Doctor profile · Federal record

Dr. Sonia Ellisor Johnson, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Owings Mills, MD

  • NPI 1598736951
  • Accepts Medicare
  • MIPS 80.5 / 100 · 2023
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21 Crossroads Dr, Ste 100
Owings Mills, MD 211175441
(410) 356-8186
fax (410) 356-4180
Mailing address
10373A Reisterstown RD
Owings Mills, MD 211173617

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
August 27, 2013
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Maryland #D0061174

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598736951. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,256
Distinct HCPCS
10
Medicare allowed
$101,332
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 549 372 $9
71046 X-ray of chest, 2 views 427 383 $11
70450 Ct scan head or brain without contrast 277 253 $42
76770 Complete ultrasound scan behind abdominal cavity 190 187 $37
71250 Ct scan of chest without contrast 164 154 $54
74018 X-ray of abdomen, 1 view 133 117 $9
76536 Ultrasound scan of head and neck soft tissue 129 126 $29
93970 Ultrasound study of arm or leg veins with compression and maneuvers 122 112 $35
74176 Ct scan of abdomen and pelvis without contrast 120 116 $87
74177 Ct scan of abdomen and pelvis with contrast 111 106 $91

In context: peer comparison

Among 13 peers in this city , average services per provider: 305. This provider delivers 11× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sonia Ellisor Johnson's medical specialty?
Dr. Sonia Ellisor Johnson practices Diagnostic Radiology Physician in Owings Mills, MD.
Where does Dr. Sonia Ellisor Johnson practice?
Dr. Sonia Ellisor Johnson practices at 21 Crossroads Dr, Owings Mills, MD 211175441. Office phone: 4103568186.
What is Dr. Sonia Ellisor Johnson's NPI?
Dr. Sonia Ellisor Johnson's National Provider Identifier (NPI) is 1598736951, issued by NPPES.
Does Dr. Sonia Ellisor Johnson accept Medicare assignment?
Yes. Dr. Sonia Ellisor Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sonia Ellisor Johnson commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.