NPPES file of Aug 9, 2026

Guillermo Juan Llosa, M.D.

Pediatric Adolescent Medicine Physician · Miami, FL

Guillermo Juan Llosa, M.D. is a pediatric adolescent medicine physician with a practice address in Miami, Florida, and NPI 1720077308, issued on Oct 17, 2005. Check the license (Florida ME0038885, as entered in NPPES) on the Florida health license search; 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
1720077308
Name
Guillermo Juan Llosa
Credential
M.D.
Primary taxonomy
Pediatric Adolescent Medicine Physician 2080A0000X
License number
ME0038885 FL
Self-reported in NPPES; status is on the state search
Practice location
11400 N Kendall Dr, Miami, FL 33176
Phone
(305) 274-2255
Enumerated
Oct 17, 2005
Record last updated
Jul 13, 2026
Fax
(305) 274-2211
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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Also registered at 11400 N Kendall Dr

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

  1. Eric Cachia, D.O.Acupuncturist1215145214
  2. Elliott Grusky, D.C.Chiropractor1285822254
  3. Anais Maristany, D.C.Chiropractor1114250933
  4. Abel Montoro Murcia, D.C.Chiropractor1063753184
  5. Raquel Olavarrieta, M.D.Pediatrics Physician1477896199
  6. Alina Siblesz Ruiz, M.D.Pediatrics Physician1063475887

Verify Guillermo Juan Llosa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME0038885
    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
Open the Florida 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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91% fewer Medicare Part D claims than the average pediatric adolescent medicine physician in 2024

13 Medicare Part D claims, against an average of 148 among the 384 providers of this specialty who prescribed in Part D.

  1. Guillermo Llosa13
  2. Specialty average148

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.

Guillermo Juan Llosa among 114 pediatric adolescent medicine physician records in Florida

Guillermo Juan Llosa, M.D. is one of 114 pediatric adolescent medicine physician records with a practice address in Florida. 54% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 81% newer
  • In a Medicare fileYes · 54% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2026 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080A0000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Adolescent Medicine Physician providers in Florida

There are 114 pediatric adolescent medicine physician records in Florida.

The 8 pediatric adolescent medicine physician records with the nearest ZIP codes

  1. Maria MillaMiami, FL 331761477713899
  2. Ana Roig-Cantisano, MDMiami, FL 331731912993312
  3. Raida Shor, M.D.Aventura, FL 331801679661839
  4. Nestor Yepes, M.D.North Miami, FL 331811336183300
  5. Ayleen Pinera-Llano, M.D.Miami, FL 331831295831220
  6. Zafar Qureshi, M.D.Miami, FL 331691841394871
  7. Rigoberto Nunez, M.D.Miami, FL 331861659314771
  8. Diana Vargas, MDMiami, FL 331651942286778

Common questions

What is Guillermo Juan Llosa, M.D.'s NPI number?

Guillermo Juan Llosa, M.D.'s National Provider Identifier (NPI) is 1720077308, issued on Oct 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Guillermo Juan Llosa, M.D. located?

The NPPES record lists a practice address at 11400 N Kendall Dr, Miami, FL, 33176. Phone: (305) 274-2255. Providers update this record themselves, so call before visiting.

How can I verify Guillermo Juan Llosa, M.D.'s license?

NPPES lists Florida license number ME0038885, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Guillermo Juan Llosa, M.D. prescribe under Medicare Part D?

In 2024, Guillermo Juan Llosa, M.D. had 13 Medicare Part D claims; the average among pediatric adolescent medicine physician prescribers was 148. 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.