Dr. Cay M. Mierisch
- Gender: Male
- Experience: 27 years
- Graduation year: 1994
- Sole propriator: No
- NPI: 1083688931
Dr. Cay M. Mierisch MD
Hand Surgeon
He is located at 3620 Northwest Samaritan Drive Suite 201 in Corvallis, OR 97330. Can help patients with the following: Bone Spurs, Carpal Tunnel Syndrome, Degenerative Disc Disease (DDD), Esophageal Cancer, Kyphoplasty, Ulcerative Colitis. His National Provider Identifier (NPI) number is 1083688931. Appointment can be made via the phone number (541) 768-6300. He is affiliated with 3 practices and 3 hospitals.
Conditions treated
Dr. Cay Michael Mierisch, being an hand 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. Cay M. Mierisch.
- ACL Tear
- Achalasia
- Achilles Tendon Rupture
- Anal Fissure
- Appendicitis
- Arthritis
- Avascular Necrosis
- Back Pain
- Baker's Cyst
- Boils
- Bone Spurs
- Broken Bone
- Bunions
- Bursitis
- Cancer
- Carpal Tunnel Syndrome
- Cauda Equina Syndrome
- Cervical Radiculopathy
- Colon Cancer
- Compartment Syndrome
- Crohn's Disease
- Cubital Tunnel Syndrome
- Cyst
- Degenerative Disc Disease (DDD)
- Dislocated Ankle
- Dislocated Shoulder
- Diverticulosis
- Dupuytren Contracture
- Elbow Pain
- Enlarged Spleen
- Esophageal Cancer
- Frostbite
- Gallstones
- Ganglion
- Gangrene
- Hammer Toe
- Heart Disease
- Hemorrhoids
- Hernia
- Herniated Disc
- Hip Replacement
- Iliotibial Band Syndrome (ITBS)
- Impingement Syndrome
- Inflammatory Bowel Disease (IBD)
- Ingrown Toenail
- Joint Fluid Extraction
- Knee Pain
- Knee Replacement
- Kyphoplasty
- Kyphosis
- Low Back Pain
- Lumbar Spinal Stenosis
- Lymphedema
- Meniscus Tear
- Metatarsal Surgery
- Morton's Neuroma
- Osgood-Schlatter Disease
- Osteoarthritis (OA)
- Osteomyelitis
- Pancreatitis
- Patellofemoral Pain Syndrome (PFS)
- Peptic Ulcer
- Pilonidal Cyst
- Plantar Fasciitis
- Repetitive Motion Disorders (RMDs)
- Rheumatoid Arthritis (RA)
- Rotator Cuff Tear
- Sciatica
- Scoliosis
- Sebaceous Cyst
- Separated Shoulder
- Spinal Stenosis
- Spondylolisthesis
- Spondylolysis
- Spondylosis
- Sprained Ankle
- Sprained Wrist
- Stress Fracture
- Tennis Elbow
- Tremor
- Trigger Finger
- Ulcerative Colitis
- Whiplash
- Wrist Surgery
Procedures Performed by Dr. Cay M. Mierisch
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Cay M. Mierisch as in-network for the following 2026 plans.
Health plans
Moda Health Plan, Inc.
Network data as of Sep 12, 2026, as reported by the insurer.
Show all 13 plans from Moda Health Plan, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Moda Health Affinity Bronze 8000 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Moda Health Affinity Bronze 9000 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Moda Health Affinity Bronze HDHP 7500 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Moda Health Affinity Gold 1000 | EPO · Gold | Preferred | Accepting new patients |
| Moda Health Affinity Gold 1500 | EPO · Gold | Preferred | Accepting new patients |
| Moda Health Affinity Gold 250 | EPO · Gold | Preferred | Accepting new patients |
| Moda Health Affinity Silver 3000 | EPO · Silver | Preferred | Accepting new patients |
| Moda Health Affinity Silver 3400 | EPO · Silver | Preferred | Accepting new patients |
| Moda Health Affinity Silver 4500 | EPO · Silver | Preferred | Accepting new patients |
| Moda Health Affinity Silver 6000 | EPO · Silver | Preferred | Accepting new patients |
| Moda Health Oregon Standard Bronze Affinity | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Moda Health Oregon Standard Gold Affinity | EPO · Gold | Preferred | Accepting new patients |
| Moda Health Oregon Standard Silver Affinity | EPO · Silver | Preferred | Accepting new patients |
PacificSource Health Plans
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from PacificSource Health Plans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Core Bronze HSA 7500 | EPO · Expanded Bronze | Tier Two | Accepting new patients |
| Core Bronze HSA 8300 | EPO · Expanded Bronze | Tier One | Accepting new patients |
| Core Gold 1500 | EPO · Gold | Tier Two | Accepting new patients |
| Core Gold 3000 | EPO · Gold | Tier Two | Accepting new patients |
| Core Silver 4500 | EPO · Silver | Tier Two | Accepting new patients |
| Core Silver 7500 | EPO · Silver | Tier Two | Accepting new patients |
| PacificSource Oregon Standard Bronze HSA Plan Core | EPO · Expanded Bronze | Tier Two | Accepting new patients |
| PacificSource Oregon Standard Gold Plan Core | EPO · Gold | Tier Two | Accepting new patients |
| PacificSource Oregon Standard Silver Plan Core | EPO · Silver | Tier Two | Accepting new patients |
Providence Health Plan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 8 plans from Providence Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HSA Qualified 7500 Bronze - Choice Network | EPO · Expanded Bronze | Choice | Not accepting new patients |
| HSA-E Qualified 7500 Bronze - Signature Network | EPO · Expanded Bronze | EPO | Not accepting new patients |
| Providence Oregon Standard Bronze Plan - Choice Network | EPO · Expanded Bronze | Choice | Not accepting new patients |
| Providence Oregon Standard Bronze Plan - Signature Network | EPO · Expanded Bronze | EPO | Not accepting new patients |
| Providence Oregon Standard Gold Plan - Choice Network | EPO · Gold | Choice | Not accepting new patients |
| Providence Oregon Standard Gold Plan - Signature Network | EPO · Gold | EPO | Not accepting new patients |
| Providence Oregon Standard Silver Plan - Choice Network | EPO · Silver | Choice | Not accepting new patients |
| Providence Oregon Standard Silver Plan - Signature Network | EPO · Silver | EPO | Not accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Cay M. Mierisch is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Cay M. Mierisch is enrolled to bill Medicare as a Practitioner - Orthopedic Surgery .
Bills through: Mid-valley Healthcare Inc
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
| Tornier | $1922 |
| Wright Medical Technology | $1760 |
| Arthrex | $501 |
Other
| Consulting | $1922 |
| Travel and Lodging | $1522 |
| Food and Beverage | $1022 |
Studies
Graduated in 1994Additional Specialities
- Orthopedic Surgeon
- Surgeon
Affiliated practices
Affiliated hospitals
Looking for more Hand Surgeons?
Here are hand surgeons in Oregon you may want to explore.
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- Address: 9250 Southwest Hall Boulevard Tigard, 97223, OR
- Gender: Female
- Address: 55 Coburg Road Eugene, 97401, OR
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- Address: 2780 East Barnett Road Medford, 97504, OR
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- Address: 1600 State Street Salem, 97301, OR
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- Address: Suite 100 1303 Northeast Cushing Drive Bend, 97701, OR
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Questions & Answers
Does Dr. Cay Michael Mierisch accept patients with PacificSource Health Plans?
Yes, Dr. Cay Michael Mierisch is listed in-network for PacificSource Health Plans through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. Cay Michael Mierisch affiliation with hospitals?
Dr. Cay Michael Mierisch is affiliated with CARILION FRANKLIN MEMORIAL HOSPITAL. For the full list of hospitals see this list.
Where can you meet with Dr. Cay Michael Mierisch?
Dr. Cay Michael Mierisch's office is located at 3620 Northwest Samaritan Drive Suite 201 in Corvallis, OR 97330.
What conditions does Dr. Cay Michael Mierisch treat?
Dr. Cay Michael Mierisch provides treatment for Bone Spurs, Carpal Tunnel Syndrome, Degenerative Disc Disease (DDD), Esophageal Cancer, Kyphoplasty, Ulcerative Colitis. For the full list see this list.
Does Dr. Cay Michael Mierisch have affiliation with practices?
Dr. Cay Michael Mierisch is affiliated with Carilion Clinic Home Health. For the full list of practices see this list.