KRISTINE M LARSEN (PAC) – Physician Assistant, NPI 1477531150
Physician Assistant
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Profile Insights
NPPES metrics only — not quality of care.
5,035 PHYSICIAN ASSISTANT in IL
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Provider Addresses for KRISTINE M LARSEN (PAC)
Rush Professional Building, 1725, West Harrison Street, Near West Side, Illinois Medical District, Chicago, Illinois Medical District, Illinois, 60612, United States
SUITE 340
CHICAGO, IL 606123841
Phone: (312) 563-9980
Fax: (312) 563-0165
Type: Mailing
3800 HIGHLAND AVE STE 105
DOWNERS GROVE, IL 605151558
Phone: (630) 574-8222
Fax: (630) 574-8225
Type: Mailing
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: 2005-10-21
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 |
|---|---|---|---|---|
| I20051021000143 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| 31231 | Diagnostic exam of nasal passages using an endoscope | 126 | 80 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 98 | 68 | $0 |
| 69210 | Removal of impacted ear wax | 29 | 23 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 28 | 24 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $0 |
Insurance plans in this area (ZIP 60612)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O T O L A R Y N G O L O G Y | IA | |
| Physician Assistant | IL | |
| O T O L A R Y N G O L O G Y | IL | |
| O T O L A R Y N G O L O G Y | IL | |
| Physician Assistant | IL |
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