Daniel Williamson
Child & Adolescent Psychiatry Physician · Watertown, NY
Daniel Williamson is a child & adolescent psychiatry physician with a practice address in Watertown, New York, and NPI 1396192407, issued on May 18, 2016. Check the license (New York 307727, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Daniel Williamson
- Primary taxonomy
- Child & Adolescent Psychiatry Physician 2084P0804X
- License number
- 307727 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1575 Washington St, Watertown, NY 13601
- Phone
- (315) 779-5060
- Enumerated
- May 18, 2016
- Record last updated
- Jul 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210903000674); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest child & adolescent psychiatry physician records → All 827 in New York → Look up another NPI →
Also registered at 1575 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Alicea, MS, RPAMedical Physician Assistant1063691491
- Caleb Atkins, MDFamily Medicine Physician1023781317
- Bobbi Bailey, LCSWClinical Social Worker1275818205
- Aiesha ClaytonPhysician Assistant1184084626
- Joshua Dalton, LCSWClinical Social Worker1417381583
- Angela Danielsen, LCSWClinical Social Worker1235959081
Verify Daniel Williamson 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 307727Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average child & adolescent psychiatry physician in 2024
442 Medicare Part D claims for 26 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Buspirone Hcl40 claims
- Clonazepam30 claims
- Fluoxetine Hcl25 claims
- Dextroamphetamine-Amphetamine22 claims
- Gabapentin20 claims
- Diazepam18 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: $739.44
39 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 1,578 providers of this specialty with any payment received $1,427.96 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.
One hospital affiliation
- Samaritan Medical CenterWatertown, NY · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Daniel Williamson among 827 child & adolescent psychiatry physician records in New York
Daniel Williamson 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. Its NPI, issued in 2016, is newer than 85% of them.
- NPI issued2016 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileYes · 26% of these records are
- Graduated2016 · median 2001 among the 213 with a school on file
- Record last updated2021 · 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.
All 827 in New York → Every provider in Watertown → Child & Adolescent Psychiatry Physician nationwide →
The 8 child & adolescent psychiatry physician records with the nearest ZIP codes
- Bruce Levine, MDWatertown, NY 136011205093242
- Scott Ulberg, M.D.Watertown, NY 136011700297686
- Antoine Gabriel, MDCanton, NY 136171346371705
- Thuc Phan, M.D.Gouverneur, NY 136421205125291
- Mazen Maria, MDOgdensburg, NY 136691154367969
- Sian MillsOgdensburg, NY 136691598880403
- Mihaela Vasiliu, MD,DABPNOgdensburg, NY 136691639200512
- Mariam Asar, MDPotsdam, NY 136761649479239
Common questions
What is Daniel Williamson's NPI number?
Daniel Williamson's National Provider Identifier (NPI) is 1396192407, issued on May 18, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Williamson located?
The NPPES record lists a practice address at 1575 Washington St, Watertown, NY, 13601. Phone: (315) 779-5060. Providers update this record themselves, so call before visiting.
How can I verify Daniel Williamson's license?
NPPES lists New York license number 307727, 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 Daniel Williamson prescribe under Medicare Part D?
In 2024, Daniel Williamson had 442 Medicare Part D claims for 26 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. 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.