Psychiatrist | Child & Adolescent Psychiatry | 57+ years experience

Dr. Daniel T Williams, MD

2001 Marcus Ave., Suite 218 North, New Hyde Park, New York, 11042

About Dr. Daniel T Williams

Dr. Daniel T Williams is a psychiatrist based in New Hyde Park, New York with 57 years of experience in Child & Adolescent Psychiatry. He completed his graduation from Js Weill Medical College, Cornell University in 1969. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Daniel T Williams is 107547 for Child & Adolescent Psychiatry in New York. His current practice location is 2001 Marcus Ave., Suite 218 North, New Hyde Park. Patients can contact him at 516-488-3636 or can fax him at 516-270-3939. Dr. Daniel T Williams, MD, specializes in Child & Adolescent Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1811094451.

Dr. Daniel T Williams has done additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

Practice Information

Dr. Daniel T Williams's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Daniel T Williams
Specialization Child & Adolescent Psychiatry
Credentials MD
Accepts Medicare Assignment Yes
Experience 57+ years
Medical School Attended Js Weill Medical College, Cornell University
Graduation Year 1969
Gender Male
Practice Address: 2001 Marcus Ave., Suite 218 North
New Hyde Park, NY - 11042
Fax 516-270-3939

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

PAC ID 9739349390
Enrollment ID I20120320000355
NPI Number1811094451
NPI Enumeration Date: 17 Sep, 2006
NPI Last Update On: 28 May, 2014

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Daniel T Williams are as mentioned below.

License NumberSpecializationStateStatus
107547Child & Adolescent Psychiatry New YorkPrimary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. Daniel T Williams
21 Meadow Woods Rd,
Great Neck, NY - 11020-1231
Phone: 516-488-3636
Fax: 516-482-5532

Book an Appointment with Dr. Daniel T Williams

To schedule an appointment, contact Dr. Daniel T Williams at 2001 Marcus Ave., Suite 218 North, New Hyde Park, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Daniel T Williams:

Dr. Daniel T Williams is a psychiatrist specializing in Child & Adolescent Psychiatry. He has done additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

Dr. Daniel T Williams completed his education (MD) from Js Weill Medical College, Cornell University in 1969.

Dr. Daniel T Williams has approximately 57 years of experience in Child & Adolescent Psychiatry.

Yes, Dr. Daniel T Williams accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Daniel T Williams is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Daniel T Williams practices at 2001 Marcus Ave., Suite 218 North, New Hyde Park, New York, 11042.

To schedule an appointment with Dr. Daniel T Williams, please contact the office at 516-488-3636.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.