NPPES file of Aug 9, 2026

Sara Ilana Fontanez, M.D.

Family Medicine Physician · Brooklyn, NY

Sara Ilana Fontanez, M.D. is a family medicine physician with a practice address in Brooklyn, New York, and NPI 1184004889, issued on Jun 8, 2015. Check the license (New York 295358, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1184004889
Name
Sara Ilana Fontanez
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
295358 NY
87338 WI
Self-reported in NPPES; status is on the state search
Practice location
1114 Liberty Ave, Brooklyn, NY 11208
Phone
(718) 765-6058
Enumerated
Jun 8, 2015
Record last updated
Apr 22, 2026
Fax
(347) 808-4895
Medicare enrollment
Enrolled (PECOS I20250909000888); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 2015
Telehealth
Offers telehealth (CMS)
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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8 nearest family medicine physician records → All 6,417 in New York → Look up another NPI →

Also registered at 1114 Liberty Ave

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

  1. Jada AlbrightMental Health Counselor1982170593
  2. Juan Samuel Bonilla-Perez, M.D.Family Medicine Physician1205039757
  3. Niambi Brown, M.D.Family Medicine Physician1609166065
  4. Darin Portnoy, MDFamily Medicine Physician1629153739
  5. Shawn Tapper, FNPFamily Nurse Practitioner1558679563
  6. Justin Torrente, M.D.Family Medicine Physician1952662801

Verify Sara Ilana Fontanez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 295358    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 New York 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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2.4 times the Medicare Part D claims of the average family medicine physician in 2024

8,370 Medicare Part D claims for 496 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 21 claims were for opioids.

  1. Sara Fontanez8,370
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium737 claims
  2. Amlodipine Besylate412 claims
  3. Albuterol Sulfate Hfa303 claims
  4. Gabapentin227 claims
  5. Famotidine216 claims
  6. Jardiance214 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.

Bills Medicare through one group practice

  1. Mass General Brigham Community Physicians IncMedford, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sara Ilana Fontanez among 6,417 family medicine physician records in New York

Sara Ilana Fontanez, M.D. is one of 6,417 family medicine physician records with a practice address in New York. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 71% of them.

  • NPI issued2015 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2015 · median 2007 among the 4,188 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

500 family medicine physician records list a practice address in Brooklyn

They are 500 of the 64,057 NPPES records with a practice address in Brooklyn, and 6,417 family medicine physician records in New York.

All 6,417 in New York → Every provider in Brooklyn → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Sharon Abara-Palaganas, MDBrooklyn, NY 112081952529158
  2. Juan Samuel Bonilla-Perez, M.D.Brooklyn, NY 112081205039757
  3. Niambi Brown, M.D.Brooklyn, NY 112081609166065
  4. Sherissa Charles, M.D.Brooklyn, NY 112081235518978
  5. Oluwafemi Jimoh, MDBrooklyn, NY 112081215692611
  6. Seshat Mack, MD, PHDBrooklyn, NY 112081861132128
  7. Nasreen Mirza, MDBrooklyn, NY 112081497974208
  8. Darin Portnoy, MDBrooklyn, NY 112081629153739

Common questions

What is Sara Ilana Fontanez, M.D.'s NPI number?

Sara Ilana Fontanez, M.D.'s National Provider Identifier (NPI) is 1184004889, issued on Jun 8, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Sara Ilana Fontanez, M.D. located?

The NPPES record lists a practice address at 1114 Liberty Ave, Brooklyn, NY, 11208. Phone: (718) 765-6058. Providers update this record themselves, so call before visiting.

How can I verify Sara Ilana Fontanez, M.D.'s license?

NPPES lists New York license number 295358, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sara Ilana Fontanez, M.D. prescribe under Medicare Part D?

In 2024, Sara Ilana Fontanez, M.D. had 8,370 Medicare Part D claims for 496 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.