DR. ANTHONY W WILLIAMS (M.D.) – Hospitalist Physician, NPI 1871541409
Hospitalist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,274 INTERNAL MEDICINE in AR
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Provider Addresses for DR. ANTHONY W WILLIAMS (M.D.)
PO BOX 550
LOWELL, AR 727450550
Phone: (479) 463-7775
Fax: (479) 463-7187
Type: Mailing
North Northhills Boulevard, North Hills Medical Park, Fayetteville, Washington County, Arkansas, 72703, United States
FAYETTEVILLE, AR 727034424
Phone: (479) 463-7102
Fax: (479) 463-7864
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: 2007-03-20
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 |
|---|---|---|---|---|
| I20070320000363 | I | Internal Medicine | AR | 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 | 112 | 53 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 71 | 40 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 22 | 22 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 14 | 14 | $0 |
Insurance plans in this area (ZIP 72745)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | AR | |
| - | AR | |
| O B S T E T R I C S/ G Y N E C O L O G Y | AR | |
| - | AR | |
| Family Practice | AR | |
| - | AR | |
| - | AR | |
| Nurse Practitioner | AR | |
| - | AR | |
| Nurse Practitioner | AR |
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