NPPES file of Aug 9, 2026

Luis Francisco Nieves Garrastegui, MD

Pulmonary Disease Physician · Rio Piedras, PR

Luis Francisco Nieves Garrastegui, MD is a pulmonary disease physician with a practice address in Rio Piedras, Puerto Rico, and NPI 1255344859, issued on Aug 14, 2006. Check the license (Puerto Rico 10618, 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
1255344859
Name
Luis Francisco Nieves Garrastegui
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
10618 PR
Self-reported in NPPES; status is on the state search
Practice location
369 Ave. DE Diego, Rio Piedras, PR 00924
Phone
(787) 767-6777
Enumerated
Aug 14, 2006
Record last updated
Aug 14, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(787) 767-6878
Medicare enrollment
Enrolled (PECOS I20120716000471); accepts Medicare assignment
Medical or professional school
University Central Del Caribe Escuela De Medicina, 1989
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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Verify Luis Francisco Nieves Garrastegui 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 10618
    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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4.3 times the Medicare Part D claims of the average pulmonary disease physician in 2024

6,102 Medicare Part D claims for 697 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.

  1. Luis Nieves Garrastegui6,102
  2. Specialty average1,425

Most prescribed

  1. Montelukast Sodium848 claims
  2. Levalbuterol Tartrate Hfa651 claims
  3. Trelegy Ellipta643 claims
  4. Spiriva Respimat556 claims
  5. Fluticasone Propionate478 claims
  6. Breo Ellipta468 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: $4,482.06

23 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Luis Nieves Garrastegui$4,482.06
  2. Specialty average$5,159.88

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

Luis Francisco Nieves Garrastegui among 135 pulmonary disease physician records in Puerto Rico

Luis Francisco Nieves Garrastegui, MD is one of 135 pulmonary disease physician records with a practice address in Puerto Rico. 92% 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 18% of them.

  • NPI issued2006 · 18% of these records are older, 45% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated1989 · median 1998 among the 116 with a school on file
  • Record last updated2014 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Puerto Rico

There are 135 pulmonary disease physician records in Puerto Rico.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Pedro Baez, MDSan Juan, PR 009231922454933
  2. Edgardo Cartagena Ayala, M.D.San Juan, PR 009231033262555
  3. Joel Nieves Scharon, M.D.San Juan, PR 009231841569308
  4. Mario RamosSan Juan, PR 009231851412910
  5. Damaris Acosta-Miranda, MDSan Juan, PR 009261952536237
  6. Maria Betancourt Quiles, M.D.San Juan, PR 009261982696746
  7. Felix Leon, MDSan Juan, PR 009261073505046
  8. Viridiana Salinas Gonzalez, M.D.San Juan, PR 009261659430494

Common questions

What is Luis Francisco Nieves Garrastegui, MD's NPI number?

Luis Francisco Nieves Garrastegui, MD's National Provider Identifier (NPI) is 1255344859, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Luis Francisco Nieves Garrastegui, MD located?

The NPPES record lists a practice address at 369 Ave. DE Diego, Rio Piedras, PR, 00924. Phone: (787) 767-6777. Providers update this record themselves, so call before visiting.

How can I verify Luis Francisco Nieves Garrastegui, MD's license?

NPPES lists Puerto Rico license number 10618, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.

How much does Luis Francisco Nieves Garrastegui, MD prescribe under Medicare Part D?

In 2024, Luis Francisco Nieves Garrastegui, MD had 6,102 Medicare Part D claims for 697 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.