Dr. Catherine K. Lum M.D.
Endocrinologist
She is located at 3550 North Interstate Avenue in Portland, OR 97227. Can help patients with the following: Cushing's Syndrome, Growth Hormone Imbalance, Hypercalcemia, Hyperlipidemia, Hypothyroidism, Thyroid Cancer. Her National Provider Identifier (NPI) number is 1295719193. Appointment can be made via the phone number (503) 285-9321. She also has a website where you can get more information. The website can be found at https://healthy.kaiserpermanente.org/health/poc?uri=my-doctor:dynamic&id=5889659&kpSearch=. She is affiliated with 1 practices.
Conditions treated
Dr. Catherine Kay Lum, being an endocrinologist, 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. Catherine K. Lum.
- Achondroplasia
- Addison's Disease
- Amyloidosis
- Bone Loss
- Carcinoid Tumor
- Cushing's Syndrome
- Diabetes
- Diabetes Insipidus (DI)
- Diabetes Mellitus (DM) Type 1
- Diabetes Mellitus (DM) Type 2
- Diabetic Neuropathy
- Fertility
- Goiter
- Graves' Disease
- Growth Hormone Imbalance
- Gynecomastia
- Hypercalcemia
- Hyperglycemia
- Hyperlipidemia
- Hyperparathyroidism
- Hyperthyroidism
- Hypocalcemia
- Hypoglycemia
- Hypoparathyroidism
- Hypothyroidism
- Insulin Resistance (IR)
- Low Testosterone
- Metabolic Syndrome
- Obesity
- Osteoporosis
- Thyroid Cancer
- Thyroid Disease
- Thyroiditis
- Vitamin D Deficiency
- Wilson-Turner Syndrome
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Catherine K. Lum 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 Referral Required | Accepting new patients |
| KP OR Bronze HSA 7100 | EPO · Expanded Bronze | Tier One Referral Required | Accepting new patients |
| KP OR Gold 0 | EPO · Gold | Tier One Referral Required | Accepting new patients |
| KP OR Gold 1750 | EPO · Gold | Tier One Referral Required | Accepting new patients |
| KP OR Silver 3000 | EPO · Silver | Tier One Referral Required | Accepting new patients |
| KP OR Silver 4000 | EPO · Silver | Tier One Referral Required | Accepting new patients |
| KP Oregon Standard Bronze Plan | EPO · Expanded Bronze | Tier One Referral Required | Accepting new patients |
| KP Oregon Standard Gold Plan | EPO · Gold | Tier One Referral Required | Accepting new patients |
| KP Oregon Standard Silver Plan | EPO · Silver | Tier One Referral Required | 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 Referral Required | Accepting new patients |
| KP OR Family Dental - $1000 | EPO · Low | Tier One Referral Required | Accepting new patients |
| KP OR Family Dental - $1000/$50 Ded | EPO · High | Tier One Referral Required | 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. Catherine K. Lum 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. Catherine K. Lum is enrolled to bill Medicare as a Practitioner - Pediatric 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.
Payments received
Drug payment
| Lilly | $123 |
| Novo Nordisk | $71 |
| EMD Serono | $36 |
Other
| Food and Beverage | $232 |
Other ways to reach out
- Website: https://healthy.kaiserpermanente.org/health/poc?uri=my-doctor:dynamic&id=5889659&kpSearch=
Looking for more Endocrinologists?
Here are endocrinologists in Oregon you may want to explore.
- Gender: Male
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
- Gender: Male
- Address: 3600 North Interstate Avenue Portland, 97227, OR
- Gender: Male
- Address: Suite 100 2570 Northwest Edenbower Boulevard Roseburg, 97471, OR
- Gender: Male
- Address: 2821 Daggett Avenue Suite 200 Klamath Falls, 97601, OR
- Gender: Male
- Address: 1501 Northeast Medical Center Drive Bend, 97701, OR
- Gender: Female
- Address: 3517 Northwest Samaritan Drive Suite 100 Corvallis, 97330, OR
- Gender: Male
- Address: Suite 107 691 Murphy Road Medford, 97504, OR
- Gender: Male
- Address: 51600 Huntington Road Suite 101 La Pine, 97739, OR
- Gender: Female
- Address: Suite 985 9135 Southwest Barnes Road Portland, 97225, OR
- Gender: Female
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
Questions & Answers
Does Dr. Catherine Kay Lum accept insurance?
Dr. Catherine Kay Lum is listed in-network for 12 ACA Marketplace (Obamacare/HealthCare.gov) plans from Kaiser Permanente. See the Marketplace plans section for details.
Where can you meet with Dr. Catherine Kay Lum?
Dr. Catherine Kay Lum's office is located at 3550 North Interstate Avenue in Portland, OR 97227.
Does Dr. Catherine Kay Lum have affiliation with practices?
Dr. Catherine Kay Lum is affiliated with Kaiser Foundation Health Plan of the Northwest.
What conditions does Dr. Catherine Kay Lum treat?
Dr. Catherine Kay Lum provides treatment for Cushing's Syndrome, Growth Hormone Imbalance, Hypercalcemia, Hyperlipidemia, Hypothyroidism, Thyroid Cancer. For the full list see this list.