Doctor profile · Federal record

Dr. Boyd Decker, CAA

Anesthesiologist Assistant (CMS: Anesthesiology Assistant) · Grafton, WI

  • NPI 1649799644
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
975 Port Washington RD
Grafton, WI 530249201
(262) 329-1000
Mailing address
N884 Knepprath RD
Cedar Grove, WI 530131169

Credentials & registration

NPPES · NUCC
NPI registered
September 2017 — 9 yrs on file
Profile last updated
June 5, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
367H00000X — NUCC code
Medicaid
WI #100071883

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649799644. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
89
Distinct HCPCS
4
Medicare allowed
$5,923
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 40 40 $62
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 22 22 $65
00812 Anesthesia for exam of colon using an endoscope 15 15 $47
00813 Anesthesia for procedure on small and large bowel using an endoscope 12 12 $110

In context: peer comparison

Among 1 peers in this city , average services per provider: 22. This provider delivers 4.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Boyd Decker's medical specialty?
Dr. Boyd Decker practices Anesthesiologist Assistant in Grafton, WI.
Where does Dr. Boyd Decker practice?
Dr. Boyd Decker practices at 975 Port Washington RD, Grafton, WI 530249201. Office phone: 2623291000.
What is Dr. Boyd Decker's NPI?
Dr. Boyd Decker's National Provider Identifier (NPI) is 1649799644, issued by NPPES.
Does Dr. Boyd Decker accept Medicare assignment?
Yes. Dr. Boyd Decker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Boyd Decker commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.