Doctor profile · Federal record

Dr. Linus Loo, MD

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

  • NPI 1851683338
  • Accepts Medicare
  • 15 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
3600 Lind Ave Sw, Suite 100 - Attn Credentialing
Renton, WA 980574970

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
March 27, 2019
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Washington #MD60479592
Medicaid
WA #2020081

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851683338. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
915
Distinct HCPCS
4
Medicare allowed
$99,452
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 438 152 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 311 136 $124
99239 Hospital discharge day management, more than 30 minutes 92 91 $124
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 74 73 $184

In context: peer comparison

Among 18 peers in this city , average services per provider: 123. This provider delivers 7.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
284
Patients
60
Total drug cost
$29,399
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 45 18 $694
Metoprolol Succinate Generic 34 13 $306
Furosemide Generic 32 17 $143
Eliquis (Apixaban) Brand 30 0 $19,676
Gabapentin Generic 19 0 $721
Carvedilol Generic 18 0 $176
Sertraline Hcl Generic 16 0 $117
Clopidogrel (Clopidogrel Bisulfate) Brand 15 0 $190
Metoprolol Tartrate Generic 15 0 $129
Amlodipine Besylate Generic 13 0 $28

Frequently asked questions

Auto-generated from federal data
What is Dr. Linus Loo's medical specialty?
Dr. Linus Loo practices Hospitalist Physician in Renton, WA.
Where does Dr. Linus Loo practice?
Dr. Linus Loo practices at 400 S 43Rd St, Renton, WA 980555714. Office phone: 4252515110.
What is Dr. Linus Loo's NPI?
Dr. Linus Loo's National Provider Identifier (NPI) is 1851683338, issued by NPPES.
Does Dr. Linus Loo accept Medicare assignment?
Yes. Dr. Linus Loo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Linus Loo 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.