DR. DENGDA TANG (MD) – Gastroenterology Physician, NPI 1467447821
Gastroenterology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
474 GASTROENTEROLOGY in WA
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Provider Addresses for DR. DENGDA TANG (MD)
Kaiser Permanente South Building, 125, 16th Avenue East, Madison Valley, Capitol Hill, Seattle, King County, Washington, 98112, United States
GROUP HEALTH, GASTROENTEROLOGY
SEATTLE, WA 981125211
Phone: (206) 326-2529
Type: Location
125 16th Ave E
Group health, gastroenterology
Seattle, WA 981125211
Phone: (206) 326-2529
Type: Location
505 NE 87TH AVE STE 301
VANCOUVER, WA 986641965
Phone: (360) 514-7060
Fax: (360) 514-7068
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2009-09-22
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 |
|---|---|---|---|---|
| I20090922000649 | I | Gastroenterology | 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 98112)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | WA | |
| Physician Assistant | WA | |
| General Surgery, Thoracic Surgery | WA | |
| General Surgery, Thoracic Surgery | WA | |
| Family Practice | WA | |
| O P H T H A L M O L O G Y | WA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | WA | |
| Physician Assistant | WA | |
| Medical Oncology | WA | |
| Nephrology, Internal Medicine | WA |
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