Dr. Mark L. Janzen
- Gender: Male
- Experience: 20 years
- Graduation year: 2001
- Sole propriator: Yes
- NPI: 1932329265
Dr. Mark L. Janzen MD
Vascular Surgeon
He is located at 10800 Magnolia Avenue, Kaiser Permanente Riverside Medical Center in Riverside, CA 92505. Can help patients with the following: Anal Fissure, Colon Cancer, Gangrene, Ischemia, Pilonidal Cyst, Ulcerative Colitis. His National Provider Identifier (NPI) number is 1932329265. Appointment can be made via the phone number (440) 781-0931. He is affiliated with 1 hospitals.
Conditions treated
Dr. Mark Laverne Janzen, being an vascular surgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Mark L. Janzen.
- Abdominal Aortic Aneurysm (AAA)
- Achalasia
- Anal Fissure
- Aneurysm
- Aortic Dissection
- Appendicitis
- Atherosclerosis
- Bleeding Varices
- Blood Clots
- Boils
- Cancer
- Chronic Venous Insufficiency
- Claudication
- Colon Cancer
- Crohn's Disease
- Cyst
- Diverticulosis
- Embolism
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Inflammatory Bowel Disease (IBD)
- Ischemia
- Lymphedema
- May-Thurner Syndrome
- Pancreatitis
- Peptic Ulcer
- Peripheral Artery Disease (PAD)
- Pilonidal Cyst
- Renal Vascular Disease
- Sebaceous Cyst
- Stroke
- Ulcerative Colitis
- Venous Ulcer
Procedures Performed by Dr. Mark L. Janzen
Medicare Enrollment
Dr. Mark L. Janzen is enrolled to bill Medicare as a Practitioner - Vascular Surgery .
Bills through: Kaiser Foundation Health Plan Of The Northwest
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Avinger | $777 |
| Endologix | $441 |
| W. L. Gore \u0026 Associates | $264 |
Other
| Food and Beverage | $1785 |
| Travel and Lodging | $228 |
| Other | $24 |
Studies
Graduated in 2001Additional Specialities
- Surgeon
Looking for more Vascular Surgeons?
There are 8 other vascular surgeons in this region.
- Gender: Male
- Address: 10800 Magnolia Avenue Riverside, 92505, CA
- Gender: Female
- Address: Suite 105 3660 Park Sierra Drive Riverside, 92505, CA
- Gender: Male
- Address: Suite 105 3660 Park Sierra Drive Riverside, 92505, CA
- Gender: Female
- Address: Suite 105 3660 Park Sierra Drive Riverside, 92505, CA
- Gender: Male
- Address: 10800 Magnolia Avenue Riverside, 92505, CA
- Gender: Male
- Address: 10800 Magnolia Avenue Riverside, 92505, CA
- Gender: Male
- Address: 10800 Magnolia Avenue Riverside, 92505, CA
- Gender: Male
- Address: 101 The City Drive South Orange, 92868, CA
Questions & Answers
Has Dr. Mark Laverne Janzen affiliation with hospitals?
Dr. Mark Laverne Janzen is affiliated with KAISER FOUNDATION HOSPITAL, RIVERSIDE.
What conditions does Dr. Mark Laverne Janzen treat?
Dr. Mark Laverne Janzen provides treatment for Anal Fissure, Colon Cancer, Gangrene, Ischemia, Pilonidal Cyst, Ulcerative Colitis. For the full list see this list.
Where can you meet with Dr. Mark Laverne Janzen?
Dr. Mark Laverne Janzen's office is located at 10800 Magnolia Avenue, Kaiser Permanente Riverside Medical Center in Riverside, CA 92505.