Doctor profile · Federal record

Dr. Lorna Mackinnon

Physician Assistant · Seattle, WA

  • NPI 1336818806
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1959 Ne Pacific St
Seattle, WA 981950001
(206) 598-3597
fax (206) 598-6218
Mailing address
1959 Ne Pacific St Box 356043
Seattle, WA 981956043

Credentials & registration

NPPES · NUCC
NPI registered
September 2021 — 5 yrs on file
Profile last updated
October 24, 2022
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Washington #PA.PA.61353641

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336818806. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
236
Distinct HCPCS
4
Medicare allowed
$18,359
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 100 81 $87
31575 Diagnostic exam of voice box using a flexible endoscope 65 45 $62
99213 Established patient office or other outpatient visit, 20-29 minutes 49 42 $59
99215 Established patient office or other outpatient visit, 40-54 minutes 22 22 $125

In context: peer comparison

Among 177 peers in this city , average services per provider: 71. This provider delivers 3.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
83
Patients
21
Total drug cost
$1,483
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 63 21 $1,289
Oxycodone Hcl Generic 20 0 $195

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lorna Mackinnon's medical specialty?
Dr. Lorna Mackinnon practices Physician Assistant in Seattle, WA.
Where does Dr. Lorna Mackinnon practice?
Dr. Lorna Mackinnon practices at 1959 Ne Pacific St, Seattle, WA 981950001. Office phone: 2065983597.
What is Dr. Lorna Mackinnon's NPI?
Dr. Lorna Mackinnon's National Provider Identifier (NPI) is 1336818806, issued by NPPES.
Does Dr. Lorna Mackinnon accept Medicare assignment?
Yes. Dr. Lorna Mackinnon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lorna Mackinnon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Diagnostic exam of voice box using a flexible endoscope (HCPCS 31575); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.