MRS. KAREN LARISSA WILLIAMS (APRN) – Acute Care Nurse Practitioner, NPI 1326531690
Acute Care Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,328 NURSE PRACTITIONER in OK
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Provider Addresses for MRS. KAREN LARISSA WILLIAMS (APRN)
13408 S 20TH CT
BIXBY, OK 740081029
Phone: (904) 735-7749
Type: Mailing
South Elm Place, Broken Arrow, Tulsa County, Oklahoma, 74102, United States
BROKEN ARROW, OK 740127950
Phone: (918) 884-7800
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: 2019-04-16
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20190416002246 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 35 | 21 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 14 | 13 | $0 |
Insurance plans in this area (ZIP 74008)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | OK | |
| Family Practice | OK | |
| Nurse Practitioner | OK | |
| Physician Assistant | OK |
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