NPPES file of Aug 9, 2026

Joan Eileen Pijem Berrios, M.D.

Geriatric Medicine (Family Medicine) Physician · San Juan, PR

Joan Eileen Pijem Berrios, M.D. is a geriatric medicine (family medicine) physician with a practice address in San Juan, Puerto Rico, and NPI 1477500114, issued on May 28, 2006. Check the license (Puerto Rico 15883, 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
1477500114
Name
Joan Eileen Pijem Berrios
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License numbers
15883 PR
ME87498 FL
Self-reported in NPPES; status is on the state search
Practice location
126 Ave DE Diego, San Juan, PR 00921
Phone
(787) 664-3816
Enumerated
May 28, 2006
Record last updated
Jun 21, 2024
Medicare enrollment
Enrolled (PECOS I20110228000900); accepts Medicare assignment
Medical or professional school
University Of Puerto Rico School Of Medicine, 2001
Telehealth
Offers telehealth (CMS)
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 geriatric medicine (family medicine) physician records → All 64 in Puerto Rico → Look up another NPI →

Also registered at 126 Ave DE Diego

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

  1. Yvonne Font, M.D.Rheumatology Physician1508069097
  2. Valeria Morell, MDInternal Medicine Physician1992205991
  3. Jose Rodriguez Archilla, M.D.Physical Medicine & Rehabilitation Physician1255532529

Verify Joan Eileen Pijem Berrios 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 15883    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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22% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024

4,088 Medicare Part D claims for 260 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Joan Pijem Berrios4,088
  2. Specialty average5,222

Most prescribed

  1. Synthroid278 claims
  2. Losartan Potassium225 claims
  3. Atorvastatin Calcium196 claims
  4. Amlodipine Besylate188 claims
  5. Gabapentin188 claims
  6. Famotidine147 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.

Bills Medicare through one group practice

  1. Physiotherapy Rehabilitation Services IncBayamon, PR

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

Joan Eileen Pijem Berrios among 64 geriatric medicine (family medicine) physician records in Puerto Rico

Joan Eileen Pijem Berrios, M.D. is one of 64 geriatric medicine (family medicine) physician records with a practice address in Puerto Rico. 83% 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 16% of them.

  • NPI issued2006 · 16% of these records are older, 41% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated2001 · median 1998 among the 29 with a school on file
  • Record last updated2024 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in Puerto Rico

There are 64 geriatric medicine (family medicine) physician records in Puerto Rico.

All 64 in Puerto Rico → Every provider in San Juan → Geriatric Medicine (Family Medicine) Physician nationwide →

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Maria Alonso, M.D.San Juan, PR 009211912921172
  2. Carlos Cestero, M.DSan Juan, PR 009211619299583
  3. Vilma Cora, MDRio Piedras, PR 009211104868439
  4. Gema Hernandez, M.D.San Juan, PR 009211780014910
  5. Carmen Izquierdo, M.D.San Juan, PR 009211134536980
  6. Carmen Lozada, MDSan Juan, PR 009211104879550
  7. Sasha Marcano-CabreraSan Juan, PR 009211902186893
  8. Jesus Marin, MDSan Juan, PR 009211407872104

Common questions

What is Joan Eileen Pijem Berrios, M.D.'s NPI number?

Joan Eileen Pijem Berrios, M.D.'s National Provider Identifier (NPI) is 1477500114, issued on May 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joan Eileen Pijem Berrios, M.D. located?

The NPPES record lists a practice address at 126 Ave DE Diego, San Juan, PR, 00921. Phone: (787) 664-3816. Providers update this record themselves, so call before visiting.

How can I verify Joan Eileen Pijem Berrios, M.D.'s license?

NPPES lists Puerto Rico license number 15883, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Joan Eileen Pijem Berrios, M.D. prescribe under Medicare Part D?

In 2024, Joan Eileen Pijem Berrios, M.D. had 4,088 Medicare Part D claims for 260 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.