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Dr. William Barth, MD

Dr. William Barth, MD

Maternal & Fetal Medicine Specialist, Obstetrician / Gynecologist (OBGYN)

Portsmouth, NH

34 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Barth, Maternal & Fetal Medicine Specialist in Portsmouth, NH?

    Dr. William Barth, MD is a Maternal & Fetal Medicine Specialist, who primarily practices in Portsmouth, NH with 2 additional practice locations. He has been practicing for over 34 years. Dr. Barth graduated from Baylor College of Medicine. Dr. Barth is fluent in English and Spanish, and is currently seeing new patients. Dr. Barth’s practice accepts Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Barth’s office.

    What are Areas of Expertise for Dr. Barth?

    Dr. William Barth, MD is a highly-rated, board-certified Maternal & Fetal Medicine Specialist 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. Barth empowers patients to confidently navigate their health journey, specializing in High-Risk Pregnancy, Multiple Gestation, Premature Labor, and comprehensive wellness support. Serving the Portsmouth, NH community, Dr. Barth is dedicated to enhancing lives through expert, patient-centered care.

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

    • Medical School: Baylor College of Medicine

    What languages does Dr. Barth speak?

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

    • English
    • Spanish

    What conditions does a Maternal & Fetal Medicine Specialist like Dr. Barth typically treat?

    As a Maternal & Fetal Medicine Specialist, Dr. Barth 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. Barth. 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:

    • Prenatal Screening for Uncertain Due Date
    • Antenatal Dating Scan
    • Pregnancy Dating Ultrasound
    • Due Date Confirmation Scan

    ICD-10 Codes:

    • Z3687: Encounter for antenatal screening for uncertain dates

    Also known as:

    • Pregnancy Care for Older Mothers with Previous Births
    • Health Problems in Pregnancy
    • Advanced Maternal Age Multiple Pregnancies
    • Elderly Multigravida Care
    • Older Mother with Prior Births Pregnancy Monitoring

    ICD-10 Codes:

    • O09523: Supervision of elderly multigravida, third trimester

    Also known as:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Nuchal Translucency Screening
    • NT scan
    • First trimester screening ultrasound
    • Screening for Down syndrome

    ICD-10 Codes:

    • Z3682: Encounter for antenatal screening for nuchal translucency

    What procedures does a Maternal & Fetal Medicine Specialist like Dr. Barth typically perform?

    As a Maternal & Fetal Medicine Specialist, Dr. Barth 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. Barth. 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:

    • Fetal Non-Stress Test
    • Nonstress Test
    • Nonstress Test (NST)
    • Fetal Heart Rate Monitoring
    • NST for Pregnancy
    • Baby Heartbeat Test

    CPT Codes:

    • 59025: Fetal non-stress test

    Does Dr. Barth accept my insurance?

    Dr. Barth accepts most major insurance plans. Important: Please contact the office before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Barth accept in Portsmouth, NH?

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

    Top Insurances

    • Aetna

    • Blue Cross Blue Shield

    • Blue Cross Blue Shield of Illinois

    • Blue Cross Blue Shield of Michigan

    • Capital Blue Cross

    • Cigna

    • Cigna Group

    • CMS

    • Elevance Health Inc. (formerly Anthem)

    • Mass General Brigham

    View All Insurances

    Where is Dr. Barth's office located?

    Dr. William Barth's Primary Practice

    67 Corporate Dr Bldg A

    Portsmouth, NH 03801

    Get Directions

    Yaw 4f

    55 Fruit St

    Boston, MA 02114

    Get Directions

    Mgh North Shore Medical

    102 Endicott St

    Danvers, MA 01923

    Get Directions

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

    Dr. Barth's National Provider Identifier (NPI) number is 1144211715.

    What common questions do patients ask about Dr. Barth?

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

    What is Dr. William Barth's specialty?

    Dr. Barth is a Maternal & Fetal Medicine Specialist near Portsmouth, NH.

    What does a Maternal & Fetal Medicine Specialist do?

    An obstetrician/gynecologist who specializes in the care of patients with pregnancy complications provides consultation and management for those experiencing obstetrical, medical, and surgical issues related to pregnancy. This specialist has advanced knowledge of the effects of these complications on both the mother and the fetus, as well as expertise in the latest diagnostic and treatment modalities for managing complicated pregnancies.

    Is Dr. William Barth affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Barth is affiliated with Massachusetts General 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

    When to see a Maternal & Fetal Medicine Specialist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Maternal & Fetal Medicine Specialist. 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 Dr. William Barth accepting new patients in Portsmouth, NH?

    Yes, Dr. William Barth is accepting new patients at this time.

    Does Dr. William Barth offer online booking?

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

    How can I make an appointment with Dr. William Barth?

    Please contact Dr. Barth's office to schedule an appointment.

    Where is Dr. Barth's office located?

    Dr. Barth's offices are located in Portsmouth, NH, Boston, MA, and Danvers, MA.