Alex Reinaldo Gutierrez Nieves, M.D.
General Practice Physician · Naranjito, PR
Alex Reinaldo Gutierrez Nieves, M.D. is a general practice physician with a practice address in Naranjito, Puerto Rico, and NPI 1114297868, issued on Jan 11, 2012. Check the license (Puerto Rico 18466, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alex Reinaldo Gutierrez Nieves
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License numbers
- 18466 PR
ACN1001 FL
Self-reported in NPPES; status is on the state search - Practice location
- Naranjito Shooping Village, Naranjito, PR 00719
- Phone
- (939) 274-9637
- Enumerated
- Jan 11, 2012
- Record last updated
- Oct 20, 2023
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 4,170 in Puerto Rico → Look up another NPI →
Verify Alex Reinaldo Gutierrez Nieves 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 18466Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% more Medicare Part D claims than the average general practice physician in 2024
3,244 Medicare Part D claims for 222 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.
Most prescribed
- Ondansetron Hcl150 claims
- Pantoprazole Sodium132 claims
- Synthroid130 claims
- Gabapentin116 claims
- Losartan Potassium110 claims
- Metformin Hcl102 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.
Alex Reinaldo Gutierrez Nieves among 4,170 general practice physician records in Puerto Rico
Alex Reinaldo Gutierrez Nieves, M.D. is one of 4,170 general practice physician records with a practice address in Puerto Rico. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 59% of them.
- NPI issued2012 · 59% of these records are older, 40% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 29% of these records are
- Record last updated2023 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 general practice physician records list a practice address in Naranjito
They are 20 of the 226 NPPES records with a practice address in Naranjito, and 4,170 general practice physician records in Puerto Rico.
All 4,170 in Puerto Rico → Every provider in Naranjito → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Aracelis Carbonell-Ramirez, M.D.Naranjito, PR 007191073566691
- Juan Crespo, M.D.Naranjito, PR 007191083769574
- Limarys Cruz, MDNaranjito, PR 007191811144280
- George Holguin Soto, MDNaranjito, PR 007191790857563
- Carlos Negron-Olmo, MDNaranjito, PR 007191871695247
- Yesenia Ortiz Padilla, M.D.Naranjito, PR 007191114904943
- Magda Perez Rolon, MDNaranjito, PR 007191841210218
- Melito Reategui Montoya, MDNaranjuo, PR 007191366492225
Common questions
What is Alex Reinaldo Gutierrez Nieves, M.D.'s NPI number?
Alex Reinaldo Gutierrez Nieves, M.D.'s National Provider Identifier (NPI) is 1114297868, issued on Jan 11, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Alex Reinaldo Gutierrez Nieves, M.D. located?
The NPPES record lists a practice address at Naranjito Shooping Village, Naranjito, PR, 00719. Phone: (939) 274-9637. Providers update this record themselves, so call before visiting.
How can I verify Alex Reinaldo Gutierrez Nieves, M.D.'s license?
NPPES lists Puerto Rico license number 18466, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Alex Reinaldo Gutierrez Nieves, M.D. prescribe under Medicare Part D?
In 2024, Alex Reinaldo Gutierrez Nieves, M.D. had 3,244 Medicare Part D claims for 222 beneficiaries; the average among general practice physician prescribers was 3,030. 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.