Doctor profile · Federal record

Dr. Katie Williamson, MSPT

Physical Therapist (CMS: Physical Therapist in Private Practice) · South Weymouth, MA

  • NPI 1235122276
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
541 Main St, Suite 103
South Weymouth, MA 021901868
(781) 331-9600
Mailing address
223 Vernon St
Rockland, MA 023701942

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
Massachusetts #16540

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235122276. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
286
Distinct HCPCS
3
Medicare allowed
$7,583
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 168 34 $27
97140 Therapy procedure using manual technique, each 15 minutes 89 31 $23
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 29 11 $37

In context: peer comparison

Among 3 peers in South Weymouth Physical Therapist, average services per provider: 660. This provider delivers 0.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Katie Williamson's medical specialty?
Dr. Katie Williamson practices Physical Therapist in South Weymouth, MA.
Where does Dr. Katie Williamson practice?
Dr. Katie Williamson practices at 541 Main St, South Weymouth, MA 021901868. Office phone: 7813319600.
What is Dr. Katie Williamson's NPI?
Dr. Katie Williamson's National Provider Identifier (NPI) is 1235122276, issued by NPPES.
Does Dr. Katie Williamson accept Medicare assignment?
Yes. Dr. Katie Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katie Williamson commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using manual technique (HCPCS 97140); Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112). Source: CMS Medicare Physician & Other Practitioners file.