Ann Margaret Hajduk-Bennett, DO
Pediatrics Physician · Commack, NY
Ann Margaret Hajduk-Bennett, DO is a pediatrics physician with a practice address in Commack, New York, and NPI 1922104744, issued on Sep 16, 2006. Check the license (New York 224492, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Ann Margaret Hajduk-Bennett
- Credential
- DO
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 224492 NY
Self-reported in NPPES; status is on the state search - Practice location
- 340 Veterans Memorial Hwy, Commack, NY 11725
- Phone
- (631) 864-6440
- Enumerated
- Sep 16, 2006
- Record last updated
- Jun 29, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (631) 864-6445
- Entity
- Type 1 · individual
Also registered at 340 Veterans Memorial Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jacquelyn Addeo, LMTMassage Therapist1871282053
- Kelli Cavanagh, L.C.S.W.Clinical Social Worker1982824678
- Amy Chinitz, LCSWClinical Social Worker1851763775
- Christine Danzi-Hacken, D.O.Pediatrics Physician1144313495
- Mary Gnieser, LCSWClinical Social Worker1083854202
- Lisa Markowitz, D.D.S.General Practice Dentistry1043609878
Verify Ann Margaret Hajduk-Bennett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 224492Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average pediatrics physician in 2024
47 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
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.
21 pediatrics physician records list a practice address in Commack
They are 21 of the 1,341 NPPES records with a practice address in Commack, and 5,795 pediatrics physician records in New York.
All 21 in Commack → All 5,795 in New York → Every provider in Commack →
Other pediatrics physician records in New York
- Meghan Aabo, D.O.Albany, NY1659765857
- Edda AbadRidgewood, NY1295768059
- Danielle Abadi, MDBrooklyn, NY1003298993
- Jacobo AbadiBronx, NY1710064001
- Thomas Abbamont, MDCamillus, NY1922199389
- Hamza Abbasi, MDNiagara Falls, NY1083099501
- Gary Abberbock, MDBrooklyn, NY1114931789
- Michael Abbey-Mensah, M.DBrooklyn, NY1497853451
- Ann Marie Abbondante, M.D.Staten Island, NY1558334433
- Jake AbbuhlAlbany, NY1114504313
Common questions
What is Ann Margaret Hajduk-Bennett, DO's NPI number?
Ann Margaret Hajduk-Bennett, DO's National Provider Identifier (NPI) is 1922104744, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ann Margaret Hajduk-Bennett, DO located?
The NPPES record lists a practice address at 340 Veterans Memorial Hwy, Commack, NY, 11725. Phone: (631) 864-6440. Providers update this record themselves, so call before visiting.
How can I verify Ann Margaret Hajduk-Bennett, DO's license?
NPPES lists New York license number 224492, 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 Ann Margaret Hajduk-Bennett, DO prescribe under Medicare Part D?
In 2024, Ann Margaret Hajduk-Bennett, DO had 47 Medicare Part D claims; the average among pediatrics physician prescribers was 375. 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.