Doctor profile · Federal record

Dr. Gregory Downs, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Milwaukee, WI

  • NPI 1982687810
  • Accepts Medicare
  • MIPS 80.9 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2323 N Lake Dr
Milwaukee, WI 532114508
(414) 291-1000
Mailing address
225 S Executive Dr
Brookfield, WI 530054266

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
February 14, 2009
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Wisconsin #39486-020
Medicaid
WI #32403300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982687810. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
211
Distinct HCPCS
2
Medicare allowed
$22,107
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 187 149 $101
00140 Anesthesia for other procedure on eye 24 23 $137

In context: peer comparison

Among 98 peers in this city , average services per provider: 36. This provider delivers 5.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Downs's medical specialty?
Dr. Gregory Downs practices Anesthesiology Physician in Milwaukee, WI.
Where does Dr. Gregory Downs practice?
Dr. Gregory Downs practices at 2323 N Lake Dr, Milwaukee, WI 532114508. Office phone: 4142911000.
What is Dr. Gregory Downs's NPI?
Dr. Gregory Downs's National Provider Identifier (NPI) is 1982687810, issued by NPPES.
Does Dr. Gregory Downs accept Medicare assignment?
Yes. Dr. Gregory Downs accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Downs 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.