Ilsa Janice Nazario, MD
Pediatrics Physician · Barranquitas, PR
Ilsa Janice Nazario, MD is a pediatrics physician with a practice address in Barranquitas, Puerto Rico, and NPI 1891736120, issued on Jun 9, 2006. Check the license (Puerto Rico 14959, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ilsa Janice Nazario
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 14959 PR
Self-reported in NPPES; status is on the state search - Practice location
- 156 Calle Barcelo, Barranquitas, PR 00794
- Phone
- (787) 857-2688
- Enumerated
- Jun 9, 2006
- Record last updated
- Feb 24, 2026
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 808 in Puerto Rico → Look up another NPI →
Also registered at 156 Calle Barcelo
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jose Rivera Colon, M.D.Urology Physician1699782862
Verify Ilsa Janice Nazario 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 14959Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $162.38
3 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 21,580 providers of this specialty with any payment received $842.05 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.
Ilsa Janice Nazario among 808 pediatrics physician records in Puerto Rico
Ilsa Janice Nazario, MD is one of 808 pediatrics physician records with a practice address in Puerto Rico. 56% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 47% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 pediatrics physician records list a practice address in Barranquitas
They are 2 of the 122 NPPES records with a practice address in Barranquitas, and 808 pediatrics physician records in Puerto Rico.
All 808 in Puerto Rico → Every provider in Barranquitas → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Osvaldo Colon, MDBarranquitas, PR 007941437149432
- Suzette Candelario, M.D.Juana Diaz, PR 007951528032968
- Michelle Figueroa, MDJuana Diaz, PR 007951417108390
- Yajaira Guzman-Negron, M.D.Juana Diaz, PR 007951891122909
- Juan Rodriguez, M.D.Juana Diaz, PR 007951649243163
- Pedro J Rodriguez Burgos, M.D.Juana Diaz, PR 007951740217215
- Monique Adorno Monet, M.D.Humacao, PR 007911366889172
- Wanda Agosto Delgado, MDHumacao, PR 007911588707244
Common questions
What is Ilsa Janice Nazario, MD's NPI number?
Ilsa Janice Nazario, MD's National Provider Identifier (NPI) is 1891736120, issued on Jun 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ilsa Janice Nazario, MD located?
The NPPES record lists a practice address at 156 Calle Barcelo, Barranquitas, PR, 00794. Phone: (787) 857-2688. Providers update this record themselves, so call before visiting.
How can I verify Ilsa Janice Nazario, MD's license?
NPPES lists Puerto Rico license number 14959, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity 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.