Doctor profile · Federal record

Dr. Sharon Johnstone, MD

Neurology Physician · Phoenix, AZ

  • NPI 1407954167
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1800 E van Buren St, 9Th Floor
Phoenix, AZ 850063742
(602) 252-9838
fax (602) 252-9836

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Arizona #22156

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407954167. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
294
Distinct HCPCS
5
Medicare allowed
$29,147
HCPCS Description Services Patients Avg allowed
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 139 42 $31
99215 Established patient office or other outpatient visit, 40-54 minutes 63 37 $173
99205 New patient office or other outpatient visit, 60-74 minutes 49 49 $213
92083 Exam of visual field with extended testing 29 29 $60
99214 Established patient office or other outpatient visit, 30-39 minutes 14 11 $124

In context: peer comparison

Among 50 peers in Phoenix Neurology Physician, average services per provider: 1,116. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
0
Total drug cost
$176
Drug Type Claims Patients Total cost
Gabapentin Generic 16 0 $176

Frequently asked questions

Auto-generated from federal data
What is Dr. Sharon Johnstone's medical specialty?
Dr. Sharon Johnstone practices Neurology Physician in Phoenix, AZ.
Where does Dr. Sharon Johnstone practice?
Dr. Sharon Johnstone practices at 1800 E van Buren St, Phoenix, AZ 850063742. Office phone: 6022529838.
What is Dr. Sharon Johnstone's NPI?
Dr. Sharon Johnstone's National Provider Identifier (NPI) is 1407954167, issued by NPPES.
What procedures does Dr. Sharon Johnstone commonly perform?
Top Medicare-reported procedures in 2023: Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.