Doctor profile · Federal record

Dr. Aaron Fang, M.D.

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

  • NPI 1003130030
  • Accepts Medicare
  • 16 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) 228-3440
Mailing address
Po Box 34876
Seattle, WA 981241876

Credentials & registration

NPPES · NUCC
NPI registered
March 2010 — 16 yrs on file
Profile last updated
February 24, 2017
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Washington #MD60383479
Medicaid
WA #2020314

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003130030. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
734
Distinct HCPCS
4
Medicare allowed
$82,508
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 306 89 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 265 100 $126
99239 Hospital discharge day management, more than 30 minutes 101 100 $124
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 62 57 $187

In context: peer comparison

Among 18 peers in this city , average services per provider: 123. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
145
Patients
47
Total drug cost
$8,761
Drug Type Claims Patients Total cost
Furosemide Generic 37 20 $193
Quetiapine Fumarate Generic 17 0 $267
Pantoprazole Sodium Generic 16 0 $204
Oxycodone Hcl Generic 14 14 $44
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $130
Atorvastatin Calcium Generic 12 0 $91
Eliquis (Apixaban) Brand 12 0 $7,627
Sertraline Hcl Generic 12 0 $98
Trazodone Hcl Generic 12 0 $106

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Fang's medical specialty?
Dr. Aaron Fang practices Hospitalist Physician in Renton, WA.
Where does Dr. Aaron Fang practice?
Dr. Aaron Fang practices at 400 S 43Rd St, Renton, WA 980555714. Office phone: 4252283440.
What is Dr. Aaron Fang's NPI?
Dr. Aaron Fang's National Provider Identifier (NPI) is 1003130030, issued by NPPES.
Does Dr. Aaron Fang accept Medicare assignment?
Yes. Dr. Aaron Fang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Fang 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.