Doctor profile · Federal record

Dr. Mark Connor, M.D.

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

  • NPI 1801244462
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12040 Ne 128Th St # MS 105
Kirkland, WA 98034
(425) 899-2563
fax (425) 899-2079
Additional location
15 York St, Ynhh Dept of Medicine, Lmp 1092
New Haven, CT 065103221
(203) 688-5555

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
October 7, 2019
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Washington #60968575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801244462. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
820
Distinct HCPCS
6
Medicare allowed
$95,359
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 396 151 $117
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 173 71 $78
99239 Hospital discharge day management, more than 30 minutes 113 109 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 61 61 $174
99291 Critical care, first 30-74 minutes 44 24 $223
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 33 15 $50

In context: peer comparison

Among 7 peers in this city , average services per provider: 85. This provider delivers 9.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
210
Patients
97
Total drug cost
$15,094
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 31 12 $328
Pantoprazole Sodium Generic 27 22 $332
Eliquis (Apixaban) Brand 23 14 $12,955
Amlodipine Besylate Generic 18 0 $163
Furosemide Generic 17 14 $79
Gabapentin Generic 15 11 $197
Metoprolol Succinate Generic 15 11 $227
Losartan Potassium Generic 14 0 $187
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $186
Clopidogrel (Clopidogrel Bisulfate) Brand 13 0 $231

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Connor's medical specialty?
Dr. Mark Connor practices Hospitalist Physician in Kirkland, WA.
Where does Dr. Mark Connor practice?
Dr. Mark Connor practices at 12040 Ne 128Th St # MS 105, Kirkland, WA 98034. Office phone: 4258992563.
What is Dr. Mark Connor's NPI?
Dr. Mark Connor's National Provider Identifier (NPI) is 1801244462, issued by NPPES.
Does Dr. Mark Connor accept Medicare assignment?
Yes. Dr. Mark Connor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Connor 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); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.