Overview
Mark O'brien is a primary care provider, practicing in Internal Medicine in Benton Harbor, Michigan. Dr. O'brien has been practicing medicine for over 42 years is highly rated in 6 conditions, according to our data. His top areas of expertise are Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. O'brien is currently accepting new patients.
Graduate Institution
Residency
Specialties
Licenses
Board Certifications
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- HMO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- POS
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Benton Harbor, MI 49022
796 Hwy M-139, Benton Harbor, MI 49022
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Office
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Frequently Asked Questions about Dr. Mark E. O'brien
How do I make an appointment with Dr. Mark E. O'brien?
You can book an appointment with Dr. Mark E. O'brien by calling their office at 269-927-5400. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Mark E. O'brien a top-rated expert for Maturity Onset Diabetes of the Young?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Mark E. O'brien is classified as an Advanced expert for Maturity Onset Diabetes of the Young, 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. Mark E. O'brien specialize in?
While Dr. Mark E. O'brien is a Internal Medicine, they have specific expertise in Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Glucocorticoid-Remediable Aldosteronism. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.
Does Dr. Mark E. O'brien accept my insurance?
Dr. Mark E. O'brien accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 269-927-5400 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.
Learn more about MediFind’s expert tiers
- Advanced
- Familial HypertensionDr. O'brien isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable Aldosteronism
- HypertensionDr. O'brien isAdvanced. Learn about Hypertension.
- Maturity Onset Diabetes of the Young
- SciaticaDr. O'brien isAdvanced. Learn about Sciatica.
- Type 2 Diabetes (T2D)Dr. O'brien isAdvanced. Learn about Type 2 Diabetes (T2D).
- Experienced
- Acute CystitisDr. O'brien isExperienced. Learn about Acute Cystitis.
- Acute PancreatitisDr. O'brien isExperienced. Learn about Acute Pancreatitis.
- Allergic RhinitisDr. O'brien isExperienced. Learn about Allergic Rhinitis.
- AsthmaDr. O'brien isExperienced. Learn about Asthma.
- Asthma in ChildrenDr. O'brien isExperienced. Learn about Asthma in Children.
- Autosomal Dominant HypocalcemiaDr. O'brien isExperienced. Learn about Autosomal Dominant Hypocalcemia.


