Doctor profile · Federal record

Dr. Margaret Matthews, P.T.

Physical Therapist (CMS: Physical Therapist in Private Practice) · Grass Valley, CA

  • NPI 1699096248
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
102 Catherine Ln Ste A
Grass Valley, CA 959455701
(530) 478-1933
fax (530) 478-1933

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
January 10, 2020
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
California #PT 35594

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699096248. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
63
Distinct HCPCS
2
Medicare allowed
$1,813
HCPCS Description Services Patients Avg allowed
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 40 11 $28
97530 Therapy procedure using functional activities 23 11 $30

In context: peer comparison

Among 16 peers in Grass Valley Physical Therapist, average services per provider: 441. This provider delivers 0.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Matthews's medical specialty?
Dr. Margaret Matthews practices Physical Therapist in Grass Valley, CA.
Where does Dr. Margaret Matthews practice?
Dr. Margaret Matthews practices at 102 Catherine Ln Ste A, Grass Valley, CA 959455701. Office phone: 5304781933.
What is Dr. Margaret Matthews's NPI?
Dr. Margaret Matthews's National Provider Identifier (NPI) is 1699096248, issued by NPPES.
Does Dr. Margaret Matthews accept Medicare assignment?
Yes. Dr. Margaret Matthews accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Matthews commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112); Therapy procedure using functional activities (HCPCS 97530). Source: CMS Medicare Physician & Other Practitioners file.