NPPES file of Aug 9, 2026

Carlos E. Alvarez, M.D.

Specialist · Bayamon, PR

Carlos E. Alvarez, M.D. is a specialist with a practice address in Bayamon, Puerto Rico, and NPI 1558445775, issued on Oct 24, 2006. Check the license (Puerto Rico 5698, 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
1558445775
Name
Carlos E. Alvarez
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
5698 PR
Self-reported in NPPES; status is on the state search
Practice location
66 Calle Santa Cruz, Bayamon, PR 00961
Phone
(787) 740-5602
Enumerated
Oct 24, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(787) 798-1446
Medicare enrollment
Enrolled (PECOS I20121106000563); 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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Also registered at 66 Calle Santa Cruz

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

  1. Rafael Berrios-Marcano, M.D.Obstetrics & Gynecology Physician1861542243
  2. Enrique Bosch-Gonsalvez, M.D.Pediatrics Physician1053476507
  3. Lillian Diaz, M.A., CCC-SLPSpeech-Language Pathologist1235393547
  4. Mario Espinosa Garcia, MDPulmonary Disease Physician1083653141
  5. Judy Fernandez-Gallardo, M.D.Psychiatry Physician1205059573
  6. Zaida Fuxench Lopez, M.D.Rheumatology Physician1932200177

Verify Carlos E. Alvarez 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 5698
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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39% fewer Medicare Part D claims than the average specialist in 2024

835 Medicare Part D claims for 394 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 14 claims were for opioids.

  1. Carlos Alvarez835
  2. Specialty average1,380

Most prescribed

  1. Clotrimazole-Betamethasone193 claims
  2. Clindamycin Phosphate71 claims
  3. Oxybutynin Chloride Er60 claims
  4. Terconazole51 claims
  5. Estradiol47 claims
  6. Clobetasol Propionate45 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: $246.59

3 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 5,844 providers of this specialty with any payment received $4,760.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Carlos Alvarez$246.59
  2. Specialty average$4,760.79

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

Carlos E. Alvarez among 574 specialist records in Puerto Rico

Carlos E. Alvarez, M.D. is one of 574 specialist records with a practice address in Puerto Rico. 54% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 37% newer
  • In a Medicare fileYes · 54% of these records are
  • In the CMS Doctors and Clinicians fileYes · 26% of these records are
  • Graduated1978 · median 1985 among the 147 with a school on file
  • Record last updated2007 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

55 specialist records list a practice address in Bayamon

They are 55 of the 2,958 NPPES records with a practice address in Bayamon, and 574 specialist records in Puerto Rico.

The 8 specialist records with the nearest ZIP codes

  1. Carmen Acantilado, M.D.Bayamon, PR 009611528044104
  2. Francisco Arrieta Morales, M.D.Bayamon, PR 009611699773630
  3. Liliana Bicchi, M.D.Bayamon, PR 009611013985423
  4. Jose Cantellops, M.D.Bayamon, PR 009611073578068
  5. Angel Hernandez Colon, M.D.Bayamon, PR 009611023012630
  6. Adalberto LopezBayamon, PR 009611063487858
  7. Jaime Lopez-Reverol, M.D.Bayamon, PR 009611386645182
  8. Jose Maymi Rivera, M.D.Bayamon, PR 009611124085790

Common questions

What is Carlos E. Alvarez, M.D.'s NPI number?

Carlos E. Alvarez, M.D.'s National Provider Identifier (NPI) is 1558445775, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Carlos E. Alvarez, M.D. located?

The NPPES record lists a practice address at 66 Calle Santa Cruz, Bayamon, PR, 00961. Phone: (787) 740-5602. Providers update this record themselves, so call before visiting.

How can I verify Carlos E. Alvarez, M.D.'s license?

NPPES lists Puerto Rico license number 5698, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Carlos E. Alvarez, M.D. prescribe under Medicare Part D?

In 2024, Carlos E. Alvarez, M.D. had 835 Medicare Part D claims for 394 beneficiaries; the average among specialist prescribers was 1,380. 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.