Doctor profile · Federal record

Dr. Rocio Perez Johnston, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Aurora, CO

  • NPI 1912298969
  • Accepts Medicare
  • MIPS 83.0 / 100 · 2023
  • 24 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12605 E 16Th Ave
Aurora, CO 800452545
(720) 848-0000
Additional location
55 Fruit St., Massachusetts General Hospital
Boston, MA 02114
(617) 726-8386
Mailing address
Po Box 110429
Aurora, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
October 16, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Colorado #DR.0071333 · Massachusetts #L-246793

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912298969. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,333
Distinct HCPCS
10
Medicare allowed
$52,890
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 451 363 $9
71260 Ct scan of chest with contrast 177 177 $59
71250 Ct scan of chest without contrast 165 165 $56
71046 X-ray of chest, 2 views 127 127 $11
74177 Ct scan of abdomen and pelvis with contrast 99 99 $96
71260 Ct scan of chest with contrast 66 66 $61
71275 Ct scan of blood vessels of chest with contrast 49 49 $88
71250 Ct scan of chest without contrast 41 41 $58
74177 Ct scan of abdomen and pelvis with contrast 33 33 $98
74018 X-ray of abdomen, 1 view 32 29 $10

In context: peer comparison

Among 36 peers in this city , average services per provider: 113. This provider delivers 12× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Rocio Perez Johnston's medical specialty?
Dr. Rocio Perez Johnston practices Diagnostic Radiology Physician in Aurora, CO.
Where does Dr. Rocio Perez Johnston practice?
Dr. Rocio Perez Johnston practices at 12605 E 16Th Ave, Aurora, CO 800452545. Office phone: 7208480000.
What is Dr. Rocio Perez Johnston's NPI?
Dr. Rocio Perez Johnston's National Provider Identifier (NPI) is 1912298969, issued by NPPES.
Does Dr. Rocio Perez Johnston accept Medicare assignment?
Yes. Dr. Rocio Perez Johnston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rocio Perez Johnston commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan of chest with contrast (HCPCS 71260); Ct scan of chest without contrast (HCPCS 71250). Source: CMS Medicare Physician & Other Practitioners file.