EverydayHealthLogo
Dr. Douglas Dreffer, MD

Dr. Douglas Dreffer, MD

Derry, NH

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Dreffer, Family Medicine Specialist in Derry, NH?

    Dr. Douglas Dreffer, MD is a Family Medicine Specialist, who primarily practices in Derry, NH with 2 additional practice locations. He is board certified by the American Board of Family Medicine. Dr. Dreffer graduated from Ohio State University / College of Medicine and completed his residency at Nh-Dartmouth-Concord Hosp. Dr. Dreffer is fluent in English and Spanish, and is currently seeing new patients. Dr. Dreffer’s practice accepts Cigna, Medicare, UnitedHealthcare, Aetna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Dreffer’s office at (603) 537-1300.

    What are Areas of Expertise for Dr. Dreffer?

    Dr. Douglas Dreffer, MD is a highly-rated, board-certified Family Medicine Specialist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Dreffer empowers patients to confidently navigate their health journey, specializing in Primary Care, or comprehensive wellness support. Serving the Derry/NH community, Dr. Dreffer is dedicated to enhancing lives through expert, patient-centered care.

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

    • Residency: Nh-Dartmouth-Concord Hosp | Dartmouth-Hitchcock Medical Center | Concord Hospital/New Hampshire-Dartmouth Family Medicine Program

    • Medical School: Ohio State University / College of Medicine

    Is Dr. Dreffer board certified in Family Medicine Specialist?

    Yes, Dr. Douglas Dreffer, MD is board certified by the American Board of Family Medicine

    What languages does Dr. Dreffer speak?

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

    • English

    • Spanish

    What conditions does Dr. Dreffer treat?

    As a Family Medicine Specialist, Dr. Dreffer 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. Dreffer. 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:

    • 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:

    • Generalized Anxiety Disorder
    • Anxiety
    • GAD
    • Chronic Worry
    • Excessive Worry Disorder

    ICD-10 Codes:

    • F411: Generalized anxiety disorder

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • General Health Screening
    • Health Screening
    • Routine Check-up
    • Preventive Health Exam
    • Wellness Screening

    ICD-10 Codes:

    • Z139: Encounter for screening, unspecified

    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:

    • Type 2 Diabetes with Other Circulation Problems
    • Type 2 Diabetes with High Blood Sugar
    • Diabetes Complicationss
    • Diabetes Type 2
    • Type 2 diabetes
    • Hyperglycemia
    • Diabetic Vascular Complications
    • Diabetes Heart and Blood Vessel Problems
    • Diabetes Mellitus Circulatory Issues
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels

    ICD-10 Codes:

    • E1159: Type 2 diabetes mellitus with other circulatory complications
    • E1165: Type 2 diabetes mellitus with hyperglycemia

    Also known as:

    • Obesity
    • Overweight
    • Take Charge of Your Health: A Guide for Teenagers
    • Body Weight
    • Helping Your Child Who Is Overweight
    • Understanding Adult Overweight & Obesity
    • Excess Weight
    • Being Overweight
    • High BMI
    • High BMI (Overweight)
    • Pre-Obesity

    ICD-10 Codes:

    • E669: Obesity, unspecified
    • E663: Overweight

    Also known as:

    • Heart Palpitations
    • Atrial Fibrillation
    • Arrhythmia
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • R002: Palpitations
    • I4891: Unspecified atrial fibrillation

    Also known as:

    • COVID-19
    • COVID-19 (Coronavirus Disease 2019)
    • Coronavirus Disease 2019
    • SARS-CoV-2 Infection
    • Novel Coronavirus

    ICD-10 Codes:

    • U071: COVID-19

    Also known as:

    • Moderate Recurrent Major Depression
    • Depression
    • Moderate chronic depression
    • Moderate recurring depression
    • Moderate depressive episodes

    ICD-10 Codes:

    • F331: Major depressive disorder, recurrent, moderate

    Also known as:

    • Routine Child Health Examination (Normal Findings)
    • Health Checkup
    • Normal Well-Child Checkup
    • Child Physical Exam (No Issues)
    • Routine Pediatric Exam (Clear)

    ICD-10 Codes:

    • Z00129: Encounter for routine child health examination without abnormal findings

    Also known as:

    • Adult Health Checkup with Abnormal Findings
    • Health Checkup
    • Adult Physical Exam with Issues
    • Routine Checkup with Concerns
    • General Medical Exam with Abnormal Results

    ICD-10 Codes:

    • Z0001: Encounter for general adult medical examination with abnormal findings

    Also known as:

    • Post-Traumatic Stress Disorder
    • PTSD
    • Trauma Stress
    • Combat Stress
    • Shell Shock

    ICD-10 Codes:

    • F4310: Post-traumatic stress disorder, unspecified

    Also known as:

    • ADHD, Combined Type
    • Attention Deficit Hyperactivity Disorder
    • Attention-deficit/hyperactivity disorder
    • Combined ADHD
    • Typical ADHD

    ICD-10 Codes:

    • F902: Attention-deficit hyperactivity disorder, combined type

    Also known as:

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

    ICD-10 Codes:

    • F419: Anxiety disorder, unspecified

    Also known as:

    • COVID-19 Testing
    • Coronavirus Test
    • SARS-CoV-2 Test
    • COVID Test

    ICD-10 Codes:

    • Z1152: Encounter for screening for COVID-19

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

    As a Family Medicine Specialist, procedures performed by a Dr. Douglas Dreffer may include:

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

    Does Dr. Dreffer accept my insurance?

    Dr. Dreffer accepts most major insurance plans. Important: Please call our office at (603) 537-1300 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Dreffer accept in Derry, NH?

    Dr. Dreffer in Derry, NH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Centene

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • Health Plans

    • Humana

    • Medicare

    • Point32Health

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Dreffer's office located?

    Dr. Douglas Dreffer's Primary Practice

    6 Tsienneto Rd Ste 100

    Derry, NH 03038

    (603) 537-1300

    Get Directions

    Dr. Douglas Dreffer's Practice 2

    6 Buttrick Rd Ste 200

    Londonderry, NH 03053

    Get Directions

    Dr. Douglas Dreffer's Practice 3

    50 Michels Way Unit 102

    Londonderry, NH 03053

    Get Directions

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

    Dr. Dreffer's National Provider Identifier (NPI) number is 1316940802.

    What common questions do patients ask about Dr. Dreffer?

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

    What is Dr. Douglas Dreffer's specialty?

    Dr. Dreffer is a Family Medicine Specialist near Derry, NH. 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. Dreffer to book an appointment today.

    Is this Dr. Douglas Dreffer affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Dreffer is affiliated with Concord Hospital, Elliot Hospital which are a Castle Connolly Top Hospitals. 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 Douglas Dreffer accepting new patients in Derry, NH?

    Yes, Dr. Douglas Dreffer is accepting new patients at this time.

    Does Dr. Douglas Dreffer offer online booking?

    Please contact Dr. Dreffer's office at (603) 537-1300 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Douglas Dreffer?

    Please contact Dr. Dreffer's office at (603) 537-1300 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Douglas Dreffer have?

    Dr. Douglas Dreffer is certified by the American Board of Family Medicine.

    Other Family Medicine Specialist Near Derry, NH

    LH

    Family Medicine Specialist

    3.0
    (2)
    acceptingPatients-iconAccepting patients
    Derry, NH
    RD

    Family Medicine Specialist

    acceptingPatients-iconAccepting patients
    Derry, NH
    Dr. Daniel Rosenbaum, MD

    Family Medicine Specialist

    acceptingPatients-iconAccepting patients
    Derry, NH
    See All Specialists

    Doctors by Category

    Specialists