SEAN K WILLIAMS (OT) – Occupational Therapist, NPI 1891465829
Occupational Therapist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,224 OCCUPATIONAL THERAPIST IN PRIVATE PRACTICE in CA
Provider Addresses for SEAN K WILLIAMS (OT)
925 N LA BREA AVE FL 4
WEST HOLLYWOOD, CA 900383161
Phone: (725) 209-3053
Fax: (855) 927-7788
Type: Location
640 RICHLAND VIEW CT
SAN MARCOS, CA 920699660
Phone: (408) 620-4782
Type: Location
5852 Corral Way
LA Jolla, CA 920377423
Phone: (725) 209-3053
Fax: (855) 927-7788
Type: Location
640 Richland View Ct
San Marcos, CA 920699660
Phone: (408) 620-4782
Type: Location
5809 W MODOC AVE
Visalia, CA 932918527
Phone: (725) 209-3053
Fax: (855) 927-7788
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: 2021-10-05
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 |
|---|---|---|---|---|
| I20211005002782 | I | Occupational Therapist In Private Practice | CA | 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 |
|---|---|---|---|---|
| 97542 | Evaluation for wheelchair, each 15 minutes | 1,242 | 618 | $0 |
| 97167 | Evaluation for occupational therapy, typically 1 hour | 622 | 619 | $0 |
Insurance plans in this area (ZIP 90038)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Occupational Therapist In Private Practice | GA | |
| Nurse Practitioner | AZ | |
| Occupational Therapist In Private Practice | FL | |
| Physician Assistant | CA | |
| Physical Medicine And Rehabilitation | GA | |
| N E U R O L O G Y | NV | |
| Nurse Practitioner | NV |
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