Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mr. William B Buller Jr., LCSW, LADC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1982136537

Mr. William B Buller Jr., LCSW, LADC is a Mental Health Counselor in Dayville, Connecticut. Qualified in 2022, 4 years ago. Practices with United Services Inc, a 30-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
4
Licensed in
CT
In the registry since
2017
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.
LADC — Licensed Alcohol and Drug Counselor
A licensed addiction counsellor.

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Practice location Address checks out

1007 N Main St
Dayville, CT 06241-2170
Phone: (607) 774-2020
Fax: (860) 774-0826
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 16274 (CT)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 1463 (CT)

Record details

NPI number1982136537
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW , LADC
Sole proprietorNo
NPI enumeratedApril 3, 2017
Last updated in NPPESApril 22, 2026
Certification dateApril 22, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice United Services Inc — 30 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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