Doctor profile · Federal record

Dr. Andrew Kowalski, D.O.

Surgery Physician (CMS: General Surgery) · Surgery Physician · Aberdeen, WA

  • NPI 1952841892
  • Accepts Medicare
  • MIPS 72.7 / 100 · 2023
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1006 N H St Fl 5
Aberdeen, WA 985202521
(360) 537-6414
Additional location
1000 Harrington St
Mount Clemens, MI 480432920
(586) 493-8000
Mailing address
Po Box 1787
Aberdeen, WA 985200292

Credentials & registration

NPPES · NUCC
NPI registered
February 2017 — 9 yrs on file
Profile last updated
April 5, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
Washington #OP61300027 · Michigan #5101023269

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952841892. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
409
Distinct HCPCS
10
Medicare allowed
$57,153
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 128 128 $112
99213 Established patient office or other outpatient visit, 20-29 minutes 58 57 $89
45380 Biopsy of large bowel using a flexible endoscope 47 47 $184
99214 Established patient office or other outpatient visit, 30-39 minutes 40 35 $127
45378 Diagnostic exam of large bowel using a flexible endoscope 31 31 $177
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 30 30 $173
99212 Established patient office or other outpatient visit, 10-19 minutes 27 24 $57
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $76
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 11 11 $247
47562 Removal of gallbladder using an endoscope 11 11 $647

In context: peer comparison

Among 3 peers in Aberdeen Surgery Physician, average services per provider: 35. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$68
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $47.65
Vertex Pharmaceuticals Incorporated 1 $20.25

By nature of payment

Food and Beverage
$68

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
48
Patients
45
Total drug cost
$304
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 48 45 $304

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Kowalski's medical specialty?
Dr. Andrew Kowalski practices Surgery Physician in Aberdeen, WA.
Where does Dr. Andrew Kowalski practice?
Dr. Andrew Kowalski practices at 1006 N H St Fl 5, Aberdeen, WA 985202521. Office phone: 3605376414.
What is Dr. Andrew Kowalski's NPI?
Dr. Andrew Kowalski's National Provider Identifier (NPI) is 1952841892, issued by NPPES.
Does Dr. Andrew Kowalski accept Medicare assignment?
Yes. Dr. Andrew Kowalski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Kowalski commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.