CHELESSA LEE USSELMAN (ACNP-BC, BSN) – Nurse Practitioner, NPI 1225309230
Nurse Practitioner
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Profile Insights
NPPES metrics only — not quality of care.
11,632 NURSE PRACTITIONER in IL
Provider Addresses for CHELESSA LEE USSELMAN (ACNP-BC, BSN)
17004 S LONE STAR DR
LOCKPORT, IL 604414007
Phone: (262) 894-5593
Type: Mailing
120 SPALDING DR
SUITE 101
NAPERVILLE, IL 605406508
Phone: (630) 527-7730
Type: Location
29373 NETWORK PL
CHICAGO, IL 606731293
Phone: (847) 390-5900
Type: Mailing
4400 W 95TH ST STE 407
OAK LAWN, IL 604532654
Phone: (708) 684-9600
Fax: (708) 520-1880
Type: Location
120 Spalding Dr
Suite 101
Naperville, IL 605406508
Phone: (630) 527-7730
Type: Location
5841 S Maryland Ave
Chicago, IL 606371443
Phone: (773) 702-1000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2016-11-21
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 |
|---|---|---|---|---|
| I20161121002326 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99291 | Critical care, first 30-74 minutes | 17 | 17 | $0 |
Insurance plans in this area (ZIP 60441)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IL | |
| A N E S T H E S I O L O G Y | IL | |
| - | MN | |
| - | IL | |
| - | IL | |
| Rheumatology, Internal Medicine | IL | |
| - | IL | |
| Internal Medicine | IL | |
| P S Y C H I A T R Y | IL | |
| - | IL |
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