Sylvette Nazario, M.D.
Allergy & Immunology (Internal Medicine) Physician · San Juan, PR
Sylvette Nazario, M.D. is an allergy & immunology (internal medicine) physician with a practice address in San Juan, Puerto Rico, and NPI 1700810165, issued on Jul 10, 2006. Check the license (Puerto Rico 12459, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sylvette Nazario
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology (Internal Medicine) Physician 207RA0201X
- License number
- 12459 PR
Self-reported in NPPES; status is on the state search - Practice location
- Calle Casia # 10, San Juan, PR 00921
- Phone
- (787) 641-7582
- Enumerated
- Jul 10, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20061215000100); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 1987
- Entity
- Type 1 · individual
5 nearest allergy & immunology (internal medicine) physician records → All 6 in Puerto Rico → Look up another NPI →
Verify Sylvette 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 12459Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024
171 Medicare Part D claims for 31 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Azelastine Hcl17 claims
- Dupixent Syringe12 claims
- Levothyroxine Sodium12 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: $52.00
2 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 321 providers of this specialty with any payment received $7,456.30 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
- Recinto DE Ciencias MedicasRio Piedras, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allergy & Immunology (Internal Medicine) Physician providers in Puerto Rico
There are 6 allergy & immunology (internal medicine) physician records in Puerto Rico.
All 6 in Puerto Rico → Every provider in San Juan → Allergy & Immunology (Internal Medicine) Physician nationwide →
The 5 allergy & immunology (internal medicine) physician records with the nearest ZIP codes
- Carlos Lopez Almodovar, MDSan Juan, PR 009211043293848
- Nicole Rivera Bobe, MDSan Juan, PR 009211710534797
- Carmen Pimentel-Torres, MDBayamon, PR 009611184873986
- Giannina Coppola-Fasick, MDCarolina, PR 009871336566744
- Nicole Sosa Castellanos, MDDorado, PR 006461982164398
Common questions
What is Sylvette Nazario, M.D.'s NPI number?
Sylvette Nazario, M.D.'s National Provider Identifier (NPI) is 1700810165, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sylvette Nazario, M.D. located?
The NPPES record lists a practice address at Calle Casia # 10, San Juan, PR, 00921. Phone: (787) 641-7582. Providers update this record themselves, so call before visiting.
How can I verify Sylvette Nazario, M.D.'s license?
NPPES lists Puerto Rico license number 12459, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Sylvette Nazario, M.D. prescribe under Medicare Part D?
In 2024, Sylvette Nazario, M.D. had 171 Medicare Part D claims for 31 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. 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.