DR. CHARLES THOMAS CHAYA (M.D.) – Gastroenterology Physician, NPI 1760438873
Gastroenterology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
1,981 GASTROENTEROLOGY in CA
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Provider Addresses for DR. CHARLES THOMAS CHAYA (M.D.)
3230, Stoneberry Lane, Corona, Riverside County, California, 92882, United States
CORONA, CA 928828383
Phone: (951) 353-5538
Type: Mailing
Kaiser Permanente Riverside Medical Center, 10800, Magnolia Avenue, Riverside, Riverside County, California, 92505, United States
RIVERSIDE, CA 925053043
Phone: (951) 353-5538
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $745.
Total Amount is formed as General ($745) + Research ($0) + Ownership ($0) = $745.
Last reported payment date: 2024-11-17 • Largest payer in this snapshot: Boston Scientific Corporation ($620).
Total Amount
$745
General + Research + Ownership
Payments
7
Total payment records
General Amount
$745
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $620 |
| Phathom Pharmaceuticals, Inc. | $125 |
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: 2008-10-07
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 |
|---|---|---|---|---|
| I20081007000817 | I | Gastroenterology | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 92882)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| U R O L O G Y | OH | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| Internal Medicine | CA | |
| Internal Medicine, Gastroenterology | CA | |
| Physician Assistant | CA | |
| Emergency Medicine | NC | |
| O P H T H A L M O L O G Y | CA | |
| Anesthesiology, Pain Management | NH | |
| Family Practice, Sports Medicine | CA |
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