Doctor profile · Federal record

Dr. Timothy Sullivan, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Plano, TX

  • NPI 1821058595
  • Accepts Medicare
  • MIPS 78.8 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3901 W 15Th Street
Plano, TX 750757738
(972) 596-6800
Mailing address
1820 Preston Park Blvd, Ste 1825
Plano, TX 750935215

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
December 9, 2016
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Texas #L1470
Medicaid
TX #141094601

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821058595. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,803
Distinct HCPCS
10
Medicare allowed
$75,965
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 1,208 939 $9
70450 Ct scan head or brain without contrast 268 243 $39
74177 Ct scan of abdomen and pelvis with contrast 117 117 $87
72125 Ct scan of upper spine without contrast 97 97 $47
74176 Ct scan of abdomen and pelvis without contrast 87 86 $83
71275 Ct scan of blood vessels of chest with contrast 85 83 $85
71046 X-ray of chest, 2 views 72 71 $10
71250 Ct scan of chest without contrast 56 55 $51
72170 X-ray of pelvis, 1-2 views 54 52 $8
73502 X-ray of hip, 2-3 views 52 51 $11

In context: peer comparison

Among 43 peers in Plano Diagnostic Radiology Physician, average services per provider: 94. This provider delivers 30× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Sullivan's medical specialty?
Dr. Timothy Sullivan practices Diagnostic Radiology Physician in Plano, TX.
Where does Dr. Timothy Sullivan practice?
Dr. Timothy Sullivan practices at 3901 W 15Th Street, Plano, TX 750757738. Office phone: 9725966800.
What is Dr. Timothy Sullivan's NPI?
Dr. Timothy Sullivan's National Provider Identifier (NPI) is 1821058595, issued by NPPES.
Does Dr. Timothy Sullivan accept Medicare assignment?
Yes. Dr. Timothy Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Sullivan 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); Ct scan of abdomen and pelvis with contrast (HCPCS 74177). Source: CMS Medicare Physician & Other Practitioners file.