DR. CATHERINE M TSAI (MD) – Gastroenterology Physician, NPI 1356337935
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
540 GASTROENTEROLOGY in VA
Provider Addresses for DR. CATHERINE M TSAI (MD)
12401 TIVERTON LN
GLEN ALLEN, VA 230597017
Phone: (951) 218-8155
Type: Mailing
PO BOX 421
LIBERTY LAKE, WA 990190421
Phone: (866) 747-2455
Type: Mailing
212 E CENTRAL AVE STE 245
SPOKANE, WA 992086289
Phone: (509) 489-2600
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: 2013-02-11
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 |
|---|---|---|---|---|
| I20130211000329 | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 43235 | Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 33 | 31 | $0 |
| 45378 | Diagnostic exam of large bowel using a flexible endoscope | 22 | 21 | $0 |
| 43255 | Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 19 | 18 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 18 | 18 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 23059)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | VA | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 44 | 44 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WA | |
| Internal Medicine | WA | |
| - | WA | |
| Physician Assistant | WA | |
| - | WA | |
| - | WA | |
| Physician Assistant | WA | |
| Internal Medicine | WA | |
| - | WA | |
| - | WA |
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