NPPES file of Aug 9, 2026

Alexandra Marie Pereira Flores, RD, LND

Registered Dietitian · San Juan, PR

Alexandra Marie Pereira Flores, RD, LND is a registered dietitian with a practice address in San Juan, Puerto Rico, and NPI 1396430864, issued on Apr 10, 2023. Check the license (Puerto Rico 2227, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396430864
Name
Alexandra Marie Pereira Flores
Credential
RD, LND
Primary taxonomy
Registered Dietitian 133V00000X
License number
2227 PR
Self-reported in NPPES; status is on the state search
Practice location
PO Box 191227, San Juan, PR 00919
Phone
(787) 758-2000
Enumerated
Apr 10, 2023
Record last updated
Apr 10, 2023
Medicare enrollment
Enrolled (PECOS I20230610000054); 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 registered dietitian records → All 350 in Puerto Rico → Look up another NPI →

Also registered at PO Box 191227

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

  1. Keishla Chevere EspadaPharmacist1508695529
  2. Jullissa Fernandez, MSNEmergency Registered Nurse1407669955
  3. Maria Huertas, RPHTPharmacy Technician1801744883
  4. Elizabeth Jimenez RolonCertified Registered Nurse Anesthetist1609662170
  5. Carol Mejia PerezPharmacist1639908452
  6. Marigloria Ortiz Gonzalez, PTPhysical Therapist1770013989

Verify Alexandra Marie Pereira Flores 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 2227    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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Bills Medicare through one group practice

  1. Hospital Espanol Auxilio Mutuo DE Puerto Rico, Inc.San Juan, PR

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

Alexandra Marie Pereira Flores among 350 registered dietitian records in Puerto Rico

Alexandra Marie Pereira Flores, RD, LND is one of 350 registered dietitian records with a practice address in Puerto Rico. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 81% of them.

  • NPI issued2023 · 81% of these records are older, 14% newer
  • In a Medicare fileYes · 3% of these records are
  • In the CMS Doctors and Clinicians fileYes · 9% of these records are
  • Graduated2020 · median 2018 among the 32 with a school on file
  • Record last updated2023 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

99 registered dietitian records list a practice address in San Juan

They are 99 of the 8,960 NPPES records with a practice address in San Juan, and 350 registered dietitian records in Puerto Rico.

All 350 in Puerto Rico → Every provider in San Juan → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Kiaraliz Cruz-Montero, RDNHato Rey, PR 009191528667342
  2. Shadia Morales Rodriguez, RDNSan Juan, PR 009191407454812
  3. Melissa Nieves, LND, RDSan Juan, PR 009191073729778
  4. Veronica Rodriguez Aponte, RDNSan Juan, PR 009191972121309
  5. Amanda Tirado Ruiz, RDNHato Rey, PR 009191447966031
  6. Valerie Villaman, RD, LDNHato Rey, PR 009191750888574
  7. Anamarie Cosme, L.N.D., RDHato Rey, PR 009181861719684
  8. Amanda Garcia Cora, LND, RDNSan Juan, PR 009181356021240

Common questions

What is Alexandra Marie Pereira Flores, RD, LND's NPI number?

Alexandra Marie Pereira Flores, RD, LND's National Provider Identifier (NPI) is 1396430864, issued on Apr 10, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Marie Pereira Flores, RD, LND located?

The NPPES record lists a practice address at PO Box 191227, San Juan, PR, 00919. Phone: (787) 758-2000. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Marie Pereira Flores, RD, LND's license?

NPPES lists Puerto Rico license number 2227, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity 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.