Deborah Fixell , BCBA, LBA
Behavior Analyst • Old Greenwich, CT
Professional Overview & Biography Verified Profile Summary
Deborah Fixell, BCBA, LBA is a registered healthcare professional specializing in Behavior Analyst in Old Greenwich, CT. Practice services are available at 1445 E PUTNAM AVE under active NPI credentials.
Practice Location & Contact Primary Location
1445 E Putnam Ave
Old Greenwich, CT 068701379
Specialty Benchmarks & Practice Insights
Comparative analytics for Behavior Analyst in Old Greenwich, CT
Practicing in Old Greenwich, CT (1366 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-06-17NUCC Taxonomy Code: 103K00000X
A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.
NUCC Taxonomy Code: 104100000X
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
NUCC Taxonomy Code: 174400000X
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Behavior Analyst
Master of Arts, Board Certified Behavior Analyst
Social Worker
Behavior Technician
Behavior Technician
Dietitian, Registered
Behavior Analyst
Registered Behavior Technician
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 1445 E PUTNAM AVE, OLD GREENWICH, CT 068701379 (Tel: 9175097412)
Registered at 1445 E PUTNAM AVE, OLD GREENWICH, CT 068701379 (Tel: 9175097412)
Social Worker (License #1036 in CT)
Registered at 163 TOWN HILL RD, WARREN, CT 067541809 (Tel: 9175097412)
Registered at 163 TOWN HILL RD, WARREN, CT 067541809 (Tel: 9175097412)
Recorded as DEBORAH FIXELL, BCBA, LBA
Behavior Analyst (License #000512-1 in NY)
NPI status registered as active in NPPES database
Registered at 292 MADISON AVE, 2ND FLOOR, NEW YORK, NY 100176307 (Tel: 6462918391)
Registered at 260 E 78TH ST, APT 11, NEW YORK, NY 100752037 (Tel: 9175097412)
Recorded as DEBORAH LEWIS, LMSW
Specialist (License #456820257 in NY)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
1445 E Putnam Ave
Old Greenwich, CT 068701379
Phone: 9175097412
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