 Medicare Part D claims for 74 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.