What patients are saying
Overall rating
4.79
Average wait time
4.80
Bedside manner
4.97
“It was a good, smooth office visit.
All my questions were answered
Minimal wait time and everything went smoothly. Nice staff ”
Deborah P.March 17, 2026
“Dr. Hartnett listened to me very carefully. I did not feel rushed at all. He seemed very knowledgeable. Give him the highest ratings. What else can I say?”
David O.August 1, 2025
About Dr. Joseph Hartnett
Dr. Joseph Hartnett is a urological surgeon practicing at Northwell Health Urology - Eastern. He offers his services in Smithtown and Greenlawn in NY. As a part of his educational training, Dr. Hartnett obtained his medical degree from SUNY Upstate Medical University and finished his residency at Stony Brook University.
During his consultations, Dr. Hartnett attentively listens to his patients and helps them understand the appropriate treatment plan. People trust his expertise because he strives to provide high-quality care and treatment, leading to positive and lasting health outcomes.
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In-network insurances
99% of patients have successfully booked with these insurances
Aetna
BlueCross BlueShield
Cigna
Emblem Health
Medicare
UnitedHealthcare
UnitedHealthcare Oxford
Popular visit reasons
Erectile Dysfunction / Impotence / Male Sexual Dysfunction
Hormone Replacement Therapy (HRT)
Infertility Consultation
Sexually Transmitted Infection (STI)
Urological Surgery Consultation
Urology Consultation
Urology Second Opinion
Vasectomy / Male Sterilization
Erectile Dysfunction / Impotence / Male Sexual Dysfunction
Hormone Replacement Therapy (HRT)
Infertility Consultation
Sexually Transmitted Infection (STI)
Office locations
Northwell Health Physician Partners at Huntington (1 of 2)
284 Pulaski Rd, Fl 2, Greenlawn, NY 11740
Northwell Health Physician Partners Surgery and Smith Institute for Urology at Smithtown (2 of 2)
222 E Middle Country Rd, Ste 211, Smithtown, NY 11787
1 of 2
Education and background
Practice names
Education and training
- Medical School - SUNY Upstate Medical University, Doctor of Medicine
- Stony Brook University (Residency)
Languages spoken
- English
Provider's gender
Male
NPI number
1730647595
Patient reviews
All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.79
Wait time
4.80
Bedside manner
4.97
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
52 reviews
Most relevant
Considering I didn’t want to be there, it could not have gone better.
May 5, 2025Nicolas S.Verified patient
It was a good, smooth office visit.
All my questions were answered
Minimal wait time and everything went smoothly. Nice staff
March 17, 2026Deborah P.Verified patient
.
December 12, 2025Burak K.Verified patient
Great experience
August 27, 2025Daniel O.Verified patient
Very helpful
August 18, 2025Daniel O.Verified patient
Dr. Hartnett listened to me very carefully. I did not feel rushed at all. He seemed very knowledgeable. Give him the highest ratings. What else can I say?
August 1, 2025David O.Verified patient
The waiting area was very clean and the receptionist was friendly and professional. The nurse was very nice and pleasant. The doctor was a gentleman and listened to my concerns and addressed all my questions and concerns. He was very pleasant. I will stay with him as my doctor.
July 15, 2025John V.Verified patient
Awesome doctor!
January 20, 2025Olga H.Verified patient
Dr. Hartnett was courteous and professional. He listened and explained the best course of action he felt for my situation. The office staff was able to get me in quickly and the facility was clean.
December 27, 2024Stephen F.Verified patient
Excellent doctor
December 10, 2024Raihan Z.Verified patient
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January 27, 2025Artemio S.Verified patient
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How soon can I make an appointment with Dr. Joseph Hartnett?
Generally, Dr. Joseph Hartnett has appointments available on Zocdoc within 1 week. You can see Dr. Hartnett's earliest availability on Zocdoc and make an appointment online.
Is Dr. Joseph Hartnett accepting new patients?
Dr. Joseph Hartnett generally accepts new patients on Zocdoc. You can see Dr. Hartnett's earliest availability on Zocdoc and schedule an appointment online.
Does Dr. Joseph Hartnett accept my insurance?
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Can I make an appointment with Dr. Joseph Hartnett online?
Yes, you can make an appointment online with Dr. Hartnett using Zocdoc. It’s simple, secure, and free.
What practice does Dr. Joseph Hartnett work with?
Where is Dr. Joseph Hartnett's office located?
Dr. Joseph Hartnett has 2 office locations, including in Greenlawn and Smithtown, view full addresses on Dr. Hartnett's profile.
What are common reasons for patients to see Dr. Joseph Hartnett?
Dr. Joseph Hartnett frequently sees patients for Erectile Dysfunction / Impotence / Male Sexual Dysfunction, Infertility Consultation, Sexually Transmitted Infection (STI), Urology Consultation, and Vasectomy / Male Sterilization. You can see other visit reasons for Dr. Joseph Hartnett on their profile.
What languages does Dr. Joseph Hartnett speak?
Dr. Joseph Hartnett speaks English.
How do patients rate Dr. Joseph Hartnett in reviews?
52 patients have reviewed Dr. Joseph Hartnett. The overall rating for this doctor is 4.79/5. They have a 4.97/5 rating for bedside manner and a 4.8/5 rating for wait time. You can read individual reviews and ratings on their profile.