VIKTOR E EYSSELEIN (M.D.) – Gastroenterology Physician, NPI 1609848191
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,981 GASTROENTEROLOGY in CA
Provider Addresses for VIKTOR E EYSSELEIN (M.D.)
21840 NORMANDIE AVE
STE. 700
TORRANCE, CA 905022047
Phone: (310) 222-5101
Fax: (310) 320-5463
Type: Location
21840 NORMANDIE AVE STE 400
TORRANCE, CA 905022047
Phone: (310) 222-5101
Fax: (310) 320-5463
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 32 Open Payments records for all available years, with a total value of $1,140.
Total Amount is formed as General ($1,140) + Research ($0) + Ownership ($0) = $1,140.
Last reported payment date: 2024-12-24 • Largest payer in this snapshot: Boston Scientific Corporation ($515).
Total Amount
$1,140
General + Research + Ownership
Payments
32
Total payment records
General Amount
$1,140
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $515 |
| ABBVIE INC. | $226 |
| Cook Medical LLC | $138 |
| PFIZER INC. | $112 |
| 3-D Matrix, Inc. | $85 |
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: 2010-11-22
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 |
|---|---|---|---|---|
| I20101122000164 | I | Gastroenterology | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 28 | 17 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 23 | 14 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 12 | 12 | $0 |
Insurance plans in this area (ZIP 90502)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Critical Care (Intensivists), Emergency Medicine, Internal Medicine | MO | |
| E N D O C R I N O L O G Y | CA | |
| Internal Medicine | CA | |
| Internal Medicine | CA | |
| - | CA | |
| - | CA | |
| Internal Medicine | CA | |
| Vascular Surgery | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| - | CA |
Reviews
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