Doctor profile · Federal record

Dr. Andrew Gerstner, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Anesthesiology Physician · Franklin, WI

  • NPI 1629413232
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10101 S 27Th St
Franklin, WI 531327209
(414) 325-4700
Mailing address
601 Marshall Ave
South Milwaukee, WI 531722720

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
December 30, 2021
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (3)
Wisconsin #6350420 · Oregon #MD183998 · Illinois #036146246

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629413232. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
66
Distinct HCPCS
3
Medicare allowed
$15,103
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 31 31 $59
01402 Anesthesia for procedure for total knee joint replacement 18 18 $301
00670 Anesthesia for extensive surgery on spine 17 17 $463

In context: peer comparison

Among 4 peers in this city , average services per provider: 26. This provider delivers 2.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Gerstner's medical specialty?
Dr. Andrew Gerstner practices Anesthesiology Physician in Franklin, WI.
Where does Dr. Andrew Gerstner practice?
Dr. Andrew Gerstner practices at 10101 S 27Th St, Franklin, WI 531327209. Office phone: 4143254700.
What is Dr. Andrew Gerstner's NPI?
Dr. Andrew Gerstner's National Provider Identifier (NPI) is 1629413232, issued by NPPES.
Does Dr. Andrew Gerstner accept Medicare assignment?
Yes. Dr. Andrew Gerstner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Gerstner commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402); Anesthesia for extensive surgery on spine (HCPCS 00670). Source: CMS Medicare Physician & Other Practitioners file.