Doctor profile · Federal record

Dr. Logan Johnston

Medical Physician Assistant (CMS: Physician Assistant) · Portland, OR

  • NPI 1144834805
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
511 Sw 10Th Ave Ste 1301
Portland, OR 972052780
(503) 228-0155
fax (503) 226-8342

Credentials & registration

NPPES · NUCC
NPI registered
September 2020 — 6 yrs on file
Profile last updated
August 26, 2024
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363AM0700X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144834805. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
462
Distinct HCPCS
5
Medicare allowed
$8,629
HCPCS Description Services Patients Avg allowed
95165 Professional service for preparation and provision of 1 or more antigens 260 12 $13
95117 Professional service for multiple injections of allergen 81 19 $10
95115 Professional service for single injection of allergen 75 13 $9
99213 Established patient office or other outpatient visit, 20-29 minutes 35 32 $73
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $97

In context: peer comparison

Among 82 peers in this city , average services per provider: 148. This provider delivers 3.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
311
Patients
53
Total drug cost
$155,423
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 42 0 $516
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 30 16 $1,008
Epinephrine Generic 25 22 $8,003
Azelastine Hcl Generic 23 0 $573
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 23 0 $19,519
Famotidine Generic 22 0 $184
Dulera (Mometasone/Formoterol) Brand 19 0 $8,039
Prednisone Generic 19 15 $53
Symbicort (Budesonide/Formoterol Fumarate) Brand 19 0 $7,729
Xolair (Omalizumab) Brand 18 0 $85,504

Frequently asked questions

Auto-generated from federal data
What is Dr. Logan Johnston's medical specialty?
Dr. Logan Johnston practices Medical Physician Assistant in Portland, OR.
Where does Dr. Logan Johnston practice?
Dr. Logan Johnston practices at 511 Sw 10Th Ave Ste 1301, Portland, OR 972052780. Office phone: 5032280155.
What is Dr. Logan Johnston's NPI?
Dr. Logan Johnston's National Provider Identifier (NPI) is 1144834805, issued by NPPES.
Does Dr. Logan Johnston accept Medicare assignment?
Yes. Dr. Logan Johnston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Logan Johnston commonly perform?
Top Medicare-reported procedures in 2023: Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117); Professional service for single injection of allergen (HCPCS 95115). Source: CMS Medicare Physician & Other Practitioners file.