MARYANNE K MILLER (MD) – Internal Medicine Physician, NPI 1275500613
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,390 HOSPITALIST in IL
Provider Addresses for MARYANNE K MILLER (MD)
1045 W Stephenson St
Freeport, IL 610324864
Phone: (815) 599-6000
Fax: (815) 599-7974
Type: Location
875 S. Route 31
Crystal Lake, IL 600148190
Phone: (779) 220-5500
Type: Location
901 Grant St
Harvard, IL 600331821
Phone: (815) 943-2693
Type: Location
1860 PAYSPHERE CIR
CHICAGO, IL 606740018
Phone: (630) 469-9200
Type: Mailing
1800, North Main Street, Wheaton, DuPage County, Illinois, 60187, United States
WHEATON, IL 601873112
Phone: (630) 665-6200
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 9 Open Payments records for all available years, with a total value of $293.
Total Amount is formed as General ($293) + Research ($0) + Ownership ($0) = $293.
Last reported payment date: 2023-12-29 • Largest payer in this snapshot: ABIOMED ($222).
Total Amount
$293
General + Research + Ownership
Payments
9
Total payment records
General Amount
$293
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-12-29
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2004-01-26
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 |
|---|---|---|---|---|
| I20040126000577 | I | Hospitalist | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 137 | 67 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 68 | 65 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 62 | 37 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 21 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 19 | $0 |
Insurance plans in this area (ZIP 61032)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| - | WI | |
| Nurse Practitioner | IL | |
| - | WI | |
| O P H T H A L M O L O G Y | IL | |
| - | WI | |
| - | IL | |
| - | WI | |
| Diagnostic Radiology | IL | |
| Nurse Practitioner | IL |
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