What patients are saying
Overall rating
4.46
Average wait time
4.04
Bedside manner
4.49
“I waited about an hour and he was so fast. I felt a little rushed but I contacted him to verify using medication correctly and he was very thorough.
Definitely knows what he's doing and doesn't mind giving more.
Very happy to find Dr Daniel Groisser.”
Paul Y.January 23, 2026
“Dr. Groisser is a brilliant physician. Really knows his stuff. When he takes care of you, you don't have to worry. Professional, caring, and knowledgeable and no medical problem is too small. You are in excellent hands with Dr. Groisser.”
William R.November 12, 2025
About Dr. Daniel Groisser
New Jersey dermatologist Dr. Daniel Groisser graduated magna cum laude from Columbia University. He received his medical degree from Cornell University Medical College, where he trained at both New York Hospital and Sloan Kettering Memorial Cancer Center. After completing an internal medicine residency at Mount Sinai Medical Center in New York, he finished a second residency in dermatology at The University of Michigan Medical Center in Ann Arbor, Michigan.
Dr. Groisser is board certified in both internal medicine and dermatology.
As founder and Medical Director of The Derm Group, Dr. Groisser’s goal is to provide the tri-state region with the most comprehensive dermatology practices, the most highly trained doctors, the most advanced equipment, and the best patient support. Dr. Groisser leads the Psoriasis and Eczema Center at The Derm Group.
Since The Derm Group’s recent acquisition by private equity firm, The Riverside Company, Dr. Groisser serves as Executive Chairman and board member. His role includes growing the practice through ad-on acquisitions, increased quality of care programs, improved patient experience and widening the array of dermatology procedures and programs.
Dr. Groisser has been chosen as a NJ Monthly Top Doctor and has ranked in the top 10 list of Dermatologists in the state of New Jersey by his medical peers for 12 years in a row.
Is this doctor in your insurance network?
Enter your insurance carrier and plan
choose insurance
In-network insurances
99% of patients have successfully booked with these insurances
Aetna
BlueCross BlueShield
Cigna
Emblem Health
Medicare
UnitedHealthcare
UnitedHealthcare Oxford
Areas of expertise
This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.
Acute skin infection
Removal of cancerous skin growth
Psoriasis
Benign or precancerous skin growths
Acute skin infection
Removal of cancerous skin growth
Psoriasis
Benign or precancerous skin growths
Office locations
Dr. Daniel Groisser, MD also offers online video visits for patients
Schweiger Dermatology Group - Forest Hills (2 of 15)
118-35 Queens Blvd, Lower Lobby Level, Forest Hills, NY 11375
Schweiger Dermatology & Allergy - Middletown (3 of 15)
1000 State Rte 35, Ste 300, Middletown Township, NJ 07748
Schweiger Dermatology Group - Rutherford (4 of 15)
71 Union Ave, Ste 108, Rutherford, NJ 07070
Schweiger Dermatology Group - Elmira (5 of 15)
950 County Rd 64, Ste 100, Elmira, NY 14903
Schweiger Dermatology Group - Livingston TDG (6 of 15)
201 S Livingston Ave, Ste 1F, Livingston, NJ 07039
Schweiger Dermatology Group - West Orange (7 of 15)
347 Mt Pleasant Ave, Ste 103, West Orange, NJ 07052
Schweiger Dermatology Group - Paramus (8 of 15)
30 W Century Rd, Ste 320, Paramus, NJ 07652
Schweiger Dermatology Group - Princeton (10 of 15)
800 Bunn Dr, Ste 201, Princeton, NJ 08540
Schweiger Dermatology Group - Nutley (Suite 1B) (12 of 15)
88 Park Ave, Ste 1B, Nutley, NJ 07110
Schweiger Dermatology Group - Livingston (13 of 15)
315 E Northfield Rd, Ste 2A, Livingston, NJ 07039
Schweiger Dermatology & Allergy – Northtown (14 of 15)
4927 Main St, Ste 101, Amherst, NY 14226
Schweiger Dermatology Group - Binghamton (15 of 15)
75 Pennsylvania Ave, Binghamton, NY 13903
1 of 15
Education and background
Practice names
Board certifications
- American Board of Dermatology
- American Board of Internal Medicine
Education and training
- Medical School - Cornell University, New York Campus, Doctor of Medicine
- Mount Sinai Medical Center, Residency in Internal Medicine
- Memorial Sloan Kettering Cancer Center (Internship)
- University of Michigan, Residency in Dermatology
Professional memberships
- National Board of Medical Examiners
Awards and publications
- Top Doctors - New Jersey Monthly 2014. New Jersey Top Doctors 2016, 2017, 2018, 2019.
- Dr. Groisser has been chosen as a NJ Monthly Top Doctor and has ranked in the top 10 list of Dermatologists in the state of New Jersey by his medical peers for 12 years in a row.
Languages spoken
- English
Provider's gender
Male
NPI number
1376514745
Patient reviews
All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.46
Wait time
4.04
Bedside manner
4.49
Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here
752 reviews
Most relevant
Excellent doctor knowledgeable in area of expertise gets right to the issue,diagnosis, and resolves. Straightforward.
August 1, 2025Peter S.Verified patient
Office visit was quick and Dr. Groisser was attentive and friendly. Would highly recommend!
March 17, 2026Thiago D.Verified patient
Wasn’t a bad experience but the wait was kind of long and it felt more like they were in a rush.
February 4, 2026Amilcar H.Verified patient
Dr. Groisser is an excellent doctor. He's smart and compassionate, and our whole family trusts him implicitly.
August 20, 2025Initials hidden
Competency off the chart. Very highly skilled. The people who serviced me
know what they are doing.
November 22, 2025Joseph R.Verified patient
Never,I had to cancel online and I keep on getting these follow ups after cancelation. Too aggravating going to different doc
August 5, 2024gary B.Verified patient
Felt super rushed. Not a pleasant experience at all. Doctor could’ve been more professional. He felt a little condescending
More than 1 year agoInitials hidden
Efficient office, technology helped with the processing of paper work, reasonable wait time.
Less than 1 year agoInitials hidden
Excellent professional care. Dr. was knowledgeable and very patient listening. He took care of my concerns. Thank you!!
February 26, 2024Magaly A.Verified patient
This doctor was very good he was thorough and my diagnosis. And made it easy to understand, the staff was also very friendly.
November 14, 2022Vivian D.Verified patient
Very quick and to the point, knew right away what was wrong with me, and had a prescription ready for me within minutes
August 17, 2023Initials hidden
The overall experience was great!
Staff was friendly and the doctor was absolutely AMAZING!
April 17, 2025Mayank P.Verified patient
The staff and provide were extremely warm, welcoming and precise! Love the cleanliness of the practice!!
More than 1 year agoInitials hidden
Good experience. Fast appointment within 4 days of my call. My insurance was accepted. Appointments were made with ease.
January 14, 2023Randolph R.Verified patient
Pleasure not having to wait an hour like the chaotic Verona office. And staff is so much more friendlier
August 5, 2024John L.Verified patient
This was by far the worst bed side manner I have ever experienced. It was nothing short of horrible, arrogant behavior.
October 16, 2022Initials hidden
He doesn't listen, he rushed me and he asked me the same question over and over when i had already given the answer.
April 26, 2023Crislie P.Verified patient
Short wait.. doc was pleasant and efficient and concerned.. ?office staff friendly .. easy check in .. close to home
April 26, 2023Marianna L.Verified patient
A very good complete exam. Explains and answers questions. Not rushed.
November 10, 2025Susan M.Verified patient
The doctor was polite and knowledgeable as well as thorough. He listened to what I had to say.
January 7, 2025Jorge F.Verified patient
Dr didn’t listen properly and didn’t explain properly how to apply the medication .
February 28, 2025Aatmik P.Verified patient
First time at the office, the office is well managed. The doctor was great and the staff was just as great.
May 6, 2023Nakiesha S.Verified patient
Dr. Grossier and staff are amazing. Shannon the PA was kind and considerate. 10/10 recommend
August 6, 2024Cristina T.Verified patient
The office was very convenient, the staff was so friendly, and the doctors was thorough and professional.
May 8, 2023Carl L.Verified patient
The Doctor and staff are all so nice and accommodating. The office is extremely clear and organized.
June 20, 2023Carl L.Verified patient
Really knew my condition right away and listened to my questions, which were answered quickly.
November 8, 2023Raquel M.Verified patient
Very friendly, very thorough very short wait. Answered all of my questions.
February 24, 2025Thomas P.Verified patient
I really liked the Dr and he explained everything very well ????
July 9, 2025Lilian C.Verified patient
Dr. Groisser was very knowledgeable, personable & quick.
As were the techs.
More than 1 year agoInitials hidden
It was running late but Dr Groiser is a very knowledgeable person so it was worth to wait.
November 24, 2023Kayleigh R.Verified patient
The doctor and his staff are very professional and friendly.
July 24, 2025Michele A.Verified patient
I was counseled, and the communication was clear and direct.
Less than 1 year agoKim J.Verified patient
Nice staff, doctor friendly and thorough. Good experience.
July 17, 2025Cathy P.Verified patient
Dr Grosser is really amazing at his job. He helped both of my kids work with their eczema.
May 6, 2023Julian L.Verified patient
Great office, but one has to wait a bit. Very friendly. Very professional. Very quick!
August 29, 2023Hilary F.Verified patient
I truly enjoyed meeting Dr. Grossier. He was very knowledgeable and kind.
October 31, 2024Jessica G.Verified patient
Wait time was a bit too long. But they were very nice and pleasant so it was not so bad.
August 24, 2023Kyttian C.Verified patient
A good experience overall- nice doctor, very efficient appointment. Highly recommend.
More than 1 year agoInitials hidden
I’ve been his patient for yrs I wish all doctors could be as great as him
September 10, 2024Joseph C.Verified patient
Excellent experience. I'm a long time patient and definitely will return.
August 15, 2024Linda G.Verified patient
It's a busy office, arrive on time or early so you can be seen quickly
More than 1 year agoInitials hidden
Dr and staff were very friendly and informative. Karen A
April 25, 2025Karen A.Verified patient
Great office…friendly staff. Didn’t even have time to sit down in waiting area.
December 14, 2022Jaeda A.Verified patient
Positive experience, I will definitely recommend a friend
December 9, 2024George A.Verified patient
I have been going to Dr Grossier for a long time a really awesome physician
August 25, 2023Angelo M.Verified patient
Dr. Groisser is a great doctor and cares for his patients.
November 21, 2024Robert D.Verified patient
My experience with Dr. Groisser:
SIMPLY. THE. BEST!,,,,,,,,
No one better.
May 10, 2022William R.Verified patient
Both Dr and NP were really nice. Great experience.
September 18, 2024Joshua W.Verified patient
They took their time and explained what I was going to have done
May 23, 2023Tammy F.Verified patient
Doctor made my son feel good and confident that he will be ok
August 21, 2023Liam R.Verified patient
Loading...
How soon can I make an appointment with Dr. Daniel Groisser?
Generally, Dr. Daniel Groisser has appointments available on Zocdoc within 1 week. You can see Dr. Groisser's earliest availability on Zocdoc and make an appointment online.
Is Dr. Daniel Groisser accepting new patients?
Dr. Daniel Groisser generally accepts new patients on Zocdoc. You can see Dr. Groisser's earliest availability on Zocdoc and schedule an appointment online.
Does Dr. Daniel Groisser accept my insurance?
Choose your insurance plan to verify if Dr. Groisser is in-network.
Can I make an appointment with Dr. Daniel Groisser online?
Yes, you can make an appointment online with Dr. Groisser using Zocdoc. It’s simple, secure, and free.
What practice does Dr. Daniel Groisser work with?
Dr. Daniel Groisser works with Schweiger Dermatology Group.
Where is Dr. Daniel Groisser's office located?
Dr. Daniel Groisser has 18 office locations, including in Livingston, Forest Hills, Middletown Township, Rutherford, Hoboken, New York, Elmira, West Orange, Paramus, Verona, Princeton, Wayne, Video visit, Nutley, Norwich, Amherst, and Binghamton, view full addresses on Dr. Groisser's profile.
Which board certifications does Dr. Daniel Groisser have?
Dr. Daniel Groisser is certified by American Board of Dermatology and American Board of Internal Medicine.
What are common reasons for patients to see Dr. Daniel Groisser?
Dr. Daniel Groisser frequently sees patients for Acne, Annual Skin Screening, Dermatology Consultation, Hair Loss, and Rash. You can see other visit reasons for Dr. Daniel Groisser on their profile.
What languages does Dr. Daniel Groisser speak?
Dr. Daniel Groisser speaks English.
How do patients rate Dr. Daniel Groisser in reviews?
752 patients have reviewed Dr. Daniel Groisser. The overall rating for this doctor is 4.46/5. They have a 4.49/5 rating for bedside manner and a 4.04/5 rating for wait time. You can read individual reviews and ratings on their profile.