Expertise in
17
conditions

Dr. William H. Holderman

Internal Medicine
Digestive Health Specialists - Waldron Endoscopy Center
3209 S 23rd St Ste 350, 
Tacoma, WA 
Accepting New Patients
Offers Telehealth
Before you request
Expertise in
17
conditions
Digestive Health Specialists - Waldron Endoscopy Center
3209 S 23rd St Ste 350, 
Tacoma, WA 

Overview

William Holderman is a primary care provider, practicing in Internal Medicine in Tacoma, Washington.

Dr. Holderman is highly rated in 17 conditions, according to our data. His clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Diarrhea, Trichohepatoenteric Syndrome, and Colonoscopy.

He is actively involved in clinical research, participating in 6 clinical trials. Dr. Holderman is currently accepting new patients.

Specialties

Internal Medicine

Licenses

Internal Medicine in WA

Hospital Affiliations

Tacoma General Allenmore Hospital
St Joseph Medical Center

Languages Spoken

English
Castilian
Filipino
Hindi
Korean
Polish
Spanish
Telugu

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Community Health
  • EPO
  • HMO
Coordinated Care
  • HMO
  • MANAGED MEDICAID PLAN
Group Health Cooperative
  • HMO
  • POS
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Lifewise

Accepted plan types not found. Please verify directly with the provider.

Managed Medicaid
  • OTHER MANAGED MEDICAID
Medica
  • EPO
  • HMO
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Moda Health
  • EPO
  • PPO
PacificSource
  • PPO
Premera
  • EPO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 22 Less Insurance Carriers -

Locations

Digestive Health Specialists - Waldron Endoscopy Center
3209 S 23rd St Ste 350, Tacoma, WA 98405

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

6 Clinical Trials

A Phase 3, Multicenter, Open-Label, Long-Term Extension Study to Evaluate the Long-Term Efficacy and Safety of Mirikizumab in Patients With Crohn's Disease
A Phase 3, Multicenter, Open-Label, Long-Term Extension Study to Evaluate the Long-Term Efficacy and Safety of Mirikizumab in Patients With Crohn's Disease
Enrollment Status: Active_not_recruiting
Publish Date: August 11, 2026
Intervention Type: Drug
Study Drug: Mirikizumab
Study Phase: Phase 3
A Phase 3, Multicenter, Randomized, Double-Blind, Parallel-Arm, Placebo-Controlled Maintenance Study of Mirikizumab in Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 2)
A Phase 3, Multicenter, Randomized, Double-Blind, Parallel-Arm, Placebo-Controlled Maintenance Study of Mirikizumab in Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 2)
Enrollment Status: Completed
Publish Date: May 13, 2026
Intervention Type: Drug
Study Drug: Mirikizumab
Study Phase: Phase 3
A Phase 3, Multicenter, Open-Label Extension Study to Evaluate the Long Term Efficacy and Safety of Mirikizumab in Patients With Moderately to Severely Active Ulcerative Colitis LUCENT 3
A Phase 3, Multicenter, Open-Label Extension Study to Evaluate the Long Term Efficacy and Safety of Mirikizumab in Patients With Moderately to Severely Active Ulcerative Colitis LUCENT 3
Enrollment Status: Active_not_recruiting
Publish Date: April 20, 2026
Intervention Type: Drug
Study Drug: Mirikizumab
Study Phase: Phase 3
A Phase 3, Multicenter, Randomized, Double-Blind, Parallel, Placebo-Controlled Induction Study of Mirikizumab in Conventional-Failed and Biologic-Failed Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 1)
A Phase 3, Multicenter, Randomized, Double-Blind, Parallel, Placebo-Controlled Induction Study of Mirikizumab in Conventional-Failed and Biologic-Failed Patients With Moderately to Severely Active Ulcerative Colitis (LUCENT 1)
Enrollment Status: Completed
Publish Date: May 31, 2025
Intervention Type: Drug
Study Drug: Mirikizumab
Study Phase: Phase 3
A Phase 3, Multicenter, Randomized, Double-Blind, Placebo- and Active- Controlled, Treat-Through Study to Evaluate the Efficacy and Safety of Mirikizumab in Patients With Moderately to Severely Active Crohn's Disease
A Phase 3, Multicenter, Randomized, Double-Blind, Placebo- and Active- Controlled, Treat-Through Study to Evaluate the Efficacy and Safety of Mirikizumab in Patients With Moderately to Severely Active Crohn's Disease
Enrollment Status: Completed
Publish Date: December 27, 2024
Intervention Type: Drug
Study Drugs: Mirikizumab, Ustekinumab
Study Phase: Phase 3
A Phase 2, Multicenter, Randomized, Double-blind, Placebo-controlled, Dose-finding Study to Evaluate the Efficacy and Safety of IMU-838 for Induction and Maintenance Therapy in Moderate-to-severe Ulcerative Colitis
A Phase 2, Multicenter, Randomized, Double-blind, Placebo-controlled, Dose-finding Study to Evaluate the Efficacy and Safety of IMU-838 for Induction and Maintenance Therapy in Moderate-to-severe Ulcerative Colitis
Enrollment Status: Terminated
Publish Date: March 05, 2024
Intervention Type: Drug
Study Drug: IMU-838
Study Phase: Phase 2
View 5 Less Clinical Trials
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Before you request

Digestive Health Specialists - Waldron Endoscopy Center

3209 S 23rd St Ste 350, 
Tacoma, WA 
 (0.1 miles away)
253-366-5859
Languages Spoken:
English, Arabic, Castilian, French, Korean, Mandarin, Russian, Spanish, Vietnamese
See accepted insurances
Accepting New Patients
Offers Telehealth

Nicholas Sun is a primary care provider, practicing in Internal Medicine in Tacoma, Washington. Dr. Sun is highly rated in 31 conditions, according to our data. His clinical expertise encompasses Angiodysplasia of the Colon, Mallory-Weiss Syndrome, Esophageal Varices, Colonoscopy, and Endoscopy. Dr. Sun is currently accepting new patients.

Frequently Asked Questions about Dr. William H. Holderman

How do I make an appointment with Dr. William H. Holderman?

You can book an appointment with Dr. William H. Holderman by calling their office at 253-366-5859. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. William H. Holderman a top-rated expert for Crohn's Disease?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. William H. Holderman is classified as an Distinguished expert for Crohn's Disease, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. William H. Holderman specialize in?

While Dr. William H. Holderman is a Internal Medicine, they have specific expertise in Crohn's Disease, Ulcerative Colitis, and Diarrhea. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.

Does Dr. William H. Holderman accept my insurance?

Dr. William H. Holderman accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 253-366-5859 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

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