Doctor profile · Federal record

Dr. Erich Koerner, M.D.

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

  • NPI 1275763849
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 S 43Rd St
Renton, WA 980555714
(425) 251-5110
fax (425) 793-4707
Mailing address
Po Box 59028
Renton, WA 980582028

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
March 28, 2013
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD60276987
Medicaid
WA #2017452

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275763849. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
329
Distinct HCPCS
5
Medicare allowed
$33,853
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 206 67 $84
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 59 30 $126
99239 Hospital discharge day management, more than 30 minutes 32 32 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 19 $186
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $132

In context: peer comparison

Among 16 peers in Renton Internal Medicine Physician, average services per provider: 101. This provider delivers 3.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Erich Koerner's medical specialty?
Dr. Erich Koerner practices Internal Medicine Physician in Renton, WA.
Where does Dr. Erich Koerner practice?
Dr. Erich Koerner practices at 400 S 43Rd St, Renton, WA 980555714. Office phone: 4252515110.
What is Dr. Erich Koerner's NPI?
Dr. Erich Koerner's National Provider Identifier (NPI) is 1275763849, issued by NPPES.
Does Dr. Erich Koerner accept Medicare assignment?
Yes. Dr. Erich Koerner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erich Koerner commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.