DR. VIYADA JOY MICHELSEN (O.D.) – Optometrist, NPI 1740398296
Optometrist
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
3,935 OPTOMETRY in CA
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Provider Addresses for DR. VIYADA JOY MICHELSEN (O.D.)
1st Street, Livermore, Humboldt County, Iowa, 50558, United States
LIVERMORE, CA 945502055
Phone: (925) 449-8188
Fax: (925) 449-1818
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)
CMS reports 10 Open Payments records for all available years, with a total value of $1,115.
Total Amount is formed as General ($1,115) + Research ($0) + Ownership ($0) = $1,115.
Last reported payment date: 2024-10-06 • Largest payer in this snapshot: CooperVision Inc. ($650).
Total Amount
$1,115
General + Research + Ownership
Payments
10
Total payment records
General Amount
$1,115
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CooperVision Inc. | $650 |
| TOPCON MEDICAL SYSTEMS, INC. | $281 |
| LKC Technologies, Inc. | $184 |
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: 2007-12-13
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20071213000259 | I | Optometry | 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 94550)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | DC | |
| - | CA | |
| N E U R O S U R G E R Y | MA | |
| Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| - | MA | |
| Emergency Medicine | CA | |
| - | CA | |
| Internal Medicine | NY |
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