
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Mcwilliams, Internist in New York, NY?
Dr. McWilliams is originally from upstate New York. He went to college at Harvard University, where he graduated cum laude in Biology with a minor in Spanish. He earned his medical degree from Georgetown University School of Medicine and completed his residency training in Internal Medicine with a focus in Primary Care at New York-Presbyterian Weill Cornell Medical Center. Dr.McWilliams has a particular interest in LGBT medicine. He lives in New York City with his partner Scott and his rescue dog Mango. He enjoys traveling, skiing, and playing the piano.
What languages does Dr. Mcwilliams speak?
Dr. Mcwilliams and their clinical team can communicate with patients in the following languages:
English
What conditions does an Internist like Dr. Mcwilliams typically treat?
As an Internist, Dr. Mcwilliams 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. Mcwilliams. 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:
- Routine Adult Health Checkup
- Health Checkup
- Adult physical exam
- Annual wellness visit for adults
- General adult medical exam
ICD-10 Codes:
- Z0000: Encounter for general adult medical examination without abnormal findings
Also known as:
- Depression Screening
- Depression
- Health Screening
- Depression Test
- Mental Health Check for Depression
- Mood Disorder Screening
ICD-10 Codes:
- Z1331: Encounter for screening for depression
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Other Long-Term Drug Therapy
- Chronic medication use
- Ongoing drug treatment
- Extended drug therapy
ICD-10 Codes:
- Z79899: Other long term (current) drug therapy
Also known as:
- Exposure to Sexually Transmitted Infection (STI)
- Sexually Transmitted Infection
- Contact with STD
- Suspected STI exposure
- Sexual disease contact
ICD-10 Codes:
- Z202: Contact with and (suspected) exposure to infections with a predominantly sexual mode of transmission
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- High Cholesterol
- Cholesterol
- Triglycerides
- Hyperlipidemia
- High lipids
- Dyslipidemia
ICD-10 Codes:
- E785: Hyperlipidemia, unspecified
Does Dr. Mcwilliams accept my insurance?
Dr. Mcwilliams accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Mcwilliams accept in New York, NY?
Dr. Mcwilliams in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Cigna Group
CVS Health (formerly Aetna)
EmblemHealth
Humana
Medicare
Mutual of Omaha
State of New York
UMR Administered Payer
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Mcwilliams' office located?

Weill Cornell Medicine Primary Care - East Side
215 East 85th Street
New York, NY 10028
What is Dr. Mcwilliams's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Mcwilliams's National Provider Identifier (NPI) number is 1710418512.
What common questions do patients ask about Dr. Mcwilliams?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mcwilliams
What is Dr. Gregory Mcwilliams's specialty?
Dr. Mcwilliams is a Internist near New York, NY.
What does an Internist do?
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Is this Dr. Gregory Mcwilliams affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Mcwilliams is affiliated with Newyork-Presbyterian Hospital/weill Cornell Medical Center which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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 an Internist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Internist. 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 Gregory Mcwilliams accepting new patients in New York, NY?
Yes, Dr. Gregory Mcwilliams is accepting new patients at this time.
Does Dr. Gregory Mcwilliams offer online booking?
Please contact Dr. Mcwilliams's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gregory Mcwilliams?
Please contact Dr. Mcwilliams's office for information regarding telehealth appointment availability or for scheduling assistance.
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