Doctor profile · Federal record

Dr. Derek Stirewalt, MD

Medical Oncology Physician (CMS: Medical Oncology) · Hematology & Oncology Physician · Seattle, WA

  • NPI 1093805947
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
825 Eastlake Ave E
Seattle, WA 981094405
(206) 288-1000
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
May 28, 2020
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Washington #MD00033751
Medicaid
WA #1093805947

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093805947. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
172
Distinct HCPCS
3
Medicare allowed
$19,382
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 112 21 $127
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 49 17 $85
99238 Hospital discharge day management, 30 minutes or less 11 11 $87

In context: peer comparison

Among 18 peers in this city , average services per provider: 51. This provider delivers 3.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Derek Stirewalt's medical specialty?
Dr. Derek Stirewalt practices Medical Oncology Physician in Seattle, WA.
Where does Dr. Derek Stirewalt practice?
Dr. Derek Stirewalt practices at 825 Eastlake Ave E, Seattle, WA 981094405. Office phone: 2062881000.
What is Dr. Derek Stirewalt's NPI?
Dr. Derek Stirewalt's National Provider Identifier (NPI) is 1093805947, issued by NPPES.
Does Dr. Derek Stirewalt accept Medicare assignment?
Yes. Dr. Derek Stirewalt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derek Stirewalt 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 99238). Source: CMS Medicare Physician & Other Practitioners file.