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

Mrs. Hsiao-Siu Chang, MS, OTR/L, CHT

Individual provider Hand Occupational Therapist · NPI 1487616975

Mrs. Hsiao-Siu Chang, MS, OTR/L, CHT is an Occupational Therapist in Private Practice in Lynnwood, Washington. Qualified in 1992, 34 years ago. Practices with Proliance Surgeons Inc P S, a 394-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
34
Licensed in
WA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MS — Master of Science
A graduate science degree.
OTR/L — Occupational Therapist, Registered and Licensed
An occupational therapist who is both nationally registered and state licensed.
CHT — Certified Hand Therapist
An occupational or physical therapist with advanced certification in hand and upper-limb rehabilitation.

See every abbreviation used in this directory →

Practice location Address checks out

19031 33rd Ave W Ste 102
Lynnwood, WA 98036-4731
Phone: (425) 741-0056
Fax: (425) 741-0057
Show map & directions

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

Additional practice locations (2)

  • 7320 216th St Sw Ste 320, Edmonds, WA 98026-8006 — (425) 673-3900
  • 15808 Mill Creek Blvd Ste 120, Mill Creek, WA 98012-1500 — (425) 225-6867

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence OT00003180 (WA)
Hand Occupational Therapist Taxonomy 225XH1200X · Licence OT00003180 (WA)

Record details

NPI number1487616975
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , OTR/L , CHT
Sole proprietorNo
NPI enumeratedApril 3, 2006
Last updated in NPPESMarch 28, 2024
Certification dateMarch 28, 2024

Medicare enrollment

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

Medicare specialtyOCCUPATIONAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Proliance Surgeons Inc P S — 394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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