David C. Dillon, M.D.

Child & Adolescent Psychiatry Physician · Syosset, NY

David C. Dillon, M.D. is a child & adolescent psychiatry physician with a practice address in Syosset, New York, and NPI 1306060611, issued on Apr 11, 2007. Check the license (New York 121452, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026

1306060611

Name: David C. Dillon
Credential: M.D.
Primary taxonomy: Child & Adolescent Psychiatry Physician 2084P0804X
License number: 121452 NY
Self-reported in NPPES; status is on the state search
Practice location: 97 Elliman PL, Syosset, NY 11791
Phone: (516) 921-2887
Enumerated: Apr 11, 2007
Record last updated: Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax: (516) 921-0636
Entity: Type 1 · individual

Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.

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8 nearest child & adolescent psychiatry physician records → All 827 in New York → Look up another NPI →

Verify David C. Dillon 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 121452Check the board
3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
5CertificationBoard certificationABMS AOA NCCPA AANPNot checked

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David C. Dillon among 827 child & adolescent psychiatry physician records in New York

David C. Dillon, M.D. is one of 827 child & adolescent psychiatry physician records with a practice address in New York. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 25% of them.

NPI issued2007 · 25% of these records are older, 47% newer
In a Medicare fileNo · 57% of these records are
In the CMS Doctors and Clinicians fileNo · 26% of these records are
Record last updated2007 · 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 2084P0804X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in New York

There are 827 child & adolescent psychiatry physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 827 in New York → Every provider in Syosset → Child & Adolescent Psychiatry Physician nationwide →

The 8 child & adolescent psychiatry physician records with the nearest ZIP codes

Susan Sadikot, MDSyosset, NY 117911750465936
Kevin Skier, MDStony Brook, NY 117901144687799
Cathryn Galanter, M.D.Stony Brook, NY 117941790991685
Amanda Gorecki, D.O.Stony Brook, NY 117941649697426
Hardeep Jaspal, M.DStony Brook, NY 117941346775145
Fiana Klein, DOStony Brook, NY 117941912267501
Rosemarie Montecalvo, DOStony Brook, NY 117941235692559
Anjali Narayan, MD, MHAStony Brook, NY 117941902397003

Common questions

What is David C. Dillon, M.D.'s NPI number?

David C. Dillon, M.D.'s National Provider Identifier (NPI) is 1306060611, issued on Apr 11, 2007. An NPI identifies a provider in billing; it is not a license.

Where is David C. Dillon, M.D. located?

The NPPES record lists a practice address at 97 Elliman PL, Syosset, NY, 11791. Phone: (516) 921-2887. Providers update this record themselves, so call before visiting.

How can I verify David C. Dillon, M.D.'s license?

NPPES lists New York license number 121452, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.