Jose M. Del Rio Ferrer, MD
Internal Medicine Physician · Mayaguez, PR
Jose M. Del Rio Ferrer, MD is an internal medicine physician with a practice address in Mayaguez, Puerto Rico, and NPI 1760515837, issued on Mar 14, 2007. Check the license (Puerto Rico 11126, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jose M. Del Rio Ferrer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 11126 PR
Self-reported in NPPES; status is on the state search - Practice location
- 55 Calle Virginia, Mayaguez, PR 00680
- Phone
- (787) 834-6985
- Enumerated
- Mar 14, 2007
- Record last updated
- Dec 5, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (787) 805-2222
- Medicare enrollment
- Enrolled (PECOS I20091222000591); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,146 in Puerto Rico → Look up another NPI →
Also registered at 55 Calle Virginia
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Teresa Del Rio Montesinos, MDHepatology Physician1154979235
Verify Jose M. Del Rio Ferrer 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 11126Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% more Medicare Part D claims than the average internal medicine physician in 2024
3,897 Medicare Part D claims for 304 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Losartan Potassium300 claims
- Levothyroxine Sodium197 claims
- Gabapentin191 claims
- Metformin Hcl176 claims
- Glimepiride154 claims
- Atorvastatin Calcium151 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.
Bills Medicare through one group practice
- Del Rio Y Montesinos CspMayaguez, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jose M. Del Rio Ferrer among 1,146 internal medicine physician records in Puerto Rico
Jose M. Del Rio Ferrer, MD is one of 1,146 internal medicine physician records with a practice address in Puerto Rico. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 41% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated1988 · median 1996 among the 595 with a school on file
- Record last updated2012 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
60 internal medicine physician records list a practice address in Mayaguez
They are 60 of the 1,408 NPPES records with a practice address in Mayaguez, and 1,146 internal medicine physician records in Puerto Rico.
All 1,146 in Puerto Rico → Every provider in Mayaguez → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Urselio Alvarez-Pagan, MDMayaguez, PR 006801457312043
- Carrie Baco Brogniez, MDMayaguez, PR 006801740287143
- Ivonne Camacho Pastor, MDMayaguez, PR 006801861483141
- Alma Corbala Contreras, MDMayaguez, PR 006801457333452
- Edwin Goyco, M.D.Mayaguez, PR 006801245221290
- Jose Illanas, M.D.Mayaguez, PR 006801225005424
- Miguel Maymon Lugo, MDMayaguez, PR 006801295732766
- Humberto Olivencia, M.D.Mayaguez, PR 006801346246865
Common questions
What is Jose M. Del Rio Ferrer, MD's NPI number?
Jose M. Del Rio Ferrer, MD's National Provider Identifier (NPI) is 1760515837, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jose M. Del Rio Ferrer, MD located?
The NPPES record lists a practice address at 55 Calle Virginia, Mayaguez, PR, 00680. Phone: (787) 834-6985. Providers update this record themselves, so call before visiting.
How can I verify Jose M. Del Rio Ferrer, MD's license?
NPPES lists Puerto Rico license number 11126, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Jose M. Del Rio Ferrer, MD prescribe under Medicare Part D?
In 2024, Jose M. Del Rio Ferrer, MD had 3,897 Medicare Part D claims for 304 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.