William B. Buller, LCSW, LADC
Social Worker · Dayville, CT
William B. Buller, LCSW, LADC is a social worker with a practice address in Dayville, Connecticut, and NPI 1982136537, issued on Apr 3, 2017. Check the license (Connecticut 16274, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William B. Buller
- Credential
- LCSW, LADC
- Primary taxonomy
- Social Worker 104100000X
- License numbers
- 16274 CT
1463 CT
Self-reported in NPPES; status is on the state search - Practice location
- 1007 N Main St, Dayville, CT 06241
- Phone
- (607) 774-2020
- Enumerated
- Apr 3, 2017
- Record last updated
- Apr 22, 2026
- Fax
- (860) 774-0826
- Medicare enrollment
- Enrolled (PECOS I20250909002857); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest social worker records → All 2,124 in Connecticut → Look up another NPI →
Also registered at 1007 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rebecca Angeloff, LMSWClinical Social Worker1679242614
- Samer Ashour, APRNPsychiatric/Mental Health Nurse Practitioner1801367495
- Sara Barber, LCSWClinical Social Worker1699961342
- Madison Belanger, LMSWSocial Worker1871335984
- Julie BernierClinical Social Worker1396930962
Verify William B. Buller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 16274Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- United Services IncDayville, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William B. Buller among 2,124 social worker records in Connecticut
William B. Buller, LCSW, LADC is one of 2,124 social worker records with a practice address in Connecticut. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 32% of them.
- NPI issued2017 · 32% of these records are older, 65% newer
- In a Medicare fileYes · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated2022 · median 2017 among the 221 with a school on file
- Record last updated2026 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 social worker records list a practice address in Dayville
They are 18 of the 231 NPPES records with a practice address in Dayville, and 2,124 social worker records in Connecticut.
All 2,124 in Connecticut → Every provider in Dayville → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Madison Belanger, LMSWDayville, CT 062411871335984
- Jayme Boling, LMSWDayville, CT 062411528513256
- Madison Dominique, LMSWDayville, CT 062411891578654
- Deborah Johnson, MSWDayville, CT 062411740202274
- Mara Kornfeld, LMSWDayville, CT 062411003143199
- Stacie Licata, LPC-ADayville, CT 062411750073375
- Mallory OzyczDayville, CT 062411033683636
- Joseph Pierpaoli, MSWDayville, CT 062411366835274
Common questions
What is William B. Buller, LCSW, LADC's NPI number?
William B. Buller, LCSW, LADC's National Provider Identifier (NPI) is 1982136537, issued on Apr 3, 2017. An NPI identifies a provider in billing; it is not a license.
Where is William B. Buller, LCSW, LADC located?
The NPPES record lists a practice address at 1007 N Main St, Dayville, CT, 06241. Phone: (607) 774-2020. Providers update this record themselves, so call before visiting.
How can I verify William B. Buller, LCSW, LADC's license?
NPPES lists Connecticut license number 16274, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity 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.