Mildred I. Rivera
Pharmacist · Las Marias, PR
Mildred I. Rivera is a pharmacist with a practice address in Las Marias, Puerto Rico, and NPI 1255406047, issued on Nov 21, 2006. Check the license (Puerto Rico 4808, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mildred I. Rivera
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 4808 PR
Self-reported in NPPES; status is on the state search - Practice location
- 95 Ave Matias Brugman, Las Marias, PR 00670
- Phone
- (787) 827-3165
- Enumerated
- Nov 21, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 95 Ave Matias Brugman
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yarellys CrespoPharmacy Technician1194883033
- Liz PerezOther Technician1629143995
- Jose Perez-GonzalezPharmacist1255971529
Verify Mildred I. Rivera 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 4808Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs
41 Medicare Part D claims for 30 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Shingrix27 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.
5 pharmacist records list a practice address in Las Marias
They are 5 of the 35 NPPES records with a practice address in Las Marias, and 3,180 pharmacist records in Puerto Rico.
All 5 in Las Marias → All 3,180 in Puerto Rico → Every provider in Las Marias →
Other pharmacist records in Puerto Rico
- Gilda Abad, RPHSan Juan, PR1891865796
- Hiba Aboukheir, PHARMDRio Grande, PR1851152128
- Nicole Abrams Santiago, PHARMDSan Juan, PR1700471042
- Damaris Abreu, RPHIsabela, PR1871629576
- Sonia Abreu, RPHIsabela, PR1821124926
- Agnes AcevedoCorozal, PR1013851187
- Astrid Acevedo, 3726Yauco, PR1396892600
- Carmen Acevedo, RPHUtuado, PR1518908102
- Ilia Acevedo, RPHAguada, PR1982769493
- Jorge Acevedo, PHARMACISTLares, PR1114144896
Common questions
What is Mildred I. Rivera's NPI number?
Mildred I. Rivera's National Provider Identifier (NPI) is 1255406047, issued on Nov 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mildred I. Rivera located?
The NPPES record lists a practice address at 95 Ave Matias Brugman, Las Marias, PR, 00670. Phone: (787) 827-3165. Providers update this record themselves, so call before visiting.
How can I verify Mildred I. Rivera's license?
NPPES lists Puerto Rico license number 4808, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Mildred I. Rivera prescribe under Medicare Part D?
In 2024, Mildred I. Rivera had 41 Medicare Part D claims for 30 beneficiaries; the average among pharmacist prescribers was 119. 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.