Doctor profile · Federal record

Dr. THOMAS NEFF, MD

Anesthesiology Physician (CMS: ANESTHESIOLOGY) · BERWYN, IL

  • NPI 1679504898
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3249 OAK PARK AVE, ANESTHESIA DEPARTMENT
BERWYN, IL 604023429
(708) 783-3667
Mailing address
375 W ERIE ST, # 413
CHICAGO, IL 606104010

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Illinois #036-109070
Medicaid
IL #036109070

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679504898. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
448
Distinct HCPCS
10
Medicare allowed
$41,275
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 119 100 $62
62323 Injection of substance into lower spine canal using imaging guidance 116 100 $93
99203 New patient office or other outpatient visit, 30-44 minutes 37 37 $78
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 33 33 $123
00811 Anesthesia for other procedure on large bowel using an endoscope 22 22 $114
27096 Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 20 17 $101
62321 Injection of substance into middle or upper spine canal using imaging guidance 17 16 $100
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 16 15 $116
76942 Ultrasonic guidance for needle placement 15 15 $29
00790 Anesthesia for other procedure on upper abdomen 14 14 $188

In context: peer comparison

Among 7 peers in this city , average services per provider: 45. This provider delivers 10.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$41
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Becton, Dickinson and Company 1 $22.22
Edwards Lifesciences Corporation 1 $18.34

By nature of payment

Food and Beverage
$41

Hospital affiliations

CMS Hospital Compare