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Dr. Liliya Semenova, DO

Dr. Liliya Semenova, DO

Primary Care Doctor
3 Technology Dr, Ste 100, East Setauket, NY
5.00
“Office staff was very friendly , attentive and knew exactly how to handle patients. My new primary made me feel like I was her only patient. Did not feel rushed and was immediately comfortable. ”
Scott B.March 25, 2026
Highly recommended
100% of patients gave this doctor 5 stars
Excellent wait time
92% of patients waited less than 30 minutes
New patient appointments
Appointments available for new patients on Zocdoc

Book an appointment for free

The office partners with Zocdoc to schedule appointments

Scheduling details

  1. See if they are in network

What patients are saying

Overall rating

5.00

Average wait time

4.58

Bedside manner

5.00
“Office staff was very friendly , attentive and knew exactly how to handle patients. My new primary made me feel like I was her only patient. Did not feel rushed and was immediately comfortable. ”
Scott B.March 25, 2026

About Dr. Liliya Semenova

Dr. Liliya Semenova is a licensed internist. She sees patients at Northwell Health Primary Care-Eastern in East Setauket, NY. She earned a medical degree from the New York City College of Technology and completed a residency at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell. Dr. Semenova is board-certified by the American Board of Internal Medicine. She can diagnose and treat various health issues affecting the body's internal organs. She thoroughly explains patients' conditions during consultations and provides suitable treatment options.  Patients trust Dr. Semenova's expertise because she consistently provides high-quality care and treatment, leading to positive and lasting health outcomes.

Is this doctor in your insurance network?

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In-network insurances

99% of patients have successfully booked with these insurances
Aetna
BlueCross BlueShield
Cigna
Emblem Health
UnitedHealthcare
UnitedHealthcare Oxford
200+ more in-network plans

Areas of expertise

This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.
Lower back pain
High cholesterol
Acute urinary tract infection
Atrial fibrillation and atrial flutter
Chronic high blood pressure
Underactive thyroid
Lower back pain
High cholesterol
Acute urinary tract infection
Atrial fibrillation and atrial flutter

Office location

Internal Medicine at Mather Medical Group - East Setauket
3 Technology Dr, Ste 100, East Setauket, NY 11733
Get directions

Education and background

Practice names

Board certifications

  • American Board of Internal Medicine

Education and training

  • Medical School - New York City College of Technology, Doctor of Osteopathic Medicine
  • Donald and Barbara Zucker School of Medicine at Hofstra/Northwell (Residency)

Languages spoken

  • English

Provider's gender

Female

NPI number

1689052680

Patient reviews

All reviews have been submitted by patients after interacting with the practice.
Overall rating
5.00
Wait time
4.58
Bedside manner
5.00
Trust Banner Shield
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
16 reviews
Most relevant
Office staff was very friendly , attentive and knew exactly how to handle patients. My new primary made me feel like I was her only patient. Did not feel rushed and was immediately comfortable.
Verified patient
Highly recommended
Verified patient
Amazing dr very professional and friendly
Verified patient
Amazing care
Verified patient
Verified patient
Verified patient
Verified patient
Verified patient
Verified patient
Verified patient
Verified patient
Verified patient
Frequently asked questions

How soon can I make an appointment with Dr. Liliya Semenova?

Generally, Dr. Liliya Semenova has appointments available on Zocdoc within 1 week. You can see Dr. Semenova's earliest availability on Zocdoc and make an appointment online.

Is Dr. Liliya Semenova accepting new patients?

Dr. Liliya Semenova generally accepts new patients on Zocdoc. You can see Dr. Semenova's earliest availability on Zocdoc and schedule an appointment online.

Does Dr. Liliya Semenova accept my insurance?

Choose your insurance plan to verify if Dr. Semenova is in-network.

Can I make an appointment with Dr. Liliya Semenova online?

Yes, you can make an appointment online with Dr. Semenova using Zocdoc. It’s simple, secure, and free.

What practice does Dr. Liliya Semenova work with?

Where is Dr. Liliya Semenova's office located?

Dr. Liliya Semenova's office is located at 3 Technology Dr, East Setauket, NY 11733.

Which board certifications does Dr. Liliya Semenova have?

Dr. Liliya Semenova is certified by American Board of Internal Medicine.

What are common reasons for patients to see Dr. Liliya Semenova?

Dr. Liliya Semenova frequently sees patients for Allergy Consultation, Annual Physical, Chiropractic Consultation, Foot Consultation, and Illness. You can see other visit reasons for Dr. Liliya Semenova on their profile.

What languages does Dr. Liliya Semenova speak?

Dr. Liliya Semenova speaks English.

How do patients rate Dr. Liliya Semenova in reviews?

16 patients have reviewed Dr. Liliya Semenova. The overall rating for this doctor is 5/5. They have a 5/5 rating for bedside manner and a 4.58/5 rating for wait time. You can read individual reviews and ratings on their profile.

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