NPPES file of Aug 9, 2026

Lauren Stephanie Zagaria, M.D.

Family Medicine Physician · Oyster Bay, NY

Lauren Stephanie Zagaria, M.D. is a family medicine physician with a practice address in Oyster Bay, New York, and NPI 1043690266, issued on Jun 3, 2015. Check the license (New York 306828, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043690266
Name
Lauren Stephanie Zagaria
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
306828 NY
Self-reported in NPPES; status is on the state search
Practice location
70 W Main St, Oyster Bay, NY 11771
Phone
(516) 922-1151
Enumerated
Jun 3, 2015
Record last updated
Jun 29, 2023
Fax
(516) 922-5978
Medicare enrollment
Enrolled (PECOS I20201005000135); accepts Medicare assignment
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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Also registered at 70 W Main St

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

  1. William Bennett, MDFamily Medicine Physician1184703373
  2. Jana Galan, MDFamily Medicine Physician1023197233
  3. Stephen Hom, D.O.Internal Medicine Physician1306064969
  4. Alaleh Mapar, DOFamily Medicine Physician1891315826

Verify Lauren Stephanie Zagaria 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 306828
    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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62% fewer Medicare Part D claims than the average family medicine physician in 2024

1,344 Medicare Part D claims for 316 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Lauren Zagaria1,344
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium78 claims
  2. Levothyroxine Sodium66 claims
  3. Amlodipine Besylate58 claims
  4. Rosuvastatin Calcium45 claims
  5. Azelastine Hcl43 claims
  6. Metformin Hcl41 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 84.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.1
  2. Costout of 100 · 30%69.1
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. North Shore-Lij Medical PCGlen Cove, NY

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

Lauren Stephanie Zagaria among 6,417 family medicine physician records in New York

Lauren Stephanie Zagaria, 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
  • Graduated2014 · median 2007 among the 4,188 with a school on file
  • Record last updated2023 · 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).

4 family medicine physician records list a practice address in Oyster Bay

They are 4 of the 204 NPPES records with a practice address in Oyster Bay, and 6,417 family medicine physician records in New York.

The 8 family medicine physician records with the nearest ZIP codes

  1. William Bennett, MDOyster Bay, NY 117711184703373
  2. Jana Galan, MDOyster Bay, NY 117711023197233
  3. Alaleh Mapar, DOOyster Bay, NY 117711891315826
  4. Aurene Alcasabas, MDPatchogue, NY 117721285629030
  5. Robert Bobrow, M.D.Patchogue, NY 117721548204613
  6. Alicia Camacho, M.D.Patchogue, NY 117721417987538
  7. Karl Deshrage, MDPatchoque, NY 117721336158542
  8. Sabrina Johnson, MDPatchogue, NY 117721639195381

Common questions

What is Lauren Stephanie Zagaria, M.D.'s NPI number?

Lauren Stephanie Zagaria, M.D.'s National Provider Identifier (NPI) is 1043690266, issued on Jun 3, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Stephanie Zagaria, M.D. located?

The NPPES record lists a practice address at 70 W Main St, Oyster Bay, NY, 11771. Phone: (516) 922-1151. Providers update this record themselves, so call before visiting.

How can I verify Lauren Stephanie Zagaria, M.D.'s license?

NPPES lists New York license number 306828, 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 Lauren Stephanie Zagaria, M.D. prescribe under Medicare Part D?

In 2024, Lauren Stephanie Zagaria, M.D. had 1,344 Medicare Part D claims for 316 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Lauren Stephanie Zagaria, M.D.'s MIPS final score?

The 2023 MIPS final score is 84.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.