DR. ANNA ZALESKA (MD) – Hospitalist Physician, NPI 1720216526
Hospitalist Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
8,856 INTERNAL MEDICINE in IL
Provider Addresses for DR. ANNA ZALESKA (MD)
1860 PAYSPHERE CIR
CHICAGO, IL 606740018
Phone: (630) 469-9200
Type: Mailing
PO BOX 713260
CHICAGO, IL 606771260
Phone: (630) 469-9200
Type: Mailing
16660 107TH ST
ORLAND PARK, IL 604678898
Phone: (708) 403-8500
Fax: (708) 364-7080
Type: Location
700, East Ogden Avenue, Westmont, DuPage County, Illinois, 60559, United States
SUITE 202
WESTMONT, IL 605595569
Phone: (630) 528-3215
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 11 Open Payments records for all available years, with a total value of $194.
Total Amount is formed as General ($194) + Research ($0) + Ownership ($0) = $194.
Last reported payment date: 2024-02-20 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($107).
Total Amount
$194
General + Research + Ownership
Payments
11
Total payment records
General Amount
$194
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-20
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2014-12-30
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20141230000368 | I | Internal Medicine | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 36415 | Insertion of needle into vein for collection of blood sample | 432 | 267 | $0 |
| 80053 | Blood test, comprehensive group of blood chemicals | 331 | 240 | $0 |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 324 | 243 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 295 | 187 | $0 |
| 84443 | Blood test, thyroid stimulating hormone (tsh) | 284 | 227 | $0 |
Insurance plans in this area (ZIP 60674)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | IL | |
| Internal Medicine | IL | |
| Internal Medicine | IL | |
| Internal Medicine | FL | |
| Internal Medicine, Pediatric Medicine | IL | |
| Geriatric Medicine | IL | |
| Internal Medicine | IL | |
| Internal Medicine | IL | |
| Internal Medicine | NY | |
| Internal Medicine | IL |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.