Doctor profile · Federal record

Dr. Kathryn Horton, M.D.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Kirkland, WA

  • NPI 1710305578
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
Evergreenhealth Hospitalist Services, 12040 Ne 128Th St, MS-105
Kirkland, WA 980343013
(425) 899-2560
fax (425) 899-2079
Additional location
1321 Colby Ave
Everett, WA 982011665
(425) 261-2000
Additional location
1959 Ne Pacific St Rm Bb-527, Box 356421
Seattle, WA 981956421
(206) 543-3605
Show 1 more location
Additional location
3901 Hoyt Ave
Everett, WA 982014918
(425) 259-0966

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
August 28, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Washington #MD60656523

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710305578. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
335
Distinct HCPCS
4
Medicare allowed
$37,217
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 133 71 $117
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 113 52 $78
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 48 48 $171
99239 Hospital discharge day management, more than 30 minutes 41 41 $113

In context: peer comparison

Among 7 peers in this city , average services per provider: 85. This provider delivers 3.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
43
Patients
0
Total drug cost
$596
Drug Type Claims Patients Total cost
Famotidine Generic 17 0 $222
Chlorthalidone Generic 15 0 $170
Levothyroxine Sodium Generic 11 0 $204

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Horton's medical specialty?
Dr. Kathryn Horton practices Hospitalist Physician in Kirkland, WA.
Where does Dr. Kathryn Horton practice?
Dr. Kathryn Horton practices at Evergreenhealth Hospitalist Services, Kirkland, WA 980343013. Office phone: 4258992560.
What is Dr. Kathryn Horton's NPI?
Dr. Kathryn Horton's National Provider Identifier (NPI) is 1710305578, issued by NPPES.
Does Dr. Kathryn Horton accept Medicare assignment?
Yes. Dr. Kathryn Horton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Horton commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.