Katherine E. O\'Bar
- Gender: Female
- Sole propriator: No
- NPI: 1023677028
Katherine E. O\'Bar RD
Dietitian
She is located at 3181 Southwest Sam Jackson Park Road in Portland, OR 97239. Can help patients with the following: Anemia, Constipation, Hiatal Hernia, Malnutrition, Medical Nutrition Therapy, Metabolic Detoxing. Her National Provider Identifier (NPI) number is 1023677028. Appointment can be made via the phone number (503) 494-8307.
Conditions treated
Katherine Eileen O'Bar, being an dietitian, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Katherine E. O\'Bar.
- Abdominal Pain
- Anemia
- Anorexia Nervosa
- Beriberi
- Binge Eating Disorder
- Bulimia Nervosa
- Celiac Disease
- Childhood Obesity
- Constipation
- Crohn's Disease
- Diabetes
- Diabetes Mellitus (DM) Type 2
- Diverticulosis
- Eating Disorder
- Fatty Liver Disease
- Feeding Tube
- Food Allergies
- Food Allergy
- Food Sensitivities
- Gastric Bypass Surgery
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Malnutrition
- Medical Nutrition Therapy
- Metabolic Detoxing
- Nutrition Planning
- Obesity
- Pediatric Nutrition
- Pregnancy Nutrition
- Sports Nutrition
- Teenage Nutrition
- Weight Gain
- Weight Loss
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Katherine E. O\'Bar as in-network for the following 2026 plans.
Health plans
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 |
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 Katherine E. O\'Bar 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
Katherine E. O\'Bar is enrolled to bill Medicare as a Practitioner - Registered Dietitian Or Nutrition Professional .
Bills through: University Professional Services
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.
Looking for more Dietitians?
Out of the 93 dietitians in this region, here are 10 randomly selected ones for you to explore.
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Female
- Address: 10700 Southwest Beaverton Hillsdale Highway Suite 560 Beaverton, 97005, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Female
- Address: 840 Southwest Gaines Street Portland, 97239, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
Questions & Answers
Does Katherine Eileen O'Bar accept insurance?
Katherine Eileen O'Bar is listed in-network for 9 ACA Marketplace (Obamacare/HealthCare.gov) plans from PacificSource Health Plans. See the Marketplace plans section for details.
Where can you meet with Katherine Eileen O'Bar?
Katherine Eileen O'Bar's office is located at 3181 Southwest Sam Jackson Park Road in Portland, OR 97239.
What conditions does Katherine Eileen O'Bar treat?
Katherine Eileen O'Bar provides treatment for Anemia, Constipation, Hiatal Hernia, Malnutrition, Medical Nutrition Therapy, Metabolic Detoxing. For the full list see this list.