Dr. Daniel T. Williams, MD

  • New York, NY
  • Child and adolescent psychiatrist
NPI1811094451PAC ID9739349390
Medicare services, 2024
1,029
Medicare patients, 2024
63
Part D claims, 2024
1,012
Publications
28
Industry payments
$798
Practice address
1275 York Ave, New York, NY 10065
Practice phone
Call (856) 935-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Salem Medical Center

New York, New York

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Dr. Daniel T. Williams is a child and adolescent psychiatrist in New York, New York

Dr. Williams practices at Salem Medical Center in New York, New York.

Dr. Williams' NPI, 1811094451, was assigned on September 17, 2006. Dr. Williams graduated from JS Weill Medical College, Cornell University in 1969. Dr. Williams holds New York license 107547.

NPI and contact details
Medicare PAC ID
9739349390
NPI enumeration date
September 17, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(856) 935-1000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
83
Medical school graduation
1969

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Daniel T. Williams practices at Salem Medical Center in New York, New York

Dr. Williams' primary practice is Salem Medical Center, at 1275 York Ave, New York, NY 10065 in New York County. The practice phone is (856) 935-1000.

  • Salem Medical Center
    1275 York Ave, New York, NY 10065 · New York CountyPhone(856) 935-1000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Daniel T. Williams is affiliated with 1 site of care

Dr. Williams' primary practice is Salem Medical Center in New York, New York.

Salem Medical CenterNew York, New YorkPrimary

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Dr. Daniel T. Williams' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Salem Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Daniel T. Williams is one of 512 childs and adolescent psychiatrists in New York

Child and adolescent psychiatry is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 2084P0804X. Dr. Williams is board certified in child psychiatry by the American Board of Psychiatry and Neurology. Dr. Williams is licensed in New York.

Specialties and state licenses

  • Child and adolescent psychiatry, New YorkPrimaryLicense 107547 · 1970 to 2026 · taxonomy 2084P0804X

Clinical focus

Dmand AI lists ADHD, adjustment disease, anxiety, bipolar disorder, depression and non-alzheimer's dementia (chronic) among the conditions Dr. Williams treats.

Childs and adolescent psychiatrists near Dr. Williams

Counts of childs and adolescent psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Daniel T. Williams billed Medicare for 1,029 services in 2024

CMS data shows 1,029 Medicare services from Dr. Williams across 5 procedure codes in 2024, for 63 Medicare patients. Medicare paid $77,259 for them. Every service was in an office.

Medicare services, 20241,029
Medicare patients63
Paid by Medicare$77,259
Procedure codes5

Dr. Williams' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 6142024: 5747%
Office and hospital visits
2023: 4762024: 4554%

Dr. Williams compared with the New York median for childs and adolescent psychiatrists, 2024

  • Dr. Williams
  • New York median
Medicare services
1,029vs 8412.3 times
Medicare patients
63vs 3485% above
Part D claims
887vs 7112.5 times

Medians across 498 childs and adolescent psychiatrists in New York with Dmand AI profiles that report each measure.

Dr. Williams' most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Williams

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williams and other childs and adolescent psychiatrists in New York.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Daniel T. Williams treated 63 Medicare patients in 2024, average age 72

CMS counts 63 Medicare patients who saw Dr. Williams in 2024. The largest group is 75 to 84, with 25 patients. 75% of them have high cholesterol, and 60% have high blood pressure. Their average risk score is 0.94, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 53, with 67% women.

Medicare patients, 202463
Average age72
Average risk score0.94

Dr. Williams' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Williams' Medicare patients by sex, 2024

  • Women3352%
  • Men3048%

Chronic conditions among Dr. Williams' Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure60%
  3. Anxiety56%
  4. Mood disorders54%
  5. Depression51%
  6. Arthritis48%
  7. Diabetes30%
  8. Osteoporosis29%

Share of Medicare patients with each condition. A patient can have several.

Dr. Williams' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 53

Patient panel by sex, all payers

  • Women67%
  • Men33%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Daniel T. Williams wrote 1,012 Medicare Part D claims in 2024

In 2024, Dr. Williams wrote 1,012 Medicare Part D claims for 60 patients. 98% of them were for generic drugs. CMS names the drug for 887 of them, across 28 drugs with 11 or more claims each, at $37,754 in total drug cost. In 2023, CMS named 1,022 claims across 27 drugs.

Part D claims, 20241,012
Drugs named by CMS28
Total drug cost$37,754
Part D patients60

Dr. Williams' Part D claims by kind of drug, 2024

  • Generic987 claims98%
  • Brand-name25 claims2%

Dr. Williams' most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Williams' Part D claims, 2024

  • Antipsychotics, patients 65 and over7%75 of 1,012 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,0222024: 88713%

Drugs named by CMS: 28 in 2024, 27 in 2023.

See all prescribing by Dr. Williams

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Daniel T. Williams takes part in Medicare

Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Daniel T. Williams has 28 publications on record

Dmand AI links 28 papers to Dr. Williams in 2021. The most frequent topics are Mental Disorders, Propranolol and Psychophysiologic Disorders. Dr. Williams has published most often in Am J Psychiatry. Dr. Williams' most frequent co-authors are Stuart Yudofsky, MD, Barbara Jane Coffey, MD and Scott Efraim Hirsch, MD.

Papers28

Topics Dr. Williams writes about most

  • Mental Disorders
  • Propranolol
  • Psychophysiologic Disorders
  • Aggression
  • Anger
  • Anticonvulsants
  • Electroencephalography
  • Psychotherapy

Dr. Williams' most frequent co-authors

Recent publications by Dr. Williams

See all 28 publications and co-authors

See who Dr. Williams researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Williams works with, so you can find a warm path to the right childs and adolescent psychiatrists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Daniel T. Williams received $798 in industry payments from 2016 to 2019

CMS Open Payments shows 33 general payments to Dr. Williams from 4 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $618.

General payments to Dr. Williams by program year, 2016 to 2019

Companies that paid Dr. Williams the most, 2016 to 2019

Share is of all general payments to this clinician.

See all payments to Dr. Williams

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Daniel T. Williams has 7 awards and honors on record

Dmand AI lists 7 awards for Dr. Williams, most recently Excellence in Teaching Award, Division of Child & Adolescent Psychiatry in 2008.

Awards and honors for Dr. Williams

  1. 2008
    • Excellence in Teaching Award, Division of Child & Adolescent Psychiatry
  2. 2006
    • Distinguished Life Fellow
  3. 2003
    • Distinguished Fellow
  4. 1983
    • Fellow
  5. 1974
    • Annual Laughlin Award for outstanding resident
  6. 1973
    • Award for best resident research paper
See all 7 awards

Source: Dmand AI Professional Profile Data

Dr. Daniel T. Williams graduated from JS Weill Medical College, Cornell University

Dr. Williams graduated from JS Weill Medical College, Cornell University in 1969.

  1. Medical schoolJS Weill Medical College, Cornell University
  2. Board certified in child psychiatryAmerican Board of Psychiatry and Neurology
  3. Board certified in psychiatryAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Daniel T. Williams accepts plans from 1 insurance carrier

Dr. Williams is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • CMS Medicare

Source: Dmand AI Insurance Network Data

Sources for Dr. Daniel T. Williams's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Daniel T. Williams

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Daniel T. Williams' NPI number?

Dr. Daniel T. Williams' NPI number is 1811094451. It was assigned on September 17, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Daniel T. Williams?

Dr. Daniel T. Williams is a child and adolescent psychiatrist in New York, New York. The primary specialty in the NPI Registry is Child & Adolescent Psychiatry Physician (taxonomy code 2084P0804X).

Where does Dr. Daniel T. Williams practice?

Dr. Williams practices at 1275 York Ave, New York, NY 10065. Dr. Williams' primary practice is Salem Medical Center in New York, New York.

What is Dr. Daniel T. Williams' office phone number?

The practice phone on file for Dr. Williams is (856) 935-1000.

What is Dr. Daniel T. Williams' medical license number?

Dr. Williams holds New York license 107547.

Does Dr. Daniel T. Williams accept Medicare?

Yes. CMS data shows Dr. Williams billed Medicare for 1,029 services in 2024, and Dr. Williams accepts Medicare assignment.

How many Medicare patients does Dr. Daniel T. Williams see?

CMS counts 63 Medicare patients who saw Dr. Williams in 2024, with an average age of 72.

Is Dr. Daniel T. Williams board certified?

Yes. Dr. Williams is board certified in child psychiatry by the American Board of Psychiatry and Neurology.

What services does Dr. Daniel T. Williams bill to Medicare?

In 2024, Dr. Williams' most billed Medicare services were office visit, established patient (99213), psychiatric service (90836) and psychiatric service (90847).

Where did Dr. Daniel T. Williams go to medical school?

Dr. Williams graduated from JS Weill Medical College, Cornell University in 1969.

Show 6 more questionsShow fewer questions

What drugs does Dr. Daniel T. Williams prescribe most?

In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Clonazepam, Trazodone HCl and Gabapentin.

Has Dr. Daniel T. Williams received payments from drug or device companies?

CMS Open Payments shows $798 in general payments to Dr. Williams from 4 companies from 2016 to 2019. The largest total came from Otsuka America Pharmaceutical, Inc.

How long has Dr. Daniel T. Williams been practicing?

Dr. Williams graduated from medical school in 1969, 57 years ago.

Does Dr. Daniel T. Williams do research?

Dmand AI links 28 publications to Dr. Williams.

Who does Dr. Daniel T. Williams publish with?

Dr. Williams' most frequent co-authors are Stuart Yudofsky, MD (4 shared papers), Barbara Jane Coffey, MD (1 shared paper) and Scott Efraim Hirsch, MD (1 shared paper).

What insurance does Dr. Daniel T. Williams accept?

Dr. Williams is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.

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