Doctor profile · Federal record

Dr. Rachel Barker, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Knoxville, TN

  • NPI 1184883092
  • Accepts Medicare
  • MIPS 99.0 / 100 · 2023
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2001 Laurel Ave # N304
Knoxville, TN 379161810
(865) 766-6870

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
May 8, 2023
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Tennessee #45761
Medicaid
TN #1517423

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184883092. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,414
Distinct HCPCS
10
Medicare allowed
$95,051
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 481 455 $9
70450 Ct scan head or brain without contrast 328 321 $40
74176 Ct scan of abdomen and pelvis without contrast 170 162 $83
71275 Ct scan of blood vessels of chest with contrast 129 125 $86
74177 Ct scan of abdomen and pelvis with contrast 120 118 $86
72125 Ct scan of upper spine without contrast 116 115 $47
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 97 96 $21
73502 X-ray of hip, 2-3 views 69 69 $11
71250 Ct scan of chest without contrast 63 62 $49
73030 X-ray of shoulder, minimum of 2 views 59 59 $9

In context: peer comparison

Among 57 peers in Knoxville Diagnostic Radiology Physician, average services per provider: 108. This provider delivers 22× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rachel Barker's medical specialty?
Dr. Rachel Barker practices Diagnostic Radiology Physician in Knoxville, TN.
Where does Dr. Rachel Barker practice?
Dr. Rachel Barker practices at 2001 Laurel Ave # N304, Knoxville, TN 379161810. Office phone: 8657666870.
What is Dr. Rachel Barker's NPI?
Dr. Rachel Barker's National Provider Identifier (NPI) is 1184883092, issued by NPPES.
Does Dr. Rachel Barker accept Medicare assignment?
Yes. Dr. Rachel Barker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel Barker 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 without contrast (HCPCS 74176). Source: CMS Medicare Physician & Other Practitioners file.