Doctor profile · Federal record

Dr. Robert Gregory

Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Milwaukee, WI

  • NPI 1215399878
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
8701 W Watertown Plank RD
Milwaukee, WI 532263548
(414) 805-6102
Additional location
1740 W Taylor St
Chicago, IL 606127232
(866) 600-2273
Mailing address
3100 Spring Forest RD Ste 130
Raleigh, NC 276162880

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
June 15, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
North Carolina #2021-00257

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215399878. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
170
Distinct HCPCS
10
Medicare allowed
$12,952
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 28 28 $44
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 25 25 $93
00104 Anesthesia for electroshock therapy 19 16 $53
00811 Anesthesia for other procedure on large bowel using an endoscope 19 19 $71
00812 Anesthesia for exam of colon using an endoscope 16 16 $62
00910 Anesthesia for other procedure on urinary system through urethra 13 12 $80
01922 Anesthesia for x-ray or radiation therapy 13 13 $110
76937 Ultrasonic guidance for blood vessel access 13 13 $14
00400 Anesthesia for other procedure on skin of arms, legs, and front body 12 12 $107
00840 Anesthesia for other procedure on lower abdomen 12 12 $175

In context: peer comparison

Among 98 peers in this city , average services per provider: 36. This provider delivers 4.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Gregory's medical specialty?
Dr. Robert Gregory practices Anesthesiology Physician in Milwaukee, WI.
Where does Dr. Robert Gregory practice?
Dr. Robert Gregory practices at 8701 W Watertown Plank RD, Milwaukee, WI 532263548. Office phone: 4148056102.
What is Dr. Robert Gregory's NPI?
Dr. Robert Gregory's National Provider Identifier (NPI) is 1215399878, issued by NPPES.
Does Dr. Robert Gregory accept Medicare assignment?
Yes. Dr. Robert Gregory accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Gregory commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for electroshock therapy (HCPCS 00104). Source: CMS Medicare Physician & Other Practitioners file.