MARY KEEN (M.D.) – Physical Medicine & Rehabilitation Physician, NPI 1831267921
Physical Medicine & Rehabilitation Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
596 PHYSICAL MEDICINE AND REHABILITATION in IL
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Provider Addresses for MARY KEEN (M.D.)
Marianjoy Rehabilitation Hospital, 26W171, West Roosevelt Road, Winfield, DuPage County, Illinois, 60187, United States
WHEATON, IL 601876078
Phone: (630) 909-7337
Fax: (630) 909-7039
Mailing address matches the actual address.
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: 2007-10-26
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 |
|---|---|---|---|---|
| I20071026000333 | I | Physical Medicine And Rehabilitation | 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 |
|---|---|---|---|---|
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 204 | 136 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 101 | 78 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 20 | 20 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 60187)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | IL | |
| Vascular Surgery | IL | |
| - | IL | |
| Nurse Practitioner | IL | |
| - | IL | |
| C H I R O P R A C T I C | IL | |
| Family Practice | IL | |
| Physical Medicine And Rehabilitation | CO | |
| - | IL | |
| Hospitalist, Family Practice | IL |
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