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Dr. Allen Fein, MD

Dr. Allen Fein, MD

Stony Brook, NY

45 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Fein, Family Medicine Specialist in Stony Brook, NY?

    Dr. Allen Fein, MD is a Family Medicine Specialist, who primarily practices in Stony Brook, NY with 2 additional practice locations. He has been practicing for over 45 years and is board certified by the American Board of Family Medicine. Dr. Fein graduated from McGill University Faculty of Medicine and completed his residency at McGill Jewish Genl Hosp. Dr. Fein is fluent in English, French, and Spanish, and is currently seeing new patients. Dr. Fein’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Fein’s office.

    Where did Dr. Fein go to medical school and complete their residency?

    • Residency: McGill Jewish Genl Hosp

    • Medical School: Mc Gill Univ- Fac Of Med- Montreal- Que- Canada | McGill University Faculty of Medicine

    Is Dr. Fein board certified in Family Medicine Specialist?

    Yes, Dr. Allen Fein, MD is board certified by the American Board of Family Medicine

    What languages does Dr. Fein speak?

    Dr. Fein and their clinical team can communicate with patients in the following languages:

    • English

    • French

    • Spanish

    What conditions does Dr. Fein treat?

    As a Family Medicine Specialist, Dr. Fein 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. Fein. 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.

    Also known as:

    • Opioid Dependence
    • Opioid Use Disorder in Remission
    • Opioids and Opioid Use Disorder (OUD)
    • Prescription Drug Misuse
    • Opioid addiction
    • Opioid use disorder
    • OUD
    • Recovering from Opioid Use Disorder
    • Opioid Addiction in Recovery
    • Past Opioid Dependence
    • Opioid Abuse in Remission

    ICD-10 Codes:

    • F1120: Opioid dependence, uncomplicated
    • F1121: Opioid dependence, in remission

    Also known as:

    • ADHD, Predominantly Inattentive Type
    • Attention Deficit Hyperactivity Disorder
    • Attention-deficit/hyperactivity disorder
    • ADD
    • Inattentive ADHD

    ICD-10 Codes:

    • F900: Attention-deficit hyperactivity disorder, predominantly inattentive type

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Anxiety Disorder
    • Anxiety
    • General Anxiety
    • Anxiety Problems
    • Nervous Disorder

    ICD-10 Codes:

    • F419: Anxiety disorder, unspecified

    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:

    • Immunization Visit
    • Vaccines
    • Vaccination appointment
    • Shot visit
    • Immunization encounter

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Type 2 Diabetes
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications

    Also known as:

    • Depression
    • Dysthymia
    • Persistent Depressive Disorder
    • Chronic Depression

    ICD-10 Codes:

    • F341: Dysthymic disorder

    Also known as:

    • Back Pain
    • Backache
    • Dorsalgia
    • Spinal Pain

    ICD-10 Codes:

    • M549: Dorsalgia, unspecified

    Also known as:

    • Urinary Device Fitting and Adjustment
    • Urological Device Fitting
    • Bladder Device Adjustment
    • Catheter Fitting

    ICD-10 Codes:

    • Z466: Encounter for fitting and adjustment of urinary device

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Hypercholesterolemia
    • High blood cholesterol
    • Elevated cholesterol

    ICD-10 Codes:

    • E7800: Pure hypercholesterolemia, unspecified

    Also known as:

    • Diabetic Neuropathy
    • Diabetes
    • Diabetic Nerve Problems
    • Diabetic Nerve Damage
    • Diabetes-related Nerve Pain
    • Peripheral Neuropathy from Diabetes

    ICD-10 Codes:

    • E1340: Other specified diabetes mellitus with diabetic neuropathy, unspecified

    Which procedures does Dr. Fein perform as a Family Medicine Specialist?

    As a Family Medicine Specialist, procedures performed by a Dr. Allen Fein may include:

    For detailed information, please contact Dr. Fein's office.

    Does Dr. Fein accept my insurance?

    Dr. Fein 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. Fein accept in Stony Brook, NY?

    Dr. Fein in Stony Brook, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Medicaid

    • Medicare

    • Molina

    • National Benefit Fund

    • Service Employees International Union (SEIU)

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Fein's office located?

    Dr. Allen Fein's Primary Practice

    101 Nicolls Rd

    Stony Brook, NY 11794

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    Dr. Allen Fein's Practice 2

    205 Windmill Ln

    Southampton, NY 11968

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    Dr. Allen Fein's Practice 3

    365 County Road 39A Unit 11

    Southampton, NY 11968

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    What is Dr. Fein's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Fein's National Provider Identifier (NPI) number is 1881672533.

    What common questions do patients ask about Dr. Fein?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Fein

    What is Dr. Allen Fein's specialty?

    Dr. Fein is a Family Medicine Specialist near Stony Brook, NY. Family Medicine is a medical specialty focused on comprehensive healthcare for individuals and families. It is a broad field that integrates biological, clinical, and behavioral sciences. The scope of family medicine covers all ages, genders, organ systems, and disease conditions, offering a holistic approach to patient care. Contact Dr. Fein to book an appointment today.

    Is this Dr. Allen Fein affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Fein is affiliated with Stony Brook Southampton Hospital 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

    Where can I learn more about Family Medicine Specialist?

    Explore Family Medicine Specialist with 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 Allen Fein accepting new patients in Stony Brook, NY?

    Yes, Dr. Allen Fein is accepting new patients at this time.

    Does Dr. Allen Fein offer online booking?

    Please contact Dr. Fein's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Allen Fein?

    Please contact Dr. Fein's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Allen Fein have?

    Dr. Allen Fein is certified by the American Board of Family Medicine.

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