NPPES file of Aug 9, 2026

Alejandro A. Porrata Nieva, M.D.

Interventional Pain Medicine Physician · San Juan, PR

Alejandro A. Porrata Nieva, M.D. is an interventional pain medicine physician with a practice address in San Juan, Puerto Rico, and NPI 1033112529, issued on May 27, 2005. Check the license (Puerto Rico 15828, 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
1033112529
Name
Alejandro A. Porrata Nieva
Credential
M.D.
Primary taxonomy
Interventional Pain Medicine Physician 208VP0014X
License numbers
15828 PR
ME87063 FL
Self-reported in NPPES; status is on the state search
Practice location
29 Calle Washington, San Juan, PR 00907
Phone
(787) 721-2250
Enumerated
May 27, 2005
Record last updated
Mar 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110613000465); 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 29 Calle Washington

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

  1. Rafael Bermudez, M.D.Internal Medicine Physician1285733691
  2. Sheyla Calderon, M.D.Pediatric Gastroenterology Physician1821291907
  3. Luis Canepa, MDPsychiatry Physician1558582932
  4. Eduardo Canto, MDUrology Physician1366425506
  5. Carmen Casablanca Vazquez, OPTOMETRY DOCTORCorneal and Contact Management Optometrist1437253887
  6. Zaida Cesareo, DMDPediatric Dentistry1255313151

Verify Alejandro A. Porrata Nieva 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 15828
    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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93% fewer Medicare Part D claims than the average interventional pain medicine physician in 2024

167 Medicare Part D claims for 94 beneficiaries, against an average of 2,306 among the 2,100 providers of this specialty who prescribed in Part D. 33 claims were for opioids.

  1. Alejandro Porrata Nieva167
  2. Specialty average2,306

Most prescribed

  1. Diclofenac Potassium40 claims
  2. Tramadol Hcl27 claims
  3. Gabapentin12 claims
  4. Methylprednisolone11 claims
  5. Mirtazapine11 claims
  6. Sertraline Hcl11 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: $103.16

1 payment: food and beverage; the largest payer was Boston Scientific Corporation. The 1,966 providers of this specialty with any payment received $3,889.53 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alejandro Porrata Nieva$103.16
  2. Specialty average$3,889.53

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

Bills Medicare through one group practice

  1. Medicos Especializados DE San JuanSan Juan, PR

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Interventional Pain Medicine Physician providers in Puerto Rico

There are 9 interventional pain medicine physician records in Puerto Rico.

The 8 interventional pain medicine physician records with the nearest ZIP codes

  1. Amanda Trout, D.O.San Juan, PR 009061699074823
  2. Dorian Lopez-Bracetty, MDSan Juan, PR 009181184848210
  3. Liza Hernandez-Gonzalez, MDSan Juan, PR 009201295861284
  4. Renier Mendez, M.D.Bayamon, PR 009611093804924
  5. Luis Cummings, MDPonce, PR 007161457349789
  6. Robert Castro, MDMayaguez, PR 006801548368459
  7. Rafael Acevedo, M.D.Hormigueros, PR 006601205069275
  8. Pedro Cabrera-Bonet, M.D.Aguada, PR 006021255301164

Common questions

What is Alejandro A. Porrata Nieva, M.D.'s NPI number?

Alejandro A. Porrata Nieva, M.D.'s National Provider Identifier (NPI) is 1033112529, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Alejandro A. Porrata Nieva, M.D. located?

The NPPES record lists a practice address at 29 Calle Washington, San Juan, PR, 00907. Phone: (787) 721-2250. Providers update this record themselves, so call before visiting.

How can I verify Alejandro A. Porrata Nieva, M.D.'s license?

NPPES lists Puerto Rico license number 15828, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Alejandro A. Porrata Nieva, M.D. prescribe under Medicare Part D?

In 2024, Alejandro A. Porrata Nieva, M.D. had 167 Medicare Part D claims for 94 beneficiaries; the average among interventional pain medicine physician prescribers was 2,306. 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.