NPPES file of Aug 9, 2026

Vicotr Julio Mariano Mercedes, M.D.

Specialist · Vega Baja, PR

Vicotr Julio Mariano Mercedes, M.D. is a specialist with a practice address in Vega Baja, Puerto Rico, and NPI 1043271398, issued on Mar 28, 2006. Check the license 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
1043271398
Name
Vicotr Julio Mariano Mercedes
Credential
M.D.
Primary taxonomy
Specialist 174400000X
Practice location
Calle Jose Julian Acosta, Vega Baja, PR 00963
Phone
(787) 858-0434
Enumerated
Mar 28, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(787) 858-0434
Medicare enrollment
Enrolled (PECOS I20050425000622); 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 specialist records → All 574 in Puerto Rico → Look up another NPI →

Verify Vicotr Julio Mariano Mercedes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Puerto Rico board licenses this professionCheck 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
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22.9 times the Medicare Part D claims of the average specialist in 2024

31,540 Medicare Part D claims for 1,327 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Vicotr Mariano Mercedes31,540
  2. Specialty average1,380

Most prescribed

  1. Clonazepam5,423 claims
  2. Alprazolam4,647 claims
  3. Temazepam2,181 claims
  4. Lorazepam1,948 claims
  5. Venlafaxine Hcl Er1,817 claims
  6. Risperidone1,451 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.

Vicotr Julio Mariano Mercedes among 574 specialist records in Puerto Rico

Vicotr Julio Mariano Mercedes, 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
  • Graduated1969 · 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).

9 specialist records list a practice address in Vega Baja

They are 9 of the 392 NPPES records with a practice address in Vega Baja, and 574 specialist records in Puerto Rico.

All 574 in Puerto Rico → Every provider in Vega Baja → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Carlos Alvarez, M.D.Bayamon, PR 009611558445775
  2. Jose Aviles Munoz, MDBayamon, PR 009611144274333
  3. Rafael Brito, M.D.Bayamon, PR 009611356358857
  4. Miguel Busigo, MDBayamon, PR 009611104036888
  5. Jose Cantellops, M.D.Bayamon, PR 009611073578068
  6. Pedro Collazo, MDBayamon, PR 009611326075060
  7. Palmira Martinez Romero, M.D.Bayamon, PR 009611942219829
  8. Jose Maymi Rivera, M.D.Bayamon, PR 009611124085790

Common questions

What is Vicotr Julio Mariano Mercedes, M.D.'s NPI number?

Vicotr Julio Mariano Mercedes, M.D.'s National Provider Identifier (NPI) is 1043271398, issued on Mar 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Vicotr Julio Mariano Mercedes, M.D. located?

The NPPES record lists a practice address at Calle Jose Julian Acosta, Vega Baja, PR, 00963. Phone: (787) 858-0434. Providers update this record themselves, so call before visiting.

How can I verify Vicotr Julio Mariano Mercedes, M.D.'s license?

Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Vicotr Julio Mariano Mercedes, M.D. prescribe under Medicare Part D?

In 2024, Vicotr Julio Mariano Mercedes, M.D. had 31,540 Medicare Part D claims for 1,327 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.

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.