Dr. Katharine F. Marshall
- Gender: Female
- Sole propriator: No
- NPI: 1891143327
Dr. Katharine F. Marshall MD
Internist
She is located at 3500 North Interstate Avenue in Portland, OR 97227. Can help patients with the following: Atherosclerosis, Fever, Hyperlipidemia, Nausea and Vomiting, Osteoporosis, Prescription Refill. Her National Provider Identifier (NPI) number is 1891143327. Appointment can be made via the phone number (800) 813-2000.
Conditions treated
Dr. Katharine F. Marshall, being an internist, 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. Katharine F. Marshall.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Katharine F. Marshall as in-network for the following 2026 plans.
Health plans
Kaiser Permanente
Network data as of Sep 29, 2025, as reported by the insurer.
Show all 9 plans from Kaiser Permanente
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| KP OR Bronze 6000 | EPO · Expanded Bronze | Tier One | Accepting new patients |
| KP OR Bronze HSA 7100 | EPO · Expanded Bronze | Tier One | Accepting new patients |
| KP OR Gold 0 | EPO · Gold | Tier One | Accepting new patients |
| KP OR Gold 1750 | EPO · Gold | Tier One | Accepting new patients |
| KP OR Silver 3000 | EPO · Silver | Tier One | Accepting new patients |
| KP OR Silver 4000 | EPO · Silver | Tier One | Accepting new patients |
| KP Oregon Standard Bronze Plan | EPO · Expanded Bronze | Tier One | Accepting new patients |
| KP Oregon Standard Gold Plan | EPO · Gold | Tier One | Accepting new patients |
| KP Oregon Standard Silver Plan | EPO · Silver | Tier One | Accepting new patients |
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 |
Dental plans
Kaiser Permanente
Network data as of Sep 29, 2025, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| KP OR Family Dental - $100 Ded | EPO · Low | Tier One | Accepting new patients |
| KP OR Family Dental - $1000 | EPO · Low | Tier One | Accepting new patients |
| KP OR Family Dental - $1000/$50 Ded | EPO · High | Tier One | 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. Katharine F. Marshall 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. Katharine F. Marshall is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - Addiction Medicine) .
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.
Additional Specialities
- Resident
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Questions & Answers
Does Dr. Katharine F. Marshall accept insurance?
Dr. Katharine F. Marshall is listed in-network for 25 ACA Marketplace (Obamacare/HealthCare.gov) plans from Kaiser Permanente, Moda Health Plan, Inc.. See the Marketplace plans section for details.
Where can you meet with Dr. Katharine F. Marshall?
Dr. Katharine F. Marshall's office is located at 3500 North Interstate Avenue in Portland, OR 97227.
What conditions does Dr. Katharine F. Marshall treat?
Dr. Katharine F. Marshall provides treatment for Atherosclerosis, Fever, Hyperlipidemia, Nausea and Vomiting, Osteoporosis, Prescription Refill. For the full list see this list.