Doctor profile · Federal record

Dr. Matthew Mackinnon, MD

Psychiatry Physician (CMS: Psychiatry) · Seattle, WA

  • NPI 1780071415
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1730 Minor Ave Ste 400
Seattle, WA 981012402
(425) 525-3355
Mailing address
Po Box 25608
Salt Lake City, UT 841250608

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
April 2, 2026
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Washington #MD60762101
Medicaid
WA #1780071415

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780071415. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
144
Distinct HCPCS
3
Medicare allowed
$17,002
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 83 47 $82
90792 Psychiatric diagnostic evaluation with medical services 48 48 $178
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 13 11 $125

In context: peer comparison

Among 43 peers in this city , average services per provider: 88. This provider delivers 1.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Mackinnon's medical specialty?
Dr. Matthew Mackinnon practices Psychiatry Physician in Seattle, WA.
Where does Dr. Matthew Mackinnon practice?
Dr. Matthew Mackinnon practices at 1730 Minor Ave Ste 400, Seattle, WA 981012402. Office phone: 4255253355.
What is Dr. Matthew Mackinnon's NPI?
Dr. Matthew Mackinnon's National Provider Identifier (NPI) is 1780071415, issued by NPPES.
Does Dr. Matthew Mackinnon accept Medicare assignment?
Yes. Dr. Matthew Mackinnon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Mackinnon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Psychiatric diagnostic evaluation with medical services (HCPCS 90792); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.