Doctor profile · Federal record

Dr. William Kainzbauer, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · West Islip, NY

  • NPI 1083682710
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 Montauk Highway
West Islip, NY 11795
(952) 595-1100
fax (612) 294-4903
Mailing address
52 Main St
Bedford Hills, NY 105071814

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
March 24, 2016
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
New York #201621

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083682710. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,151
Distinct HCPCS
10
Medicare allowed
$193,793
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 632 604 $10
70450 Ct scan head or brain without contrast 439 425 $45
71046 X-ray of chest, 2 views 402 400 $12
70551 Mri scan of brain without contrast 369 363 $80
A9585 Injection, gadobutrol, 0.1 ml 304 40 $0
93970 Ultrasound study of arm or leg veins with compression and maneuvers 273 268 $38
76770 Complete ultrasound scan behind abdominal cavity 191 187 $39
93880 Ultrasound of both sides of head and neck blood flow 152 151 $44
73560 X-ray of knee, 1-2 views 128 118 $9
70544 Mri scan of blood vessels of head without contrast 117 116 $62

In context: peer comparison

Among 14 peers in this city , average services per provider: 406. This provider delivers 10× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Kainzbauer's medical specialty?
Dr. William Kainzbauer practices Diagnostic Radiology Physician in West Islip, NY.
Where does Dr. William Kainzbauer practice?
Dr. William Kainzbauer practices at 1000 Montauk Highway, West Islip, NY 11795. Office phone: 9525951100.
What is Dr. William Kainzbauer's NPI?
Dr. William Kainzbauer's National Provider Identifier (NPI) is 1083682710, issued by NPPES.
Does Dr. William Kainzbauer accept Medicare assignment?
Yes. Dr. William Kainzbauer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Kainzbauer commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.