DR. KATRINA SANTOS VONGSY (M.D.) – Obstetrics & Gynecology Physician, NPI 1831359645
Obstetrics & Gynecology Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. KATRINA SANTOS VONGSY (M.D.)
3475 N SARATOGA ST
OAK HARBOR, WA 982780001
Phone: (360) 257-9761
Fax: (301) 297-9990
Type: Location
Walter Reed National Military Medical Center, 8901, Rockville Pike, Glenbrook, Maplewood, Bethesda, Montgomery County, Maryland, 20889, United States
8901 ROCKVILLE PIKE
BETHESDA, MD 208890001
Phone:
Type: Mailing
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 984310001
Phone: (253) 968-2252
Fax: (301) 297-9990
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $5,613.
Total Amount is formed as General ($5,613) + Research ($0) + Ownership ($0) = $5,613.
Last reported payment date: 2024-08-06 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($5,613).
Total Amount
$5,613
General + Research + Ownership
Payments
8
Total payment records
General Amount
$5,613
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $5,613 |
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: 2021-06-01
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 |
|---|---|---|---|---|
| I20210601002626 | I | Obstetrics/Gynecology | WA | 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 98278)
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