Doctor profile · Federal record

Dr. Joseph Westerhof, PA

Physician Assistant · Grand Rapids, MI

  • NPI 1306287859
  • Accepts Medicare
  • MIPS 93.8 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 Leffingwell Ave Ne
Grand Rapids, MI 495256406
(616) 459-7101

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
April 10, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Michigan #5601007982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306287859. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
36
Distinct HCPCS
1
Medicare allowed
$1,984
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 36 30 $55

In context: peer comparison

Among 234 peers in Grand Rapids Physician Assistant, average services per provider: 56. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
27
Total drug cost
$143
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 15 14 $83
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 13 13 $60

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Westerhof's medical specialty?
Dr. Joseph Westerhof practices Physician Assistant in Grand Rapids, MI.
Where does Dr. Joseph Westerhof practice?
Dr. Joseph Westerhof practices at 1111 Leffingwell Ave Ne, Grand Rapids, MI 495256406. Office phone: 6164597101.
What is Dr. Joseph Westerhof's NPI?
Dr. Joseph Westerhof's National Provider Identifier (NPI) is 1306287859, issued by NPPES.
Does Dr. Joseph Westerhof accept Medicare assignment?
Yes. Dr. Joseph Westerhof accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Westerhof commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.