Doctor profile · Federal record

Dr. David Knorz, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Williamsville, NY

  • NPI 1235153917
  • Accepts Medicare
  • MIPS 87.3 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
30 S Cayuga RD
Williamsville, NY 142216728
(716) 632-1088
fax (716) 632-1088

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New York #201993-1
Medicaid
NY #02209763

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235153917. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
101
Distinct HCPCS
6
Medicare allowed
$21,358
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 31 31 $42
00560 Anesthesia for procedure on heart and large blood vessels 18 18 $488
00670 Anesthesia for extensive surgery on spine 16 16 $416
01402 Anesthesia for procedure for total knee joint replacement 13 13 $200
01922 Anesthesia for x-ray or radiation therapy 12 12 $154
76937 Ultrasonic guidance for blood vessel access 11 11 $14

In context: peer comparison

Among 16 peers in this city , average services per provider: 17. This provider delivers 5.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$384
Transactions
15
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 9 $241.86
Teleflex LLC 4 $93.38
ABIOMED 1 $30.70
Merck Sharp & Dohme LLC 1 $17.76

By nature of payment

Food and Beverage
$384

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Knorz's medical specialty?
Dr. David Knorz practices Anesthesiology Physician in Williamsville, NY.
Where does Dr. David Knorz practice?
Dr. David Knorz practices at 30 S Cayuga RD, Williamsville, NY 142216728. Office phone: 7166321088.
What is Dr. David Knorz's NPI?
Dr. David Knorz's National Provider Identifier (NPI) is 1235153917, issued by NPPES.
Does Dr. David Knorz accept Medicare assignment?
Yes. Dr. David Knorz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Knorz commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for procedure on heart and large blood vessels (HCPCS 00560); Anesthesia for extensive surgery on spine (HCPCS 00670). Source: CMS Medicare Physician & Other Practitioners file.