of
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Erik-Jan Wamsteker, MD

Dr. Wamsteker is a gastroenterologist in the Ann Arbor area. He is affiliated with University of Michigan Health System.
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Conditions treated

Tap to see related services for each condition and more details about our calculations.

Top 25%
34k doctors
Top 15%
34k doctors
Top 5%
17k doctors
Dr. Wamsteker saw more digestive tract conditions patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
6.7k doctors
Top 15%
6.7k doctors
Top 5%
3.4k doctors
Dr. Wamsteker saw more benign polyps patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
44 doctors
Top 15%
44 doctors
Top 5%
22 doctors
Dr. Wamsteker saw more benign liver tumor patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
643 doctors
Top 15%
642 doctors
Top 5%
321 doctors
Dr. Wamsteker saw more cholestasis patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
857 doctors
Top 15%
857 doctors
Top 5%
428 doctors
Dr. Wamsteker saw more esophageal cancer patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
319 doctors
Top 15%
319 doctors
Top 5%
159 doctors
Dr. Wamsteker saw more cholangitis patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
1.2k doctors
Top 15%
1.2k doctors
Top 5%
614 doctors
Dr. Wamsteker saw more pancreatic cancer patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
227 doctors
Top 15%
228 doctors
Top 5%
113 doctors
Dr. Wamsteker saw more bile duct cancer patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
5.5k doctors
Top 15%
5.5k doctors
Top 5%
2.7k doctors
Dr. Wamsteker saw more pancreatitis patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
1.3k doctors
Top 15%
1.3k doctors
Top 5%
630 doctors
Dr. Wamsteker saw more jaundice patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
10k doctors
Top 15%
10k doctors
Top 5%
5.0k doctors
Dr. Wamsteker saw more biliary tract disease patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
1.9k doctors
Top 15%
1.9k doctors
Top 5%
946 doctors
Dr. Wamsteker saw more immunodeficiency patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
40k doctors
Top 15%
40k doctors
Top 5%
20k doctors
Dr. Wamsteker saw more pain patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
173 doctors
Top 15%
173 doctors
Top 5%
86 doctors
Dr. Wamsteker saw gallbladder cancer patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
3.7k doctors
Top 15%
3.7k doctors
Top 5%
1.9k doctors
Dr. Wamsteker saw more colon polyps patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
5.9k doctors
Top 15%
5.9k doctors
Top 5%
3.0k doctors
Dr. Wamsteker saw more gallstones patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
14k doctors
Top 15%
14k doctors
Top 5%
7.0k doctors
Dr. Wamsteker saw more diarrhea patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
374 doctors
Top 15%
374 doctors
Top 5%
187 doctors
Dr. Wamsteker saw more bilirubin excretion disorder patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
8.8k doctors
Top 15%
8.8k doctors
Top 5%
4.4k doctors
Dr. Wamsteker saw abscess patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
7.0k doctors
Top 15%
7.0k doctors
Top 5%
3.5k doctors
Dr. Wamsteker saw more malnutrition patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
839 doctors
Top 15%
838 doctors
Top 5%
419 doctors
Dr. Wamsteker saw more liver cancer patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
22k doctors
Top 15%
22k doctors
Top 5%
11k doctors
Dr. Wamsteker saw more acid reflux patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
17k doctors
Top 15%
17k doctors
Top 5%
8.5k doctors
Dr. Wamsteker saw more liver condition patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
2.9k doctors
Top 15%
2.9k doctors
Top 5%
1.4k doctors
Dr. Wamsteker saw head and neck cancers patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.
Top 25%
13k doctors
Top 15%
13k doctors
Top 5%
6.6k doctors
Dr. Wamsteker saw more inflammatory bowel disease (IBD) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
636 doctors
Top 15%
637 doctors
Top 5%
318 doctors
Dr. Wamsteker saw stomach cancer patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
38k doctors
Top 15%
38k doctors
Top 5%
19k doctors
Dr. Wamsteker saw cardiovascular disease (CVD) patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
3.9k doctors
Top 15%
3.9k doctors
Top 5%
1.9k doctors
Dr. Wamsteker saw lymphoma patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
6.4k doctors
Top 15%
6.4k doctors
Top 5%
3.2k doctors
Dr. Wamsteker saw blood cancer patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
5.0k doctors
Top 15%
5.0k doctors
Top 5%
2.5k doctors
Dr. Wamsteker saw more ulcerative colitis (UC) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Locations

Dr. Wamsteker sees patients and can be reached at the following location.

University of Michigan Health System
1500 E Medical Center Dr
Ann Arbor, MI 48109
546 miles away

Reviews

Credentials
  • UMDNJ-new Jersey Medical School
    MEDICAL EDUCATION, 1996

Specializations

    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Gastroenterology
    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine

Hospital affiliations

Dr. Wamsteker is able to admit and treat patients at the following hospitals.

  • University of Michigan Health System
    A
    Hospital safety grade (Spring 2019)

Insurance accepted

Always check coverage with your doctor’s office.

  • Aetna
  • Affinity Health Plan
  • Anthem
  • Arkansas Blue Cross and Blue Shield
  • Assurant Health
  • Aultcare
  • AvMed
  • Banner Health
  • Baptist Health Plan
  • Beacon Health Strategies
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Blue Cross and Blue Shield of Alabama
  • Blue Cross and Blue Shield of Florida
  • Blue Cross and Blue Shield of Illinois
  • Blue Cross and Blue Shield of Kansas
  • Blue Cross and Blue Shield of Kansas City
  • Blue Cross and Blue Shield of Louisiana
  • Blue Cross and Blue Shield of Minnesota
  • Blue Cross and Blue Shield of Mississippi
  • Blue Cross and Blue Shield of Montana
  • Blue Cross and Blue Shield of Nebraska
  • Blue Cross and Blue Shield of New Mexico
  • Blue Cross and Blue Shield of North Dakota
  • Blue Cross and Blue Shield of Oklahoma
  • Blue Cross and Blue Shield of Rhode Island
  • Blue Cross and Blue Shield of Texas
  • Blue Cross and Blue Shield of Vermont
  • Blue Cross and Blue Shield of Wyoming
  • Blue Cross of Idaho
  • Blue Shield of California
  • BlueCross BlueShield of South Carolina
  • BlueCross BlueShield of Tennessee
  • Capital District Physicians Health Plan
  • Capital Health Plan
  • CareFirst BlueCross BlueShield
  • Chinese Community Health Plan
  • Cigna
  • Community Health Options
  • CommunityCare
  • CoreSource
  • Coventry Health Care
  • Cross and Blue Shield of North Carolina
  • Dean Health Plan
  • EmblemHealth
  • Evergreen Health Cooperative
  • Fallon Health
  • First Choice Health
  • FirstCarolinaCare
  • FrontPath Health Coalition
  • Geisinger Health Plan
  • Group Health Cooperative
  • Group Health Cooperative of Eau Claire
  • Group Health Cooperative of South Central Wisconsin
  • Harvard Pilgrim Health Care
  • Hawaii Medical Service Association
  • Health Alliance
  • Health Alliance Plan of Michigan
  • Health First
  • Health Net
  • Health New England
  • HealthCare Partners
  • HealthNow New York
  • HealthPartners
  • HealthPlus
  • HealthSCOPE Benefits
  • HealthSmart
  • Highmark Blue Cross Blue Shield
  • Hill Physicians
  • Hometown Health
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Independence Blue Cross AmeriHealth
  • Independent Health
  • Indiana University Health Plan
  • Lifetime Healthcare
  • MVP Health Care
  • Magellan Health
  • MagnaCare
  • Mayo Clinic Health Solutions
  • MedCost
  • Medica
  • Medical Mutual of Ohio
  • Medicare
  • Meritain Health
  • Midlands Choice
  • Moda Health
  • MultiPlan
  • Neighborhood Health Plan
  • Ohio PPO Connect
  • Optima Health
  • Oregons Health COOP
  • PacificSource
  • Paramount
  • Physicians Health plan
  • Pomco
  • PreferredOne
  • Premera Blue Cross
  • Presbyterian Health Plan
  • Priority Health
  • Providence Health Plan
  • Regence Blue Cross Blue Shield
  • Rocky Mountain Health Plans
  • Security Health Plan
  • SelectHealth
  • Southeastern Indiana Health Organization
  • SummaCare
  • SynerMed
  • TRICARE
  • The Health Plan
  • Tufts Health Plan
  • UPMC Health Plan
  • United Healthcare
  • Unity Health Insurance
  • ValueOptions
  • Vantage Health Plan
  • WPS Health Insurance
  • WellMed Medical Management
  • Wellmark Blue Cross and Blue Shield