Doctor profile · Federal record

Dr. Anna Zaleska, MD

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Pediatrics Physician · Orland Park, IL

  • NPI 1720216526
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16660 107Th St
Orland Park, IL 604678898
(708) 403-8500
fax (708) 364-7080
Mailing address
Po Box 713260
Chicago, IL 606771260

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
June 17, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Illinois #036129208
Medicaid
IL #036129208

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720216526. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,016
Distinct HCPCS
10
Medicare allowed
$116,437
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 432 267 $8
80053 Blood test, comprehensive group of blood chemicals 331 240 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 324 243 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 295 187 $95
84443 Blood test, thyroid stimulating hormone (tsh) 284 227 $16
80061 Blood test, lipids (cholesterol and triglycerides) 260 221 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 212 157 $132
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 148 148 $134
83036 Hemoglobin a1c level 109 80 $10
82043 Urine microalbumin (protein) level 60 51 $6

In context: peer comparison

Among 1 peers in this city , average services per provider: 94. This provider delivers 32× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $13.87
Exact Sciences Corporation 1 $13.59

By nature of payment

Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,234
Patients
765
Total drug cost
$33,661
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 285 72 $4,280
Atorvastatin Calcium Generic 246 76 $3,226
Amlodipine Besylate Generic 237 83 $2,451
Losartan Potassium Generic 189 61 $3,000
Rosuvastatin Calcium Generic 160 51 $4,322
Metformin Hcl Generic 159 43 $1,908
Lisinopril Generic 143 41 $1,516
Metoprolol Succinate Generic 130 42 $2,452
Omeprazole Generic 130 51 $1,892
Gabapentin Generic 103 29 $1,241

Frequently asked questions

Auto-generated from federal data
What is Dr. Anna Zaleska's medical specialty?
Dr. Anna Zaleska practices Hospitalist Physician in Orland Park, IL.
Where does Dr. Anna Zaleska practice?
Dr. Anna Zaleska practices at 16660 107Th St, Orland Park, IL 604678898. Office phone: 7084038500.
What is Dr. Anna Zaleska's NPI?
Dr. Anna Zaleska's National Provider Identifier (NPI) is 1720216526, issued by NPPES.
Does Dr. Anna Zaleska accept Medicare assignment?
Yes. Dr. Anna Zaleska accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anna Zaleska commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.