REBECCA R WILLIAMS (PA) – Physician Assistant, NPI 1487661245
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,797 PHYSICIAN ASSISTANT in OK
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Provider Addresses for REBECCA R WILLIAMS (PA)
530, North Monte Vista Street, Ada, Pontotoc County, Oklahoma, 74820, United States
SUITE A
ADA, OK 748204675
Phone: (580) 436-7101
Fax: (580) 436-4447
Type: Mailing
4505, Memorial Circle, Oklahoma City, Oklahoma County, Oklahoma, 73142, United States
OKLAHOMA CITY, OK 731425004
Phone: (405) 749-7099
Fax: (405) 216-5872
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $15.
Total Amount is formed as General ($15) + Research ($0) + Ownership ($0) = $15.
Last reported payment date: 2023-02-28 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($15).
Total Amount
$15
General + Research + Ownership
Payments
1
Total payment records
General Amount
$15
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-02-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $15 |
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: 2005-05-06
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 |
|---|---|---|---|---|
| I20050506000027 | I | Physician Assistant | OK | 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 |
|---|---|---|---|---|
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 277 | 25 | $0 |
| 87804 | Detection test by immunoassay with direct visual observation for influenza virus | 140 | 60 | $0 |
| J0696 | Injection, ceftriaxone sodium, per 250 mg | 80 | 17 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 79 | 64 | $0 |
| 87426 | Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | 73 | 63 | $0 |
Insurance plans in this area (ZIP 74820)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | OK | |
| Nurse Practitioner | OK | |
| Physician Assistant | KS | |
| Physician Assistant | OK | |
| Physician Assistant | OK | |
| Physician Assistant | OK | |
| - | OK |
Reviews
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