
Dr. Alexander Kotlyar, MD
Brooklyn, NY
Accepting patients
Who is Dr. Kotlyar, Reproductive Endocrinologist in Brooklyn, NY?
Alexander M. Kotlyar, MD is a fellowship-trained reproductive endocrinologist, board-certified in obstetrics and gynecology and reproductive endocrinology and infertility. Originally from Ukraine and raised in Brooklyn, he earned his undergraduate degree from New York University, conducted RNA biology research at The Rockefeller University, and received his medical degree from Dartmouth. He completed his residency at the Cleveland Clinic and his fellowship at Yale University School of Medicine.
Dr. Kotlyar is committed to providing compassionate, efficient, and evidence-based care. He has a special interest in endometriosis, reproductive surgery, recurrent pregnancy loss, and recurrent implantation failure. His research has been recognized by the American Society for Reproductive Medicine, and he currently serves as Vice-Chair of the Endometriosis Special Interest Group.
He is passionate about partnering closely with patients to navigate their fertility journey and develop personalized treatment plans that support the best possible outcomes.
What are Areas of Expertise for Dr. Kotlyar?
Dr. Alexander Kotlyar, MD is a highly-rated, board-certified Reproductive Endocrinologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Kotlyar empowers patients to confidently navigate their health journey, specializing in Egg & Embryo Freezing, Endometriosis and Fertility, In Vitro Fertilization (IVF) , Infertility, LGBTQ+ Family Building, Miscarriage-Recurrent, Oncofertility, Polycystic Ovarian Syndrome, Third-Party Reproduction, and comprehensive wellness support. Serving the Brooklyn, NY community, Dr. Kotlyar is dedicated to enhancing lives through expert, patient-centered care.
What languages does Dr. Kotlyar speak?
Dr. Kotlyar and their clinical team can communicate with patients in the following languages:
English
German
Russian
What conditions does a Reproductive Endocrinologist like Dr. Kotlyar typically treat?
As a Reproductive Endocrinologist, Dr. Kotlyar diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Kotlyar. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Female Infertility
- Female Infertility Due to Fallopian Tube Problems
- Female Infertility (Other Causes)
- Female Sterility
- Difficulty Getting Pregnant
- Tubal Factor Infertility
- Blocked Fallopian Tubes
- Damaged Fallopian Tubes
- Unexplained Female Infertility
- Other Female Fertility Issues
- Idiopathic Female Infertility
ICD-10 Codes:
- N979: Female infertility, unspecified
- N971: Female infertility of tubal origin
- N978: Female infertility of other origin
Also known as:
- Fertility Testing
- Fertility Management (Unspecified)
- Infertility
- Infertility testing
- Reproductive health assessment
- Fertility evaluation
- General reproductive management
- Unspecified fertility care
- Procreative health services
ICD-10 Codes:
- Z3141: Encounter for fertility testing
- Z319: Encounter for procreative management, unspecified
Also known as:
- Positive Pregnancy Test
- Pregnancy
- Confirmed Pregnancy
- Pregnant Result
- Positive HCG Test
ICD-10 Codes:
- Z3201: Encounter for pregnancy test, result positive
Also known as:
- Pregnancy Test (Result Unknown)
- Pregnancy Test
- Inconclusive Pregnancy Test
- Unclear Pregnancy Test Result
- Pending Pregnancy Test
ICD-10 Codes:
- Z3200: Encounter for pregnancy test, result unknown
Also known as:
- Negative Pregnancy Test Result
- Pregnancy Test
- No pregnancy detected
- Negative HCG test
- Not pregnant result
ICD-10 Codes:
- Z3202: Encounter for pregnancy test, result negative
What procedures does a Reproductive Endocrinologist like Dr. Kotlyar typically perform?
As a Reproductive Endocrinologist, Dr. Kotlyar performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Kotlyar. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Egg Retrieval for IVF
- Oocyte Retrieval
- Follicle Aspiration
- IVF Egg Collection
CPT Codes:
- 58970: Follicle puncture for oocyte retrieval, any method
Also known as:
- Hysteroscopy with Biopsy or Polyp Removal
- Hysteroscopy with Adhesion Removal
- Biopsy
- Hysteroscopy
- Uterine Scope with Biopsy
- Hysteroscopic Polypectomy
- D&C with Hysteroscopy
- Surgical Hysteroscopy
- Intrauterine Adhesiolysis
- Uterine Scar Tissue Removal
CPT Codes:
- 58558: Hysteroscopy, surgical; with sampling (biopsy) of endometrium and/or polypectomy, with or without D & C
- 58559: Hysteroscopy, surgical; with lysis of intrauterine adhesions (any method)
Also known as:
- Embryo Transfer to Uterus
- Intrauterine Embryo Transfer
- IVF Embryo Transfer
- Assisted Reproduction Embryo Transfer
- Fertility Embryo Placement
CPT Codes:
- 58974: Embryo transfer, intrauterine
Also known as:
- Surgical Treatment for Missed Miscarriage (First Trimester)
- D&C for Missed Abortion
- Surgical Miscarriage Management
- First Trimester Missed Abortion Treatment
CPT Codes:
- 59820: Treatment of missed abortion, completed surgically; first trimester
Does Dr. Kotlyar accept my insurance?
Dr. Kotlyar accepts most major insurance plans. Important: Please call our office at (929) 205-3032 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Kotlyar accept in Brooklyn, NY?
Dr. Kotlyar in Brooklyn, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
EmblemHealth
Mass General Brigham
National Benefit Fund
Service Employees International Union (SEIU)
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Kotlyar's office located?

Pinnacle Fertility
6010 Bay Parkway, Suite 501
Brooklyn, NY 11204
(929) 205-3032
What is Dr. Kotlyar's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Kotlyar's National Provider Identifier (NPI) number is 1902226608.
What common questions do patients ask about Dr. Kotlyar?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Kotlyar
What is Dr. Alexander Kotlyar's specialty?
Dr. Kotlyar is a Reproductive Endocrinologist near Brooklyn, NY.
What does a Reproductive Endocrinologist do?
An obstetrician/gynecologist specializing in reproductive endocrinology and infertility is skilled in managing complex issues related to hormonal disorders and infertility in women. This specialist employs advanced diagnostic and treatment options to address reproductive health concerns and assist individuals and couples in achieving their family planning goals.
Is this Dr. Alexander Kotlyar affiliated with a ranked Castle Connolly Top Hospital?
No, Kotlyar is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Maimonides Medical Center. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Reproductive Endocrinologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Reproductive Endocrinologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Alexander Kotlyar accepting new patients in Brooklyn, NY?
Yes, Dr. Alexander Kotlyar is accepting new patients at this time.
Does Dr. Alexander Kotlyar offer online booking?
Please contact Dr. Kotlyar's office at (929) 205-3032 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Alexander Kotlyar?
Please contact Dr. Kotlyar's office at (929) 205-3032 for information regarding telehealth appointment availability or for scheduling assistance.
Other Reproductive Endocrinologist Near Brooklyn, NY

Dr. Tendai Chiware, MD is a Reproductive Endocrinologist, who primarily practices in Brooklyn, NY with 2 additional practice locations. She is board certified.

Dr. Katherine Melzer, MD is a Reproductive Endocrinologist, who primarily practices in Brooklyn, NY with 3 additional practice locations. She is board certified.

Dr. Richard Grazi, MD is a Reproductive Endocrinologist, who primarily practices in Brooklyn, NY with 1 additional practice location. He is board certified.
Brooklyn, NY
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