Doctor profile · Federal record

Dr. Brad Johnson, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Emergency Medicine Physician · Greenfield, WI

  • NPI 1013250737
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6901 W Edgerton Ave
Greenfield, WI 532204420
(414) 421-8400
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
July 15, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Wisconsin #20554
Medicaid (2)
WA #1036645 · WI #100174759

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013250737. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
191
Distinct HCPCS
3
Medicare allowed
$31,511
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 104 57 $198
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 65 41 $114
99204 New patient office or other outpatient visit, 45-59 minutes 22 22 $159

In context: peer comparison

Among 1 peers in Greenfield Critical Care Medicine (Internal Medicine) Physician, average services per provider: 63. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 2 $39.62

By nature of payment

Food and Beverage
$40

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
37
Patients
11
Total drug cost
$400
Drug Type Claims Patients Total cost
Meloxicam Generic 19 11 $57
Gabapentin Generic 18 0 $344

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brad Johnson's medical specialty?
Dr. Brad Johnson practices Critical Care Medicine (Internal Medicine) Physician in Greenfield, WI.
Where does Dr. Brad Johnson practice?
Dr. Brad Johnson practices at 6901 W Edgerton Ave, Greenfield, WI 532204420. Office phone: 4144218400.
What is Dr. Brad Johnson's NPI?
Dr. Brad Johnson's National Provider Identifier (NPI) is 1013250737, issued by NPPES.
Does Dr. Brad Johnson accept Medicare assignment?
Yes. Dr. Brad Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brad Johnson commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.