Doctor profile · Federal record

Dr. Terrence Gaynor, M.D.

Anesthesiology Physician · Oconomowoc, WI

  • NPI 1114066719
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
791 Summit Ave
Oconomowoc, WI 530663844
(262) 569-9400
Mailing address
225 S Executive Dr
Brookfield, WI 530054266

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
January 24, 2008
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Wisconsin #26969-020
Medicaid
WI #31388500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114066719. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
69
Distinct HCPCS
1
Medicare allowed
$7,257
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 69 68 $105

In context: peer comparison

Among 2 peers in Oconomowoc Anesthesiology Physician, average services per provider: 41. This provider delivers 1.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Terrence Gaynor's medical specialty?
Dr. Terrence Gaynor practices Anesthesiology Physician in Oconomowoc, WI.
Where does Dr. Terrence Gaynor practice?
Dr. Terrence Gaynor practices at 791 Summit Ave, Oconomowoc, WI 530663844. Office phone: 2625699400.
What is Dr. Terrence Gaynor's NPI?
Dr. Terrence Gaynor's National Provider Identifier (NPI) is 1114066719, issued by NPPES.
What procedures does Dr. Terrence Gaynor commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142). Source: CMS Medicare Physician & Other Practitioners file.