Doctor profile · Federal record

Dr. Thomas Westhusing, D.O.

Family Medicine Physician (CMS: Family Practice) · Pasco, WA

  • NPI 1164539425
  • Accepts Medicare
  • MIPS 83.1 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 N 14Th Ave, Suite 400
Pasco, WA 993014182
(509) 545-6220
fax (509) 547-0894

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 7, 2016
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Washington #OP00001712
Medicaid
WA #8413452

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164539425. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,302
Distinct HCPCS
10
Medicare allowed
$140,458
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 735 318 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 166 140 $90
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 149 149 $131
83036 Hemoglobin a1c level 136 101 $9
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 26 24 $6
71046 X-ray of chest, 2 views 24 19 $23
99496 Transitional care management services for problem of high complexity 21 21 $281
99495 Transitional care management services for problem of at least moderate complexity 18 18 $208
72114 X-ray lower and sacral spine, minimum of 6 views 15 15 $49
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 12 12 $168

In context: peer comparison

Among 9 peers in this city , average services per provider: 83. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,720
Patients
942
Total drug cost
$385,936
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 390 141 $5,338
Amlodipine Besylate Generic 290 103 $2,267
Levothyroxine Sodium Generic 271 74 $4,115
Metformin Hcl Er (Metformin Hcl) Brand 226 77 $3,505
Lisinopril Generic 211 77 $2,084
Omeprazole Generic 177 66 $2,888
Irbesartan Generic 171 56 $5,849
Metoprolol Succinate Generic 154 52 $2,610
Tamsulosin Hcl Generic 147 52 $4,526
Gabapentin Generic 125 45 $4,301

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Westhusing's medical specialty?
Dr. Thomas Westhusing practices Family Medicine Physician in Pasco, WA.
Where does Dr. Thomas Westhusing practice?
Dr. Thomas Westhusing practices at 1200 N 14Th Ave, Pasco, WA 993014182. Office phone: 5095456220.
What is Dr. Thomas Westhusing's NPI?
Dr. Thomas Westhusing's National Provider Identifier (NPI) is 1164539425, issued by NPPES.
Does Dr. Thomas Westhusing accept Medicare assignment?
Yes. Dr. Thomas Westhusing accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Westhusing commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.