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 Berwyn Anesthesiology Physician, 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

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Neff's medical specialty?
Dr. Thomas Neff practices Anesthesiology Physician in Berwyn, IL.
Where does Dr. Thomas Neff practice?
Dr. Thomas Neff practices at 3249 Oak Park Ave, Berwyn, IL 604023429. Office phone: 7087833667.
What is Dr. Thomas Neff's NPI?
Dr. Thomas Neff's National Provider Identifier (NPI) is 1679504898, issued by NPPES.
Does Dr. Thomas Neff accept Medicare assignment?
Yes. Dr. Thomas Neff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Neff commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Injection of substance into lower spine canal using imaging guidance (HCPCS 62323); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.