Doctor profile · Federal record

Dr. Brian Sowka, DO

Internal Medicine Physician · La Crosse, WI

  • NPI 1659834810
  • 7 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1836 South Ave
La Crosse, WI 546015429
(608) 782-7300

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
July 1, 2022
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Wisconsin #75215

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659834810. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
41
Distinct HCPCS
2
Medicare allowed
$3,754
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 12 $74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 15 $122

In context: peer comparison

Among 36 peers in La Crosse Internal Medicine Physician, average services per provider: 83. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,625
Transactions
93
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, INC. 49 $631.11
Takeda Pharmaceuticals U.S.A., INC. 9 $194.14
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 12 $191.42
Madrigal Pharmaceuticals 2 $152.26
Regeneron Healthcare Solutions, INC. 4 $114.73
Phathom Pharmaceuticals, INC. 5 $95.86
Abbvie INC. 4 $73.00
Ardelyx, INC. 2 $45.23
Intercept Pharmaceuticals, INC. 2 $38.60
Celltrion USA INC. 1 $29.36
Sandoz INC. 1 $22.63
Ferring Pharmaceuticals INC. 1 $21.14
Lilly USA, LLC 1 $15.57

By nature of payment

Food and Beverage
$1,412
Education
$213

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
121
Patients
15
Total drug cost
$2,176
Drug Type Claims Patients Total cost
Omeprazole Generic 39 15 $974
Levothyroxine Sodium Generic 17 0 $296
Amlodipine Besylate Generic 15 0 $146
Atorvastatin Calcium Generic 15 0 $154
Metoprolol Tartrate Generic 13 0 $128
Famotidine Generic 11 0 $232
Pantoprazole Sodium Generic 11 0 $246

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Sowka's medical specialty?
Dr. Brian Sowka practices Internal Medicine Physician in La Crosse, WI.
Where does Dr. Brian Sowka practice?
Dr. Brian Sowka practices at 1836 South Ave, La Crosse, WI 546015429. Office phone: 6087827300.
What is Dr. Brian Sowka's NPI?
Dr. Brian Sowka's National Provider Identifier (NPI) is 1659834810, issued by NPPES.
What procedures does Dr. Brian Sowka commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.