Sissi Michelle Barreto, MD
Geriatric Medicine (Family Medicine) Physician · Luquillo, PR
Sissi Michelle Barreto, MD is a geriatric medicine (family medicine) physician with a practice address in Luquillo, Puerto Rico, and NPI 1295704260, issued on Mar 14, 2006. Check the license (Puerto Rico 13518, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sissi Michelle Barreto
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Family Medicine) Physician 207QG0300X
- License number
- 13518 PR
Self-reported in NPPES; status is on the state search - Practice location
- J5 Calle Dra Irma I Ruiz Pagan, Luquillo, PR 00773
- Phone
- (787) 889-3355
- Enumerated
- Mar 14, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (787) 889-3355
- Medicare enrollment
- Enrolled (PECOS I20050113000015); accepts Medicare assignment
- Medical or professional school
- Ponce School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest geriatric medicine (family medicine) physician records → All 64 in Puerto Rico → Look up another NPI →
Verify Sissi Michelle Barreto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
Search for license 13518Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024
1,395 Medicare Part D claims for 119 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Atorvastatin Calcium133 claims
- Gabapentin98 claims
- Losartan Potassium80 claims
- Levothyroxine Sodium76 claims
- Lisinopril47 claims
- Alendronate Sodium38 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: $139.95
3 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 460 providers of this specialty with any payment received $1,218.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Clinica Las Americas Guaynabo, IncCarolina, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sissi Michelle Barreto among 64 geriatric medicine (family medicine) physician records in Puerto Rico
Sissi Michelle Barreto, MD 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
- Graduated1998 · median 1998 among the 29 with a school on file
- Record last updated2026 · 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).
1 geriatric medicine (family medicine) physician record lists a practice address in Luquillo
They are 1 of the 90 NPPES records with a practice address in Luquillo, and 64 geriatric medicine (family medicine) physician records in Puerto Rico.
All 64 in Puerto Rico → Every provider in Luquillo → Geriatric Medicine (Family Medicine) Physician nationwide →
The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes
- Michelle Marquez Rosario, MDLoiza, PR 007721063987279
- Pablo Del Valle, M.D.Las Piedras, PR 007711063411247
- Keydi Betancourt GonzalezGurabo, PR 007781457704322
- Roberto Lopez-Nieves, MDGurabo, PR 007781770511131
- Miguel Velazquez Valle, M.D.Gurabo, PR 007781962567248
- Juan Ortiz Guevara, M.D.Humacao, PR 007911053383323
- Antonio Portilla, M.D.Villas De Rio Grande, PR 007451164400818
- Sonia Ortiz Flores, M.D.Fajardo, PR 007381982693339
Common questions
What is Sissi Michelle Barreto, MD's NPI number?
Sissi Michelle Barreto, MD's National Provider Identifier (NPI) is 1295704260, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sissi Michelle Barreto, MD located?
The NPPES record lists a practice address at J5 Calle Dra Irma I Ruiz Pagan, Luquillo, PR, 00773. Phone: (787) 889-3355. Providers update this record themselves, so call before visiting.
How can I verify Sissi Michelle Barreto, MD's license?
NPPES lists Puerto Rico license number 13518, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Sissi Michelle Barreto, MD prescribe under Medicare Part D?
In 2024, Sissi Michelle Barreto, MD had 1,395 Medicare Part D claims for 119 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.
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.