Doctor profile · Federal record

Dr. Piotr Zasadny, DO

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Chicago, IL

  • NPI 1427615277
  • Accepts Medicare
  • MIPS 90.4 / 100 · 2023
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5215 N California Ave Ste F603
Chicago, IL 606258564
(773) 878-3627
fax (773) 878-0985
Mailing address
2650 Ridge Ave Ste 1223
Evanston, IL 602011700

Credentials & registration

NPPES · NUCC
NPI registered
May 2019 — 7 yrs on file
Profile last updated
July 13, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Illinois #036160502 · Illinois #125073890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427615277. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
244
Distinct HCPCS
8
Medicare allowed
$29,213
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 79 59 $132
99213 Established patient office or other outpatient visit, 20-29 minutes 52 43 $93
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $176
99442 Telephone medical discussion with physician, 11-20 minutes 25 23 $83
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 24 24 $134
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 13 13 $281
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 13 13 $14
G0009 Administration of pneumococcal vaccine 13 13 $32

In context: peer comparison

Among 295 peers in this city , average services per provider: 85. This provider delivers 2.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,224
Transactions
92
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 17 $344.37
Lilly USA, LLC 11 $217.25
ABBVIE INC. 7 $150.05
Lundbeck LLC 11 $138.40
GlaxoSmithKline, LLC. 6 $128.03
E.R. Squibb & Sons, L.L.C. 4 $121.64
Bayer Healthcare Pharmaceuticals Inc. 5 $107.62
Otsuka America Pharmaceutical, Inc. 5 $107.41
Boehringer Ingelheim Pharmaceuticals, Inc. 5 $104.28
Amgen Inc. 4 $88.19
Dynavax Technologies Corporation 3 $81.24
Salix Pharmaceuticals, a division of Bausch Health US, LLC 5 $74.66
PFIZER INC. 3 $72.01
Abbott Laboratories 3 $62.20
Phathom Pharmaceuticals, Inc. 3 $61.90

By nature of payment

Food and Beverage
$2,224

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
807
Patients
291
Total drug cost
$51,955
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 113 33 $653
Atorvastatin Calcium Generic 82 29 $1,281
Simvastatin Generic 67 25 $401
Diclofenac Sodium Generic 65 31 $883
Metformin Hcl Generic 64 27 $664
Gabapentin Generic 62 23 $904
Rosuvastatin Calcium Generic 47 16 $1,126
Lisinopril Generic 44 17 $354
Losartan Potassium Generic 43 18 $460
Metoprolol Succinate Generic 43 14 $744

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Piotr Zasadny's medical specialty?
Dr. Piotr Zasadny practices Family Medicine Physician in Chicago, IL.
Where does Dr. Piotr Zasadny practice?
Dr. Piotr Zasadny practices at 5215 N California Ave Ste F603, Chicago, IL 606258564. Office phone: 7738783627.
What is Dr. Piotr Zasadny's NPI?
Dr. Piotr Zasadny's National Provider Identifier (NPI) is 1427615277, issued by NPPES.
Does Dr. Piotr Zasadny accept Medicare assignment?
Yes. Dr. Piotr Zasadny accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Piotr Zasadny 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); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.