Doctor profile · Federal record

Dr. Sam Wipf, OTR/L

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

  • NPI 1629261318
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
396 Dorsey Dr
Grass Valley, CA 959455368
(530) 272-2273
Mailing address
1920 Myrtle Ave Apt D
Eureka, CA 955011421

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
225X00000X — NUCC code
State license (1)
California #OT9075

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629261318. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,488
Distinct HCPCS
7
Medicare allowed
$124,398
HCPCS Description Services Patients Avg allowed
97530 Therapy procedure using functional activities 2,218 35 $31
97140 Therapy procedure using manual technique, each 15 minutes 984 32 $21
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 552 29 $26
97535 Training for self-care or home management, each 15 minutes 415 30 $24
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 281 19 $23
97166 Evaluation for occupational therapy, typically 45 minutes 25 23 $100
97167 Evaluation for occupational therapy, typically 1 hour 13 11 $101

In context: peer comparison

Among 1 peers in this city , average services per provider: 641. This provider delivers 7.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Sam Wipf's medical specialty?
Dr. Sam Wipf practices Occupational Therapist in Grass Valley, CA.
Where does Dr. Sam Wipf practice?
Dr. Sam Wipf practices at 396 Dorsey Dr, Grass Valley, CA 959455368. Office phone: 5302722273.
What is Dr. Sam Wipf's NPI?
Dr. Sam Wipf's National Provider Identifier (NPI) is 1629261318, issued by NPPES.
Does Dr. Sam Wipf accept Medicare assignment?
Yes. Dr. Sam Wipf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sam Wipf commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using functional activities (HCPCS 97530); 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.