DR. RACHEL H CHOU (MD) – Radiation Oncology Physician, NPI 1740244094
Radiation Oncology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
677 RADIATION ONCOLOGY in CA
Provider Addresses for DR. RACHEL H CHOU (MD)
PO BOX 756
DANVILLE, CA 945260756
Phone: (209) 543-0684
Fax: (209) 343-3809
Type: Mailing
10725 INTERNATIONAL DR
RANCHO CORDOVA, CA 956707967
Phone: (209) 543-0684
Fax: (209) 343-3809
Type: Mailing
8100 Bruceville Rd
Sacramento, CA 958232353
Phone: (916) 683-9616
Fax: (916) 688-1320
Type: Location
Kaiser Permanente Rancho Cordova Medical Offices, 10725, International Drive, Rancho Cordova, Sacramento County, California, 95670, United States
RANCHO CORDOVA, CA 956707967
Phone: (916) 631-3000
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 $171.
Total Amount is formed as General ($171) + Research ($0) + Ownership ($0) = $171.
Last reported payment date: 2023-09-30 • Largest payer in this snapshot: Siemens Medical Solutions USA, Inc. ($171).
Total Amount
$171
General + Research + Ownership
Payments
1
Total payment records
General Amount
$171
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Siemens Medical Solutions USA, Inc. | $171 |
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: 2004-09-29
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 |
|---|---|---|---|---|
| I20040929000931 | I | Radiation Oncology | 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 94526)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | DC | |
| Colorectal Surgery (Proctology), General Surgery | LA | |
| - | CA | |
| N E U R O S U R G E R Y | MA | |
| Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| Emergency Medicine | CA | |
| - | MA | |
| Emergency Medicine | CA |
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