NPPES file of Aug 9, 2026

Marielba Agosto, M.D.

Endocrinology, Diabetes & Metabolism Physician · Cayey, PR

Marielba Agosto, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Cayey, Puerto Rico, and NPI 1902078157, issued on Mar 27, 2008. Check the license (Puerto Rico 15558, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902078157
Name
Marielba Agosto
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
15558 PR
Self-reported in NPPES; status is on the state search
Practice location
109 Ave Jose DE Diego E, Cayey, PR 00736
Phone
(787) 635-4374
Enumerated
Mar 27, 2008
Record last updated
Feb 24, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090113000399); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest endocrinology, diabetes & metabolism physician records → All 144 in Puerto Rico → Look up another NPI →

Also registered at 109 Ave Jose DE Diego E

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Anardi Agosto Mujica, M.D.Endocrinology, Diabetes & Metabolism Physician1487053385
  2. Lourdenisse Pagan Colon, MPSYCounseling Psychologist1417622101

Verify Marielba Agosto in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
    Search for license 15558    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Puerto Rico license search

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2.4 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024

6,201 Medicare Part D claims for 757 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 62% of claims.

  1. Marielba Agosto6,201
  2. Specialty average2,630

Most prescribed

  1. Synthroid1,209 claims
  2. Trijardy Xr413 claims
  3. Metformin Hcl320 claims
  4. Rosuvastatin Calcium265 claims
  5. Atorvastatin Calcium227 claims
  6. Pioglitazone Hcl222 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.

Industry payments in 2024: $1,050.19

9 payments; by number, the most common kind was food and beverage; the largest payer was Sanofi-Aventis U.S. LLC. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marielba Agosto$1,050.19
  2. Specialty average$5,742.15

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Marielba Agosto among 144 endocrinology, diabetes & metabolism physician records in Puerto Rico

Marielba Agosto, M.D. is one of 144 endocrinology, diabetes & metabolism physician records with a practice address in Puerto Rico. 97% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 42% of them.

  • NPI issued2008 · 42% of these records are older, 51% newer
  • In a Medicare fileYes · 97% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2002 · median 2007 among the 119 with a school on file
  • Record last updated2014 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Puerto Rico

There are 144 endocrinology, diabetes & metabolism physician records in Puerto Rico.

All 144 in Puerto Rico → Every provider in Cayey → Endocrinology, Diabetes & Metabolism Physician nationwide →

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Anardi Agosto Mujica, M.D.Cayey, PR 007361487053385
  2. Andres Ortiz Nieves, MDPonce, PR 007311831449560
  3. Laurianne El Musa Penna, MD, MPHPonce, PR 007301629561527
  4. Nixzaliz Rodriguez Rivera, M. D.Ponce, PR 007281801031471
  5. Viviana Ortiz SantiagoCaguas, PR 007271407114945
  6. Nicolle Canales Ramos, MDCaguas, PR 007251740636026
  7. Amilcar Cintron, M.D.Caguas, PR 007251790751931
  8. Alberto Grana Santini, MDCaguas, PR 007251366829731

Common questions

What is Marielba Agosto, M.D.'s NPI number?

Marielba Agosto, M.D.'s National Provider Identifier (NPI) is 1902078157, issued on Mar 27, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Marielba Agosto, M.D. located?

The NPPES record lists a practice address at 109 Ave Jose DE Diego E, Cayey, PR, 00736. Phone: (787) 635-4374. Providers update this record themselves, so call before visiting.

How can I verify Marielba Agosto, M.D.'s license?

NPPES lists Puerto Rico license number 15558, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Marielba Agosto, M.D. prescribe under Medicare Part D?

In 2024, Marielba Agosto, M.D. had 6,201 Medicare Part D claims for 757 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.