Dr. Toshio Nagamoto
- Gender: Male
- Experience: 31 years
- Graduated from: Creighton University School Of Medicine
- Graduation year: 1990
- Sole propriator: No
- NPI: 1396789681
Dr. Toshio Nagamoto M.D.
Surgeon
He is located at 3615 Northwest Samaritan Drive Suite 201 in Corvallis, OR 97330. Can help patients with the following: Anal Fissure, Appendicitis, Colon Cancer, Cyst, Esophageal Cancer, Inflammatory Bowel Disease (IBD). His National Provider Identifier (NPI) number is 1396789681. Appointment can be made via the phone number (541) 768-5930. He is affiliated with 2 practices and 5 hospitals.
Conditions treated
Dr. Toshio Nagamoto, being an 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. Toshio Nagamoto.
- Achalasia
- Anal Fissure
- Appendicitis
- Boils
- Cancer
- Colon Cancer
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Pancreatitis
- Peptic Ulcer
- Pilonidal Cyst
- Sebaceous Cyst
- Ulcerative Colitis
Procedures Performed by Dr. Toshio Nagamoto
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Toshio Nagamoto 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 |
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 11 plans from Providence Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Connect 1500 Gold | EPO · Gold | Connect | Not accepting new patients |
| Connect 6000 Silver | EPO · Silver | Connect | Not accepting new patients |
| Connect 9800 Bronze | EPO · Expanded Bronze | Connect | Not accepting 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 |
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. Toshio Nagamoto 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. Toshio Nagamoto is enrolled to bill Medicare as a Practitioner - General Surgery (also registered under: Practitioner - General Practice) .
Bills through: Inovia Llc
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
| Nuvasive | $1016 |
| Endologix | $730 |
| Intuitive Surgical | $612 |
Other
| Food and Beverage | $4640 |
| Travel and Lodging | $1157 |
Studies
CREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1990
Affiliated hospitals
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Questions & Answers
Where can you meet with Dr. Toshio Nagamoto?
Dr. Toshio Nagamoto's office is located at 3615 Northwest Samaritan Drive Suite 201 in Corvallis, OR 97330.
What conditions does Dr. Toshio Nagamoto treat?
Dr. Toshio Nagamoto provides treatment for Anal Fissure, Appendicitis, Colon Cancer, Cyst, Esophageal Cancer, Inflammatory Bowel Disease (IBD). For the full list see this list.
Does Dr. Toshio Nagamoto accept patients with Kaiser Permanente?
Yes, Dr. Toshio Nagamoto is listed in-network for Kaiser Permanente through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Does Dr. Toshio Nagamoto have affiliation with practices?
Dr. Toshio Nagamoto is affiliated with Samaritan Weight Management Institute. For the full list of practices see this list.
Has Dr. Toshio Nagamoto affiliation with hospitals?
Dr. Toshio Nagamoto is affiliated with GOOD SAMARITAN REGIONAL MEDICAL CENTER. For the full list of hospitals see this list.