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

William Classen

Individual provider Physical Medicine & Rehabilitation Physician · NPI 1447858162

William Classen is a Physical Medicine & Rehabilitation Physician in Katy, Texas. Licensed in Texas. Registered with an NPI since 2020.

Licensed in
TX
In the registry since
2020

Practice location Address checks out

23215 Red River Dr
Katy, TX 77494-2031
Phone: (978) 809-4692
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Medicine & Rehabilitation Physician (primary) Taxonomy 208100000X · Licence 2146582 (TX)

Record details

NPI number1447858162
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 14, 2020
Last updated in NPPESOctober 14, 2020
Certification dateOctober 14, 2020
Mailing address23215 Red River Dr, Katy, TX 77494-2031

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