
Marc Richard Kirschner, MD
Cardiology
Highlights
Languages
- English
Gender
MaleLocations
- Cardiology, West Islip
- 540 Union Boulevard, West Islip, NY 11795
- Get Directions
- phone: 631-669-2555
- fax: 631-669-5787
Expertise
Education
- Fellowship: Albert Einstein College of Medicine of Yeshiva University, Cardiology, 1980
- Medical School: Mount Sinai School of Medicine, 1975
Board Certifications
- Cardiovascular Disease: American Board of Internal Medicine, 1981
- Internal Medicine: American Board of Internal Medicine, 1978
Insurance
- Aetna
- Aetna Medicare PPO
- Affinity
- Affinity Essential
- Affinity Exchange
- Affinity Medicaid
- Affinity Medicare
- American Plan Administrators PPO
- Anthem
- Anthem Child Health Plus
- Anthem Essential Plan 1 & 2
- Anthem Essential Plan 3 & 4
- Anthem Medicaid and Individual
- Anthem Medicare
- Blue Cross Mcd Hmo
- Blue Cross Medicaid
- Center Light Hcare
- Center Light Hcare Medicaid
- Center Light Medicare
- Cigna
- Cigna Medicare
- Consumer Health Net PPO
- Coventry Health Care
- Elderplan
- Elderplan Medicaid
- Emblem
- Emblem HIP
- Emblem Medicaid
- Emblem Medicare
- Fidelis
- Fidelis Health Exchange
- Fidelis Medicaid
- Fidelis Medicare
- First Health
- GHI
- GHI CBP NY City Employee
- GHI CBP PPO EPO
- GHI HMO
- GHI Medicare Choice PPO/Value Options
- GHI NYS NYC Value Options
- GHI PPO EPO
- HCP Child Health Plus
- Health First
- HEALTH FIRST EP 3&4
- Health First Medicaid
- Health First Medicaid HARP EP 3&4
- Health First Medicare
- HEALTH FIRST RISK EP 3&4 ALT
- Health First Risk Medicaid HARP EP 3&4 Alternate Plan
- Healthsmart Benefit Solutions
- HIP
- HIP Child Health Plus
- HIP Hcare Partners Essent Pl 1&2
- HIP Hcare Partners Essential 3&4
- HIP Hcare Partners HMO
- HIP Hcare Partners Medicaid
- HIP Hcare Partners Medicare HMO
- HIP Hlth Essential Pl 1 & 2
- HIP Hlth Essential Pl 3&4
- HIP HMO POS
- HIP Medicaid
- HIP Medicare HMO
- HIP Medicare PPO
- HIP NY City HMO
- HIP PPO EPO
- HIP Somos Child Health Plus
- HIP Somos Essential Plan 1&2
- HIP Somos Essential Plan 3&4
- HIP Somos Medicaid/HARP
- Humana
- Humana Medicare
- Local
- Local 1 Bricklayers Magnacare
- Local 1102 Magna
- Local 1205
- Local 1298 Magna
- Local 138 Operating Engineers Magna
- Local 1500
- Local 1964
- Local 210 Retiree Grp Magna
- Local 210 Unity Welfare Fund
- Local 25 Ibew Magna
- Local 272 Welfare Fund Magna
- Local 29 Blasters & Drillers & Minors
- Local 3 Magna
- Local 30 Trust Fund Engineers Magna
- Local 338 Magna
- Local 342 50 Magna
- Local 342 Insurance Trust Magna
- Local 361 Magna Care
- Local 381 Magna
- Local 40 Iron Workers
- Local 463 Health Fund
- Local 522
- Local 66 Magna
- Local 6A Cement And Concrete
- Local 802 Musicians
- Local 803 Ibt Health And Welfare Fund Inc.
- Local 804
- Local 806 Bridge Painters - Alicare
- Local 810
- Local 810 Union Wire Metal
- Local 812 Magna
- Local 888 Magna
- Magna Direct Plus
- Magna Preferred PPO
- Medicaid
- Medicaid Out Of State
- Medicare
- Medicare Railroad
- Meritain Health
- Meritain Health Aetna PPO
- Molina
- Molina Exchange
- Molina Medicaid
- Multiplan
- Optum Health/Blue Cross
- Oscar
- Oscar Health Exchange
- Other Medicaid
- Other Medicare
- Oxford
- Oxford Bh
- Oxford Medicare
- Partners Health Plan
- Partners Health Plan Medicare
- Secure Horizon Mcr Complete PPO
- Sunrise
- Three Rivers
- Three Rivers Provider Network
- UMR
- UMR UHC Salt Lake City
- United HC Choice Plus POS
- United HC Community Child Health Plus
- United HC Community Medicaid
- United HC Essential Pl 1 & 2
- United HC Essential Pl 3&4
- United HC Exchange
- United HC HMO POS
- United HC Medicare HMO
- United HC Medicare PPO
- United HC Narrow Network
- United Hc Nexus ACO R
- United HC NexusACO OA
- United HC PPO
- United HC PPO Empire Plan
- United HC PPO EPO Indemnity
- United HC Speech
- United Health Plus PPO
- United Healthcare
- United Healthcare Medicaid
- United Healthcare Medicare
- United Healthcare Mpn
- VNS Choice
- Vns Choice Medicare Replacement
- Wellcare
- Wellcare Medicaid
- Wellcare Medicare
- World Trade Ctr Fund
Ratings & Reviews
4.9 out of 5
374 ratings, 56 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- 5 out of 5 starsReviewed on 1/31/2026
Very helpful and understanding. Addressed all my concerns.
- 5 out of 5 starsReviewed on 1/31/2026
Excellent
- 5 out of 5 starsReviewed on 1/14/2026
Dr Kirschner is a true professional. Knowledgeable, courteous, thorough and always looks out for his patients. He is an asset.
- 5 out of 5 starsReviewed on 1/14/2026
JUST LOVE MY DOCTOR ..... THE BEST OF THE BEST
- 5 out of 5 starsReviewed on 1/8/2026
The nicest and caring person Dr Kirschner was amazing
- 5 out of 5 starsReviewed on 1/1/2026
Dr Kirschner compared to all the other doctors I've had during my lifetime is hands down the best
- 5 out of 5 starsReviewed on 12/31/2025
Dr. Kirschner was a consummate professional. He was well informed and very friendly.
- 5 out of 5 starsReviewed on 12/30/2025
Dr. Kirschner is always very Pleasant and very informative.
- 5 out of 5 starsReviewed on 12/25/2025
Perfect
- 5 out of 5 starsReviewed on 12/18/2025
The doctor was wonderful
- 5 out of 5 starsReviewed on 12/18/2025
Professional
- 5 out of 5 starsReviewed on 12/15/2025
Dr. Kirschner was very informative of a prescription I was inquiring about.
- 5 out of 5 starsReviewed on 12/13/2025
D. Kirschner is excellent.
- 5 out of 5 starsReviewed on 12/8/2025
Doctor was very informative
- 5 out of 5 starsReviewed on 12/6/2025
Doctor is always nice and pleasant He puts me at ease and is very pleasant. He is not distracted and focuses on my health and needs. Glad to have him as my Doctor
- 5 out of 5 starsReviewed on 12/6/2025
Would recommend my provider and staff
- 5 out of 5 starsReviewed on 12/4/2025
The doctor listened and answered all questions
- 5 out of 5 starsReviewed on 12/4/2025
Dr. Kirschner is competent, compassionate and calming
- 5 out of 5 starsReviewed on 11/27/2025
16 plus years. I love seeing them.
- 5 out of 5 starsReviewed on 11/14/2025
Excellent
- 5 out of 5 starsReviewed on 10/27/2025
Outstanding care and advice on maintaining a healthy lifestyle.
- 5 out of 5 starsReviewed on 10/17/2025
Dr Kirschner is a gem..
- 5 out of 5 starsReviewed on 10/11/2025
Best Dr. Best care!!!!
- 5 out of 5 starsReviewed on 10/9/2025
Have recommended this practice to my friends
- 5 out of 5 starsReviewed on 10/5/2025
I love my doctor. I have been coming here for years.
- 5 out of 5 starsReviewed on 10/2/2025
Dr was very good
- 5 out of 5 starsReviewed on 9/19/2025
Good
- 5 out of 5 starsReviewed on 9/12/2025
I love Dr. K
- 5 out of 5 starsReviewed on 8/28/2025
I have been going to Dr. Kirschner for many years now and he has always been very thorough, professional and personable. I feel as though he really knows me and my husband. When my husband passed away he called me and expressed his condolences. That meant a lot to me.
- 5 out of 5 starsReviewed on 8/24/2025
Always attentive and thorough.
- 5 out of 5 starsReviewed on 8/23/2025
Good
- 5 out of 5 starsReviewed on 8/21/2025
My mother was one of Dr. Kirschner's first patients. He is as kind and companionate as the first day I met him. He takes his time to examen me and listens to all my concerns. [...]
- 5 out of 5 starsReviewed on 8/7/2025
MY DR.KIRSCHNER.........IS THE BEST OF THE BEST ....
- 5 out of 5 starsReviewed on 8/2/2025
Excellent doctor! Great experience.
- 5 out of 5 starsReviewed on 7/21/2025
My care provider was right on point. He is an excellent heart specialist.
- 5 out of 5 starsReviewed on 7/19/2025
Dr. Kirschner is an excellent physician who has treated me close to 20 years. He is personable, patient, professional and eager to answer questions and explain things to the patient. I have recommended him to friends and family and will continue to.
- 5 out of 5 starsReviewed on 7/14/2025
Could not expect better, just excellent.
- 5 out of 5 starsReviewed on 7/12/2025
He was kind and thorough.
- 5 out of 5 starsReviewed on 6/24/2025
Fine experience
- 5 out of 5 starsReviewed on 6/18/2025
Very caring and showed great concern about my health and treatment
- 5 out of 5 starsReviewed on 6/13/2025
Excellent care and concern
- 5 out of 5 starsReviewed on 6/7/2025
Dr Kirschner is a great doctor. He's very knowledgeable and friendly.
- 5 out of 5 starsReviewed on 6/5/2025
I'll use a phrase well oiled machine from the moment to end of visit ran smoothly
- 5 out of 5 starsReviewed on 6/5/2025
Excellent as usual.
- 5 out of 5 starsReviewed on 5/16/2025
I have recommended to many
- 5 out of 5 starsReviewed on 5/15/2025
Professional service
- 5 out of 5 starsReviewed on 5/15/2025
Great all around
- 5 out of 5 starsReviewed on 5/11/2025
Extremely impressed with the doctor - he already had my records read before I walked into the room .. He was extremely well spoken and intelligent- would recommend him to anyone needing a cardiologist.
- 5 out of 5 starsReviewed on 5/10/2025
Dr K was great! As always. Thoroughly explained what my heart is doing, and in relatable terms.
- 5 out of 5 starsReviewed on 4/27/2025
Great experience
- 5 out of 5 starsReviewed on 4/25/2025
Dr. Kirschner is the epitome of cardiologists. His caring nature and humorous manner sets him apart from other doctors. He explains my issues clearly and thoroughly. He is a credit to his profession.
- 5 out of 5 starsReviewed on 4/24/2025
Very professional
- 5 out of 5 starsReviewed on 4/21/2025
Dr K is the best
- 5 out of 5 starsReviewed on 4/19/2025
Excellent
- 5 out of 5 starsReviewed on 4/17/2025
Great service
- 5 out of 5 starsReviewed on 4/17/2025
The experience was great!!