MRS. LEIGH ANN KOWALSKI (D.O.) – Obstetrics & Gynecology Physician, NPI 1427402494
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,923 OBSTETRICS/GYNECOLOGY in IL
Provider Addresses for MRS. LEIGH ANN KOWALSKI (D.O.)
2111 E OAKLAND AVE STE B
BLOOMINGTON, IL 617015783
Phone: (309) 808-3068
Type: Location
530 NE GLEN OAK AVE
2645
PEORIA, IL 616370001
Phone: (309) 655-4163
Type: Location
Saint Francis Medical Center, 530, Northeast Glen Oak Avenue, Peoria, Peoria County, Illinois, 61637, United States
2645
PEORIA, IL 616370001
Phone: (309) 655-4163
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $373.
Total Amount is formed as General ($373) + Research ($0) + Ownership ($0) = $373.
Last reported payment date: 2024-11-18 • Largest payer in this snapshot: Sumitomo Pharma America, Inc. ($121).
Total Amount
$373
General + Research + Ownership
Payments
19
Total payment records
General Amount
$373
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Sumitomo Pharma America, Inc. | $121 |
| PFIZER INC. | $71 |
| Astellas Pharma US Inc | $41 |
| Exact Sciences Corporation | $24 |
| Organon LLC | $23 |
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: 2020-09-10
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20200910000281 | I | Obstetrics/Gynecology | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 16 | 16 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 15 | 13 | $0 |
Insurance plans in this area (ZIP 61701)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | CO | |
| Nurse Practitioner | IL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Physical Therapist In Private Practice | IL |
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