CATHERINE ANN CHHAY (OTR/L) – Occupational Therapist, NPI 1033456496
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 CATHERINE ANN CHHAY (OTR/L)
132 HAWTHORN ST
SAN DIEGO, CA 921012026
Phone:
Mailing address matches the actual address.
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.
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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: 2025-01-28
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 |
|---|---|---|---|---|
| I20221017000578 | I | Occupational Therapist In Private Practice | TX | TBD |
| I20230712000691 | I | Occupational Therapist In Private Practice | CA | TBD |
| I20250128004995 | I | Occupational Therapist In Private Practice | FL | 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 | 201 | 63 | $0 |
| 97166 | Evaluation for occupational therapy, typically 45 minutes | 53 | 53 | $0 |
| 97140 | Therapy procedure using manual technique, each 15 minutes | 26 | 14 | $0 |
| 97165 | Evaluation for occupational therapy, typically 30 minutes | 19 | 18 | $0 |
| 97110 | Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 12 | 11 | $0 |
Insurance plans in this area (ZIP 92101)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Occupational Therapist In Private Practice | UT | |
| Occupational Therapist In Private Practice | TX | |
| Physical Therapist In Private Practice | NC | |
| Occupational Therapist In Private Practice | TX | |
| Physical Therapist In Private Practice | VA | |
| Physical Therapist In Private Practice | TX | |
| Occupational Therapist In Private Practice | TX | |
| Physical Therapist In Private Practice | NJ | |
| Physical Therapist In Private Practice | NY | |
| Occupational Therapist In Private Practice | NC |
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