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

Mark Anthony Retzlaff, PTA

Individual provider Physical Therapy Assistant · NPI 1841937505

Mark Anthony Retzlaff, PTA is a Physical Therapy Assistant in Lake Katrine, New York. Licensed in New York. Registered with an NPI since 2022.

Licensed in
NY
In the registry since
2022
What do these letters mean?
PTA — Physical Therapist Assistant
Delivers treatment under a physical therapist's direction.

See every abbreviation used in this directory →

Practice location Address checks out

300 Grant Ave
Lake Katrine, NY 12449-5340
Phone: (845) 336-3500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Therapy Assistant (primary) Taxonomy 225200000X · Licence 001145 (NY)

Record details

NPI number1841937505
Entity typeIndividual (Type 1)
GenderMale
Credentials PTA
Sole proprietorNo
NPI enumeratedMay 15, 2022
Last updated in NPPESMay 15, 2022
Certification dateMay 15, 2022

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