DR. STEPHEN B. ARNOLD (M.D.) – Cardiovascular Disease Physician, NPI 1023021680
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. STEPHEN B. ARNOLD (M.D.)
Treat Boulevard, Walnut Creek, Contra Costa County, California, 94519, United States
STE 300
WALNUT CREEK, CA 945972168
Phone:
Type: Mailing
2101, Vale Road, San Pablo, Contra Costa County, California, 94806, United States
SUITE 201
SAN PABLO, CA 948063835
Phone: (510) 233-9300
Fax: (510) 233-9299
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 $163.
Total Amount is formed as General ($163) + Research ($0) + Ownership ($0) = $163.
Last reported payment date: 2024-10-30 • Largest payer in this snapshot: Philips North America LLC ($140).
Total Amount
$163
General + Research + Ownership
Payments
7
Total payment records
General Amount
$163
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Philips North America LLC | $140 |
| Novartis Pharmaceuticals Corporation | $23 |
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: 2004-09-30
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 |
|---|---|---|---|---|
| I20040930001156 | I | Cardiovascular Disease (Cardiology) | 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 94597)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Pediatric Medicine | CA | |
| Family Practice | CA | |
| - | CA | |
| U R O L O G Y | CA | |
| Internal Medicine, Hospitalist | CA | |
| - | CA | |
| Internal Medicine | CA | |
| Hospice/Palliative Care, Internal Medicine | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA |
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