• Board certifications

    • Surgery - American Board of Surgery

  • Administrative titles

    • Chairman of Surgery - Bariatric, Syosset Hospital

    • Director - Bariatric Surgery of Surgery - Bariatric, Syosset Hospital

  • Academic titles

    • Assistant Professor, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell

  • Chief resident

    • New York University School of Medicine

  • Medical school

    • Columbia Univ College of Physicians and Surgeons

  • Residencies

    • New York University School of Medicine

  • Affiliations

    • Huntington Hospital

    • Lenox Hill Hospital

    • Long Island Jewish Forest Hills

    • Long Island Jewish Medical Center

    • Long Island Jewish Valley Stream

    • North Shore University Hospital

    • Plainview Hospital

    • Southside Hospital

    • Staten Island University Hospital

    • Syosset Hospital

Locations & insurance

Locations & insurance

Insurance information

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Patient ratings & comments

Patient ratings & comments

Unlike websites where anyone can post doctor reviews, only actual patients can provide information by completing the survey sent to them by Press Ganey. Learn more.

4.8 out of 5 4.8 out of 5 rating
| 127.0 patient ratings & 27 patient comments

Friendliness/courtesy of the care provider

4.8 out of 5 4.8 out of 5 rating

Explanations the care provider gave you about your problem or condition

4.8 out of 5 4.8 out of 5 rating

Concern the care provider showed for your questions or worries

4.8 out of 5 4.8 out of 5 rating

Care provider's efforts to include you in decisions about your treatment

4.8 out of 5 4.8 out of 5 rating

Information the care provider gave you about medications(if any)

4.8 out of 5 4.8 out of 5 rating

Instructions the care provider gave you about follow up care (if any)

4.8 out of 5 4.8 out of 5 rating

Degrees to which care provider talked with you using words you could understand

4.8 out of 5 4.8 out of 5 rating

Amount of time the care provider spent with you

4.6 out of 5 4.6 out of 5 rating

Your confidence in this care provider

4.8 out of 5 4.8 out of 5 rating

Likelihood of your recommending this care provider to others

4.7 out of 5 4.7 out of 5 rating

Most recent comments

Patient comments are gathered from the Press Ganey Pateint Satisfaction Survey. Comments are displayed in their entirety and are anonymous for patient privacy.

"I am extremely impressed with my entire overall experience at this office"
"I love Dr. McMullen!!!"
"Dr. McMullen is the best and her staff is the very pleasant. Dr. McMullen helped change my life thank you to everyone at Syosset hospital"
"Dr. McMullen is awesome!"
"I already refferl my niece to this doctor she was the best"
"I was and continue to be very confident in Dr. McMullen's ability and "bedside" manner."
"I have told friends and family about Dr McMullen and will continue to do so. I'm very happy with this office."
"Dr. McMullen is honestly one of the best doctors I've ever worked with. She makes me very comfortable & always answers all my questions."
"Dr. McMullen is the best! She always answered my questions and explained everything to me in great detail. I never felt rushed or confused. Very caring doctor. "
"Dr. McMullen is an amazing physician and surgeon!"
"She was very nice. I would have liked a little more time with her but she is good."
"she was very compassionate and thorough."
"Dr McMullen is so nice."
"Dr. McMullen is an excellent practitioner. She displays care and understanding for her patients and provides additional support when there is an issue. For instance, when I expressed concerns about anesthesia for my upcoming procedure she arranged to have the anesthesiologist come to her office during my visit and discuss my concerns/issues."
"The doctor provided a booklet describing the care from beginning to end. It was helpful in case you forgot what she said in the office."
"My provider reminds me to not give up. she addresses my concerns. she's direct and follows up with printed information because she understands how i think. her reputation is why i chose her and she has exceeded that reputation. she made scary times manageable and made me feel safe."
"I love Dr. McMullen! Amazing surgeon, amazing Doctor!"
"The provider seemed to be very caring and professional."
"Dr McMUllen seems to be a very good doctor I met her the previous week when i was admitted to the emergency room for a upper bowel blockage. I guess she was called because i had a lap band in me that had been put in by Dr guiess and went to her office a week later for a check up"
"dr.Heather made me feel important and explained everything so I could understand my surgery!!!"
"#9. Excellent."
"Since I am a new patient for this provider I am kind of neural on things at this moment"
"Overall competence atmosphere."
"Dr. McMullen was very kind and I know I can trust her in surgery."
"Very good."
"Referred to Dr. McMullen for emergency surgery and follow up. She was excellent."

In the news

In the news

In the news
Unhappy with her weight, Matilde Tysz lost 100 pounds and is active thanks to weight-loss surgery.
Northwell Health Physician Partners Bariatric Surgery at Syosset Hospital has been accredited once again as a comprehensive center for weight-loss surgery...