Nelson Anibal Crespo Martinez, M.D.
Emergency Medicine Physician · Guaynabo, PR
Nelson Anibal Crespo Martinez, M.D. is an emergency medicine physician with a practice address in Guaynabo, Puerto Rico, and NPI 1467999631, issued on Jan 26, 2017. Check the license (Puerto Rico 19903, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nelson Anibal Crespo Martinez
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 19903 PR
Self-reported in NPPES; status is on the state search - Practice location
- QQ11 Calle Gea, Guaynabo, PR 00969
- Phone
- (215) 518-4316
- Enumerated
- Jan 26, 2017
- Record last updated
- May 24, 2024
- Medicare enrollment
- Enrolled (PECOS I20240723001906); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at QQ11 Calle Gea
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marcos Crespo Martinez, MDGeneral Practice Physician1568027571
Verify Nelson Anibal Crespo 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 19903Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average emergency medicine physician in 2024
57 Medicare Part D claims for 34 beneficiaries, against an average of 226 among the 54,106 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.
Bills Medicare through one group practice
- ER Specialized Care LLCHato Rey, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Emergency Medicine Physician providers in Puerto Rico
There are 278 emergency medicine physician records in Puerto Rico.
Other emergency medicine physician records in Puerto Rico
- Rachelly Abreu, M.D.Bayamon, PR1316269384
- Thaer AbukhalilCarolina, PR1174905798
- Mario Acosta Duarte, M.D.San Juan, PR1568416659
- Edil Agosto DiazCarolina, PR1609070978
- Miguel Agrait Gonzalez, M.D.Bayamon, PR1891059747
- Felipe Aguayo RomeroCarolina, PR1629424528
- Alenis Alejandro Escribano, M.D.Guaynabo, PR1437427770
- Eduardo Alemany ColomSan Juan, PR1992172043
- Jose Alicea MeleroAibonito, PR1275637431
- Angelisse Almodovar-BernierSan Juan, PR1063722437
Common questions
What is Nelson Anibal Crespo Martinez, M.D.'s NPI number?
Nelson Anibal Crespo Martinez, M.D.'s National Provider Identifier (NPI) is 1467999631, issued on Jan 26, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Nelson Anibal Crespo Martinez, M.D. located?
The NPPES record lists a practice address at QQ11 Calle Gea, Guaynabo, PR, 00969. Phone: (215) 518-4316. Providers update this record themselves, so call before visiting.
How can I verify Nelson Anibal Crespo Martinez, M.D.'s license?
NPPES lists Puerto Rico license number 19903, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Nelson Anibal Crespo Martinez, M.D. prescribe under Medicare Part D?
In 2024, Nelson Anibal Crespo Martinez, M.D. had 57 Medicare Part D claims for 34 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.