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

William Lee Day, PT

Individual provider Physical Therapist · NPI 1275629602

William Lee Day, PT is a Physical Therapist in Private Practice in Danbury, Connecticut. Qualified in 1984, 42 years ago. Practices with Day Physical Therapy Management LLC, a 3-clinician group and accepts Medicare assignment. Licensed in Connecticut and New York.

Years since qualifying
42
Licensed in
CT, NY
In the registry since
2006
Specialties on file
2
What do these letters mean?
PT — Physical Therapist
A licensed therapist who treats movement, pain and injury.

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Practice location Address checks out

33 Hospital Ave
Danbury, CT 06810-6007
Phone: (203) 792-5558
Fax: (203) 731-3213
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X · Licence 004914 (CT)
Physical Therapist Taxonomy 225100000X · Licence 008242-1 (NY)

Record details

NPI number1275629602
Entity typeIndividual (Type 1)
GenderMale
Credentials PT
Sole proprietorNo
NPI enumeratedOctober 5, 2006
Last updated in NPPESOctober 19, 2009
Mailing address33 Hospital Avenue, Danbury, CT 06810-6007

Medicare enrollment

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

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 1984 (42 years in practice)
Group practice Day Physical Therapy Management Llc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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