Doctor profile · Federal record

Dr. William Houskamp, MD

Surgery Physician (CMS: General Surgery) · Holland, MI

  • NPI 1265498398
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
577 Michigan Ave, Suite 202
Holland, MI 494234911
(616) 394-0673
fax (616) 394-9825

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
July 29, 2015
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Michigan #4301066333
Medicaid
MI #4783476

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265498398. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
2
Medicare allowed
$8,645
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 25 25 $243
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $129

In context: peer comparison

Among 3 peers in this city , average services per provider: 16. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$210
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
MESH SUTURE INC 1 $114.39
Madrigal Pharmaceuticals 2 $47.59
Regeneron Healthcare Solutions, Inc. 1 $24.56
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $22.98

By nature of payment

Food and Beverage
$210

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
60
Total drug cost
$3,184
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 41 41 $107
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 19 19 $2,782
Omeprazole Generic 13 0 $295

Frequently asked questions

Auto-generated from federal data
What is Dr. William Houskamp's medical specialty?
Dr. William Houskamp practices Surgery Physician in Holland, MI.
Where does Dr. William Houskamp practice?
Dr. William Houskamp practices at 577 Michigan Ave, Holland, MI 494234911. Office phone: 6163940673.
What is Dr. William Houskamp's NPI?
Dr. William Houskamp's National Provider Identifier (NPI) is 1265498398, issued by NPPES.
Does Dr. William Houskamp accept Medicare assignment?
Yes. Dr. William Houskamp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Houskamp commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.