Summary

Dr. Marc Allen is an internal medicine specialist with 27 years of experience caring for patients. They earned their medical degree from New York Institute of Technology College of Osteopathic Medicine and completed their residency at North Shore University Hospital. Dr. Allen speaks both English and Spanish, helping them connect with a diverse patient population.

Dr. Allen practices at multiple locations in Smithtown and Huntington, New York, with affiliations at Huntington Hospital and Saint Catherine of Siena Medical Center. They focus on managing high cholesterol in children and teens, treating obesity and weight concerns, and caring for patients with hyperlipidemia. Dr. Allen performs heart monitoring tests like EKGs and specializes in asthma testing, including challenge tests and breathing assessments. Patients rate them 4.3 out of 5 stars on Vitals for their care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.3
  • 27 years of experience
  • 72 insurance plans accepted
  • speaks English, Spanish
  • North Shore University Hospital
  • 94 written reviews
  • 1 specialty
  • 8 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Marc Allen has 3 locations

Allen Mcmonigle Medical Associates

1045 W Jericho TpkeSmithtown, NY 11787
Mon8:30 am - 7:00 pm
Tue8:30 am - 7:00 pm
Wed8:30 am - 7:00 pm
Thu8:30 am - 7:00 pm
Fri8:30 am - 7:00 pm
Sat8:30 am - 3:00 pm
Sun8:30 am - 1:30 pm

Huntington Hospital

270 Park AveHuntington, NY 11743

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Dr. Marc Allen, DODr. Bruce Lawrence Feldman, MDEric HarkerDr. Eric Yoon, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
4.7 
27 Years of Experience 39 Years of Experience 25 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English
Smithtown , NYHuntington , NYLyons , CONew York , NY
Med School: New York Institute Of Technology College Of Osteopathic Medicine Med School: Lewis Katz School Of Medicine At Temple University Med School: Duke University School Of Medicine Med School: State University of New York
Current Profile
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Insurance Plans Accepted by Dr. Marc Allen

  • Accepts Medicare
  • Accepts Medicaid
  • 1199SEIU
  • 1199SEIU - PPO
  • AARP
  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna - POS
  • Aetna - PPO
  • Affinity Health Plan
  • AmeriGroup
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - HMO
  • Blue Cross Blue Shield - PPO
  • CareConnect
  • CareSource
  • CenterLight Healthcare
  • CHAMPVA
  • Cigna
  • Cigna - HMO
  • Cigna - Medicare
  • Cigna-HealthSpring
  • Commonwealth Care Alliance
  • EmblemHealth
  • EmblemHealth - PPO
  • Empire Blue Cross Blue Shield
  • Fidelis Care (NY)
  • Fidelis Care (NY) - Medicaid (Managed)
  • Fidelis Care (NY) - Medicare (Advantage HMO)
  • HealthFirst (NY)
  • HealthFirst (NY) - HMO
  • HealthFirst (NY) - Medicaid
  • HealthFirst (NY) - Medicaid (Managed)
  • HealthFirst (NY) - Medicare
  • HealthFirst (NY) - Medicare (Advantage HMO)
  • Humana
  • Humana - HMO
  • Humana - Medicare (Advantage HMO)
  • Integra
  • MagnaCare
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Medicare - Medicare (Advantage HMO)
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • National Vision Administrators
  • Nippon Life Benefits
  • Northwell Direct
  • Oscar Health Insurance
  • Palmetto GBA
  • Palmetto GBA - Medicare
  • State Farm
  • STLDentalPlan| LLC
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Federal Employees Program
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Community Plan
  • UnitedHealthcare Oxford
  • UnitedHealthcare Oxford - EPO
  • UnitedHealthcare Oxford - HMO
  • UPMC Health Plan
  • US Family Health Plan
  • Wellcare

Medical Specialties

Dr. Marc Allen has the following specialty

Specialty Expertise

Dr. Marc Allen has the following 8 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Preventive Medicine
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

27 Years Experience

Dr. Marc Allen holds an active medical license in the state of New York.

Medical License

Doctor Of Osteopathy with an active medical license in the state of New York that expires in 2027.

Education & Training

Residency

Completed their residency at North Shore University Hospital.

Medical School

Graduated from New York Institute Of Technology College Of Osteopathic Medicine in 1999.

NPI Number

Dr. Allen's NPI number is 1356309892.

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Frequently Asked Questions

Is Dr. Marc Allen accepting new patients?
Dr. Marc Allen is accepting new patients on Vitals. View Dr. Marc Allen's profile on Vitals to make an appointment.
Does Dr. Marc Allen accept my insurance?
You can see the insurance plans that Dr. Marc Allen accepts on their Vitals profile.
How can I make an appointment with Dr. Marc Allen?
You can find contact information for Dr. Marc Allen here on Vitals.
Which hospitals is Dr. Marc Allen affiliated with?
Dr. Marc Allen is affiliated with Huntington Hospital.
Where is Dr. Marc Allen's office located?
Dr. Marc Allen's office is located at 1045 W Jericho Tpke, Smithtown, NY, 11787.

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