Expertise in
9
conditions
Expertise in
9
conditions
1045 West Jericho Turnpike, 
Smithtown, NY 

Overview

Marc Allen is a primary care provider, practicing in Internal Medicine and Hospital Medicine in Smithtown, New York.

Dr. Allen is highly rated in 9 conditions, according to our data. His clinical expertise encompasses Cholesteryl Ester Storage Disease, Chanarin-Dorfman Syndrome, Cerebrotendinous Xanthomatosis, and Lysosomal Acid Lipase Deficiency.

Dr. Allen is board certified in American Board Of Internal Medicine.

Graduate Institution

New York College Of Osteopathic Medicine|State University Of New York At Stony Brooks

Specialties

Hospital Medicine
Internal Medicine

Licenses

Internal Medicine in NY

Board Certifications

American Board Of Internal Medicine

Hospital Affiliations

Huntington Hospital
Hofstra/Northwell School Of Medicine/Nursing

Languages Spoken

English
Spanish

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
CenterLight Healthcare
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
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
Health First
  • HMO
  • POS
HealthPartners
  • POS
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
MetLife
  • PPO
MetroPlus Health
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE-MEDICAID PLAN
Nippon Life
  • INSURANCE PLAN
Northwell Health
  • INSURANCE PLAN
Oscar
  • EPO
  • HMO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
TeamCare
  • OTHER COMMERCIAL
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 23 Less Insurance Carriers -

Locations

1045 West Jericho Turnpike, Smithtown, NY 11787
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Frequently Asked Questions about Dr. Marc Allen

How do I make an appointment with Dr. Marc Allen?

You can book an appointment with Dr. Marc Allen by calling their office at 631-543-8844. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Marc Allen a top-rated expert for Cholesteryl Ester Storage Disease?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Marc Allen is classified as an Advanced expert for Cholesteryl Ester Storage 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. Marc Allen specialize in?

While Dr. Marc Allen is a Hospital Medicine, they have specific expertise in Cholesteryl Ester Storage Disease, Chanarin-Dorfman Syndrome, and Cerebrotendinous Xanthomatosis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Hospital Medicine.

Does Dr. Marc Allen accept my insurance?

Dr. Marc Allen accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 631-543-8844 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

Find Dr. Allen's expertise for a condition
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