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

Timothy Lap-An Liang

Individual provider Physical Therapist · NPI 1558033381

Timothy Lap-An Liang is a Physical Therapist in Private Practice in Ellicott City, Maryland. Qualified in 2021, 5 years ago. Practices with Ati Holdings, LLC, a 439-clinician group and accepts Medicare assignment.

Years since qualifying
5
In the registry since
2021
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Practice location Address checks out

9469 Baltimore National Pike Unit E
Ellicott City, MD 21042-2817
Phone: (410) 680-3430
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X

Record details

NPI number1558033381
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 30, 2021
Last updated in NPPESSeptember 30, 2021
Certification dateSeptember 30, 2021

Medicare enrollment

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

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Ati Holdings, Llc — 439 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Ellicott City