OAKTON MEDICAL ASSOCIATES INC – Internal Medicine Physician, NPI 1104015890
Internal Medicine Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for OAKTON MEDICAL ASSOCIATES INC
1300, Greenbrook Boulevard, Hanover Park, DuPage County, Illinois, 60133, United States
SUITE 204
HANOVER PARK, IL 601335459
Phone: (630) 830-8100
Fax: (630) 830-8081
Type: Mailing
1300 GREENBROOK BLVD STE 204
HANOVER PARK, IL 601335456
Phone: (630) 830-8100
Fax: (630) 830-8081
Type: Mailing
1400 E Golf Rd Ste 117
Des Plaines, IL 600161252
Phone: (847) 635-5300
Fax: (847) 813-0106
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: 2009-06-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2024-10-31 (590 days ago).
Enrollment records
1
Earliest due date
2024-10-31
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 |
|---|---|---|---|---|
| O20090625000198 | O | Clinic/Group Practice | IL | 2024-10-31 |
What to do next
- Verify current status on the CMS Revalidation Lookup Tool immediately.
- Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
- Overdue revalidation can lead to deactivation of Medicare billing privileges.
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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 60133)
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