JULIA OLSON FARMER (MD) – Internal Medicine Physician, NPI 1508959347
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
759 RHEUMATOLOGY in CA
Provider Addresses for JULIA OLSON FARMER (MD)
1000 Vale Terrace Dr
Vista, CA 920845218
Phone: (760) 631-5000
Fax: (760) 414-3892
Type: Location
105 DURIAN ST STE B
VISTA, CA 920836230
Phone: (760) 631-5000
Fax: (760) 414-3892
Type: Location
1000 VALE TERRACE DR
VISTA, CA 920845218
Phone: (760) 631-5000
Fax: (760) 414-3892
Type: Location
Virginia Mason Hospital & Seattle Medical Center, 1100, 9th Avenue, Central Business District, First Hill, Seattle, King County, Washington, 98101, United States
MS:M4-PFS
SEATTLE, WA 981012756
Phone: (206) 515-5811
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $420.
Total Amount is formed as General ($420) + Research ($0) + Ownership ($0) = $420.
Last reported payment date: 2024-09-02 • Largest payer in this snapshot: Abbott Laboratories ($162).
Total Amount
$420
General + Research + Ownership
Payments
6
Total payment records
General Amount
$420
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Abbott Laboratories | $162 |
| Lilly USA, LLC | $135 |
| ABBVIE INC. | $124 |
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: 2025-09-17
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 |
|---|---|---|---|---|
| I20250917002139 | I | Rheumatology | 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 92084)
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