Doctor profile · Federal record

Dr. Liam Grathoff, PT, DPT, CSCS

Physical Therapist (CMS: Physical Therapist in Private Practice) · Spring Lake, MI

  • NPI 1851175517
  • Accepts Medicare
  • 3 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18000 Cove St Ste 202
Spring Lake, MI 494561383
(616) 847-1280
fax (616) 847-1290

Credentials & registration

NPPES · NUCC
NPI registered
August 2023 — 3 yrs on file
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
Michigan #5501302735

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851175517. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
70
Distinct HCPCS
1
Medicare allowed
$1,434
HCPCS Description Services Patients Avg allowed
97140 Therapy procedure using manual technique, each 15 minutes 70 13 $20

In context: peer comparison

Among 10 peers in Spring Lake Physical Therapist, average services per provider: 141. This provider delivers 0.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Liam Grathoff's medical specialty?
Dr. Liam Grathoff practices Physical Therapist in Spring Lake, MI.
Where does Dr. Liam Grathoff practice?
Dr. Liam Grathoff practices at 18000 Cove St Ste 202, Spring Lake, MI 494561383. Office phone: 6168471280.
What is Dr. Liam Grathoff's NPI?
Dr. Liam Grathoff's National Provider Identifier (NPI) is 1851175517, issued by NPPES.
Does Dr. Liam Grathoff accept Medicare assignment?
Yes. Dr. Liam Grathoff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Liam Grathoff commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using manual technique (HCPCS 97140). Source: CMS Medicare Physician & Other Practitioners file.