Doctor profile · Federal record

Dr. Gregory Felsheim, MD

Anesthesiology Physician · Milwaukee, WI

  • NPI 1427098474
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
945 N 12Th St, Suite 3858
Milwaukee, WI 532331305
(414) 219-2000
fax (414) 219-2000

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 25, 2012
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Wisconsin #27617020

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427098474. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
629
Distinct HCPCS
2
Medicare allowed
$69,159
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 578 463 $107
00140 Anesthesia for other procedure on eye 51 45 $145

In context: peer comparison

Among 98 peers in Milwaukee Anesthesiology Physician, average services per provider: 36. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Rayner Intraocular Lenses Limited 1 $25.88

By nature of payment

Food and Beverage
$26

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Felsheim's medical specialty?
Dr. Gregory Felsheim practices Anesthesiology Physician in Milwaukee, WI.
Where does Dr. Gregory Felsheim practice?
Dr. Gregory Felsheim practices at 945 N 12Th St, Milwaukee, WI 532331305. Office phone: 4142192000.
What is Dr. Gregory Felsheim's NPI?
Dr. Gregory Felsheim's National Provider Identifier (NPI) is 1427098474, issued by NPPES.
What procedures does Dr. Gregory Felsheim commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on eye (HCPCS 00140). Source: CMS Medicare Physician & Other Practitioners file.