NPPES file of Aug 9, 2026

Michelle Looss Ledesma, MD

General Practice Physician · Toa Baja, PR

Michelle Looss Ledesma, MD is a general practice physician with a practice address in Toa Baja, Puerto Rico, and NPI 1285382929, issued on Mar 11, 2022. Check the license (Puerto Rico 23445, 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
1285382929
Name
Michelle Looss Ledesma
Credential
MD
Primary taxonomy
General Practice Physician 208D00000X
License number
23445 PR
Self-reported in NPPES; status is on the state search
Practice location
Mansion Del Norte, Toa Baja, PR 00949
Phone
(787) 201-9183
Enumerated
Mar 11, 2022
Record last updated
Aug 28, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Michelle Looss Ledesma 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 23445
    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

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90% fewer Medicare Part D claims than the average general practice physician in 2024

303 Medicare Part D claims for 168 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.

  1. Michelle Looss Ledesma303
  2. Specialty average3,030

Most prescribed

  1. Famotidine48 claims
  2. Ibuprofen22 claims
  3. Azithromycin21 claims
  4. Nabumetone19 claims
  5. Cephalexin16 claims
  6. Amoxicillin-Clavulanate Potass15 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.

Michelle Looss Ledesma among 4,170 general practice physician records in Puerto Rico

Michelle Looss Ledesma, MD is one of 4,170 general practice physician records with a practice address in Puerto Rico. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 83% of them.

  • NPI issued2022 · 83% of these records are older, 10% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 29% of these records are
  • Record last updated2023 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

61 general practice physician records list a practice address in Toa Baja

They are 61 of the 446 NPPES records with a practice address in Toa Baja, and 4,170 general practice physician records in Puerto Rico.

The 8 general practice physician records with the nearest ZIP codes

  1. Nildaliz Andrews, M.D.Toa Baja, PR 009491528018124
  2. Maria Berrios, M.D.Toa Baja, PR 009491730109356
  3. Samuel Escobar, MDToa Baja, PR 009491538143136
  4. Jose Garcia, MDToa Baja, PR 009491447250089
  5. William Grassette Melendez, MDToa Baja, PR 009491972515856
  6. Santiago Joaquin, MDToa Baja, PR 009491568459758
  7. Efrain Ortiz Diaz, M.D.Toa Baja, PR 009491194751040
  8. Jorge Ortiz Ramos, MDToa Baja, PR 009491326037359

Common questions

What is Michelle Looss Ledesma, MD's NPI number?

Michelle Looss Ledesma, MD's National Provider Identifier (NPI) is 1285382929, issued on Mar 11, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Looss Ledesma, MD located?

The NPPES record lists a practice address at Mansion Del Norte, Toa Baja, PR, 00949. Phone: (787) 201-9183. Providers update this record themselves, so call before visiting.

How can I verify Michelle Looss Ledesma, MD's license?

NPPES lists Puerto Rico license number 23445, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Michelle Looss Ledesma, MD prescribe under Medicare Part D?

In 2024, Michelle Looss Ledesma, MD had 303 Medicare Part D claims for 168 beneficiaries; the average among general practice physician prescribers was 3,030. 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.