Doctor profile · Federal record

Dr. Dean Kolnick, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Student in an Organized Health Care Education/Training Program · Diagnostic Radiology Physician · Washington, DC

  • NPI 1538477906
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
2150 Pennsylvania Ave Nw
Washington, DC 200373201
(202) 741-3000
Additional location
100 Woods Road, Dept. of Radiology
Valhalla, NY 10595
(914) 275-5977
Additional location
9582 W Colonial Drive, Lee B Cecil, Cpcs
Ocoee, FL 34761
(407) 363-6700
fax (407) 865-6012
Mailing address
3811 Fairfax Dr Ste 300
Arlington, VA 222031707

Credentials & registration

NPPES · NUCC
NPI registered
September 2010 — 16 yrs on file
Profile last updated
February 18, 2026
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (3)
District of Columbia #MD600005405 · Florida #ME134112 · New York #279645

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538477906. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
850
Distinct HCPCS
10
Medicare allowed
$37,408
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 192 156 $10
76770 Complete ultrasound scan behind abdominal cavity 75 74 $40
74177 Ct scan of abdomen and pelvis with contrast 67 65 $99
76705 Limited ultrasound scan of abdomen 65 63 $32
74176 Ct scan of abdomen and pelvis without contrast 58 56 $94
93970 Ultrasound study of arm or leg veins with compression and maneuvers 41 41 $38
71260 Ct scan of chest with contrast 36 36 $61
71250 Ct scan of chest without contrast 32 31 $57
76857 Limited ultrasound scan of pelvis 31 28 $26
76776 Ultrasound scan of transplanted kidney 26 22 $41

In context: peer comparison

Among 65 peers in this city , average services per provider: 286. This provider delivers 3.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dean Kolnick's medical specialty?
Dr. Dean Kolnick practices Diagnostic Radiology Physician in Washington, DC.
Where does Dr. Dean Kolnick practice?
Dr. Dean Kolnick practices at 2150 Pennsylvania Ave Nw, Washington, DC 200373201. Office phone: 2027413000.
What is Dr. Dean Kolnick's NPI?
Dr. Dean Kolnick's National Provider Identifier (NPI) is 1538477906, issued by NPPES.
Does Dr. Dean Kolnick accept Medicare assignment?
Yes. Dr. Dean Kolnick accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dean Kolnick commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Complete ultrasound scan behind abdominal cavity (HCPCS 76770); Ct scan of abdomen and pelvis with contrast (HCPCS 74177). Source: CMS Medicare Physician & Other Practitioners file.