Gerardo Rafael Nater Martinez, MD
Hospitalist Physician · San Juan, PR
Gerardo Rafael Nater Martinez, MD is a hospitalist physician with a practice address in San Juan, Puerto Rico, and NPI 1689136962, issued on Apr 4, 2019. Check the license (Puerto Rico 22480, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gerardo Rafael Nater Martinez
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 22480 PR
Self-reported in NPPES; status is on the state search - Practice location
- Paseo Dr Jose Celso Barbosa, San Juan, PR 00921
- Phone
- (787) 758-2525
- Enumerated
- Apr 4, 2019
- Record last updated
- May 16, 2022
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 58 in Puerto Rico → Look up another NPI →
Also registered at Paseo Dr Jose Celso Barbosa
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amanda CintronAnesthesiology Physician1588264766
- Josias Contreras ReyesStudent in an Organized Health Care Education/Training Program1205767068
- Alexis Curet BurlesonObstetrics & Gynecology Physician1164054201
- Patricia Davila Cardona, MEDICAL STUDENTInternal Medicine Physician1295399301
- Luis Garcia RequenaStudent in an Organized Health Care Education/Training Program1154022846
- Annette GonzalezStudent in an Organized Health Care Education/Training Program1962335661
Verify Gerardo Rafael Nater 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 22480Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average hospitalist physician in 2024
32 Medicare Part D claims for 21 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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: $91.85
1 payment: food and beverage; the largest payer was Becton, Dickinson and Company. The 7,324 providers of this specialty with any payment received $494.84 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.
Gerardo Rafael Nater Martinez among 58 hospitalist physician records in Puerto Rico
Gerardo Rafael Nater Martinez, MD is one of 58 hospitalist physician records with a practice address in Puerto Rico. 50% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 84% of them.
- NPI issued2019 · 84% of these records are older, 9% newer
- In a Medicare fileYes · 50% of these records are
- In the CMS Doctors and Clinicians fileNo · 16% of these records are
- Record last updated2022 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Puerto Rico
There are 58 hospitalist physician records in Puerto Rico.
All 58 in Puerto Rico → Every provider in San Juan → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Luis Alvarez - Reyes, M.D.San Juan, PR 009211548284318
- Melisa Beyley, M.D.San Juan, PR 009211215160346
- Dialma Canales, M.D.San Juan, PR 009211124222476
- Karla Colon, M.D.San Juan, PR 009211659521995
- Analia Colon-Soto, MSWSan Juan, PR 009211891995346
- Joanna Davis, MDSan Juan, PR 009211093975575
- Elizabeth Koffel, M.D.San Juan, PR 009211336450683
- Carla Lozada Villasenor, MDSan Juan, PR 009211215162599
Common questions
What is Gerardo Rafael Nater Martinez, MD's NPI number?
Gerardo Rafael Nater Martinez, MD's National Provider Identifier (NPI) is 1689136962, issued on Apr 4, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Gerardo Rafael Nater Martinez, MD located?
The NPPES record lists a practice address at Paseo Dr Jose Celso Barbosa, San Juan, PR, 00921. Phone: (787) 758-2525. Providers update this record themselves, so call before visiting.
How can I verify Gerardo Rafael Nater Martinez, MD's license?
NPPES lists Puerto Rico license number 22480, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Gerardo Rafael Nater Martinez, MD prescribe under Medicare Part D?
In 2024, Gerardo Rafael Nater Martinez, MD had 32 Medicare Part D claims for 21 beneficiaries; the average among hospitalist physician prescribers was 521. 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.