Doctor profile · Federal record

Dr. Andrey Vavrenyuk, MD

Nephrology Physician (CMS: Nephrology) · Madison, WI

  • NPI 1093211195
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
600 Highland Ave
Madison, WI 537922281
(608) 262-5420
fax (608) 262-5624
Additional location
3034 Fish Hatchery RD
Fitchburg, WI 537133125
(608) 270-5656
fax (608) 270-5602
Mailing address
7974 Uw Health CT
Middleton, WI 535625531

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
July 6, 2023
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Wisconsin #81605-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093211195. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
211
Distinct HCPCS
7
Medicare allowed
$24,001
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 67 35 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 33 15 $112
90935 Hemodialysis procedure with physician evaluation 32 20 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 27 26 $91
90966 Home dialysis services per month (20 years or older) 25 19 $276
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 13 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 13 13 $163

In context: peer comparison

Among 9 peers in Madison Nephrology Physician, average services per provider: 70. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$378
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Argon Medical Devices, INC. 1 $174.77
Ardelyx, INC. 1 $121.13
Mozarc Medical US LLC 1 $82.27

By nature of payment

Food and Beverage
$378

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
136
Patients
22
Total drug cost
$2,242
Drug Type Claims Patients Total cost
Furosemide Generic 30 11 $89
Amlodipine Besylate Generic 28 0 $164
Losartan Potassium Generic 26 11 $443
Bumetanide Generic 21 0 $1,346
Carvedilol Generic 16 0 $79
Chlorthalidone Generic 15 0 $122

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrey Vavrenyuk's medical specialty?
Dr. Andrey Vavrenyuk practices Nephrology Physician in Madison, WI.
Where does Dr. Andrey Vavrenyuk practice?
Dr. Andrey Vavrenyuk practices at 600 Highland Ave, Madison, WI 537922281. Office phone: 6082625420.
What is Dr. Andrey Vavrenyuk's NPI?
Dr. Andrey Vavrenyuk's National Provider Identifier (NPI) is 1093211195, issued by NPPES.
Does Dr. Andrey Vavrenyuk accept Medicare assignment?
Yes. Dr. Andrey Vavrenyuk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrey Vavrenyuk 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); Hemodialysis procedure with physician evaluation (HCPCS 90935). Source: CMS Medicare Physician & Other Practitioners file.