DR. WILLIAM LEWIS RILES (M.D.) – Internal Medicine Physician, NPI 1891705737
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
259 GASTROENTEROLOGY in KY
Provider Addresses for DR. WILLIAM LEWIS RILES (M.D.)
300 S 8th St Ste 509E
Murray, KY 420712403
Phone: (270) 759-4000
Fax: (270) 752-2857
Type: Location
Fantus Health Center, 1901, West Harrison Street, Near West Side, Illinois Medical District, Chicago, Illinois Medical District, Illinois, 60612, United States
CHICAGO, IL 606123714
Phone: (312) 864-7344
Fax: (312) 864-9624
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: 2024-04-03
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20061204000286 | I | Internal Medicine | IL | TBD |
| I20070921000494 | I | Gastroenterology | SC | TBD |
| I20240403002729 | I | Gastroenterology | KY | 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 |
|---|---|---|---|---|
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $0 |
Insurance plans in this area (ZIP 42071)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | KY | |
| - | KY | |
| Nurse Practitioner | OH | |
| H E M A T O L O G Y/ O N C O L O G Y | MO | |
| Nurse Practitioner | KY | |
| Nurse Practitioner | KY | |
| Nurse Practitioner | KY | |
| Nurse Practitioner | KY | |
| O B S T E T R I C S/ G Y N E C O L O G Y | KY | |
| General Surgery | KY |
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