Doctor profile · Federal record

Dr. William Shieh, MD

Internal Medicine Physician (CMS: Internal Medicine) · Federal Way, WA

  • NPI 1174053672
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
33501 1St Way S
Federal Way, WA 980036208
(253) 838-2400

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
November 10, 2020
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD.61037660

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174053672. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,253
Distinct HCPCS
10
Medicare allowed
$179,128
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 562 327 $140
36415 Insertion of needle into vein for collection of blood sample 310 232 $8
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 303 203 $25
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 202 202 $145
99215 Established patient office or other outpatient visit, 40-54 minutes 131 102 $191
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 118 113 $8
85610 Blood test, clotting time 102 69 $4
83036 Hemoglobin a1c level 66 49 $10
G0008 Administration of influenza virus vaccine 53 52 $35
96413 Administration of chemotherapy into vein, 1 hour or less 49 33 $155

In context: peer comparison

Among 22 peers in Federal Way Internal Medicine Physician, average services per provider: 94. This provider delivers 24× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,843
Patients
873
Total drug cost
$179,266
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 474 150 $7,818
Amlodipine Besylate Generic 326 107 $2,861
Losartan Potassium Generic 279 92 $3,828
Lisinopril Generic 223 74 $2,275
Metformin Hcl Generic 195 60 $1,992
Levothyroxine Sodium Generic 184 52 $2,840
Tamsulosin Hcl Generic 184 55 $4,605
Omeprazole Generic 153 50 $2,516
Gabapentin Generic 148 47 $4,356
Ozempic (Semaglutide) Brand 131 19 $138,225

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Shieh's medical specialty?
Dr. William Shieh practices Internal Medicine Physician in Federal Way, WA.
Where does Dr. William Shieh practice?
Dr. William Shieh practices at 33501 1St Way S, Federal Way, WA 980036208. Office phone: 2538382400.
What is Dr. William Shieh's NPI?
Dr. William Shieh's National Provider Identifier (NPI) is 1174053672, issued by NPPES.
Does Dr. William Shieh accept Medicare assignment?
Yes. Dr. William Shieh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Shieh commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (HCPCS 99211). Source: CMS Medicare Physician & Other Practitioners file.