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Dr. Mark Berntsen, MD

Greeley, CO

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Berntsen, Internist in Greeley, CO?

    Dr. Mark Berntsen, MD is an Internist, who primarily practices in Greeley, CO with 1 additional practice location. He is board certified by the American Board of Internal Medicine. Dr. Berntsen graduated from University of Wales in Great Britain and completed his residency at Univ Of Ks Sch Of Med, Internal Medicine. Dr. Berntsen is fluent in English and Spanish, and is currently seeing new patients. Dr. Berntsen’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Berntsen’s office at (970) 350-2438.

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

    • Residency: Univ Of Ks Sch Of Med, Internal Medicine

    • Medical School: University of Ks Sch of Med, Kansas City Ks | University of Wales in Great Britain

    Is Dr. Berntsen board certified in Internist?

    Yes, Dr. Mark Berntsen, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Berntsen speak?

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

    • English

    • Spanish

    What conditions does Dr. Berntsen treat?

    As a Internist, Dr. Berntsen 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. Berntsen. 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:

    • Therapeutic Drug Monitoring
    • Drug level testing
    • Medication monitoring
    • Therapeutic drug management

    ICD-10 Codes:

    • Z5181: Encounter for therapeutic drug level monitoring

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • High Blood Pressure Heart Disease with Heart Failure
    • Heart Failure
    • High Blood Pressure
    • Hypertensive Heart Failure
    • High Blood Pressure Causing Heart Failure

    ICD-10 Codes:

    • I110: Hypertensive heart disease with heart failure

    Also known as:

    • Type 2 Diabetes
    • Type 2 Diabetes with High Blood Sugar
    • Diabetes Type 2
    • Type 2 diabetes
    • Hyperglycemia
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications
    • E1165: Type 2 diabetes mellitus with hyperglycemia

    Also known as:

    • One-Sided Weakness or Paralysis After Ischemic Stroke
    • Paralysis
    • Stroke
    • Post-ischemic stroke hemiplegia
    • Partial paralysis from ischemic stroke
    • Ischemic stroke-related body weakness
    • Hemiparesis after brain infarction

    ICD-10 Codes:

    • I69351: Hemiplegia and hemiparesis following cerebral infarction affecting right dominant side

    Also known as:

    • Cystostomy Care
    • Ostomy
    • Bladder Stoma Care
    • Urinary Diversion Care
    • Suprapubic Catheter Care

    ICD-10 Codes:

    • Z435: Encounter for attention to cystostomy

    Also known as:

    • Charcot-Marie-Tooth Disease
    • CMT Disease
    • Hereditary Motor Sensory Neuropathy
    • Peroneal Muscular Atrophy

    ICD-10 Codes:

    • G600: Hereditary motor and sensory neuropathy

    Also known as:

    • Generalized Muscle Weakness
    • Muscle Disorder
    • Overall Body Weakness
    • Widespread Muscle Weakness
    • Systemic Muscle Weakness

    ICD-10 Codes:

    • M6281: Muscle weakness (generalized)

    Also known as:

    • Multiple Sclerosis
    • MS
    • Demyelinating Disease

    ICD-10 Codes:

    • G35: Multiple sclerosis

    Also known as:

    • Mammogram for Breast Cancer Screening
    • Health Screening
    • Mammography
    • Breast Cancer Screening (PDQ®)
    • Mammograms
    • Breast X-ray
    • Breast Cancer Check

    ICD-10 Codes:

    • Z1231: Encounter for screening mammogram for malignant neoplasm of breast

    Also known as:

    • Pneumonia
    • Lung Infection
    • Chest Infection
    • Pneumonitis

    ICD-10 Codes:

    • J189: Pneumonia, unspecified organism

    Also known as:

    • Low Back Pain
    • Back Pain
    • Lumbago
    • Lower Back Ache
    • Backache

    ICD-10 Codes:

    • M5450: Low back pain, unspecified

    Also known as:

    • Parkinson's Disease
    • PD
    • Shaking Palsy
    • Paralysis Agitans

    ICD-10 Codes:

    • G20: Parkinson's disease

    Also known as:

    • History of Falls
    • Falls
    • Previous falls
    • Recurrent falls
    • Risk of falling

    ICD-10 Codes:

    • Z9181: History of falling

    Also known as:

    • High Blood Pressure Heart and Kidney Disease with Heart Failure
    • Chronic Kidney Disease
    • Heart Failure
    • High Blood Pressure
    • Hypertensive Cardiorenal Syndrome
    • Heart and Kidney Failure from High Blood Pressure

    ICD-10 Codes:

    • I130: Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

    Also known as:

    • Urinary Tract Infection
    • UTI
    • Bladder infection
    • Kidney infection
    • Urine infection

    ICD-10 Codes:

    • N390: Urinary tract infection, site not specified

    Also known as:

    • Other Muscle Disorder
    • Muscle Disorder
    • Various Muscle Conditions
    • Uncommon Muscle Problems
    • Specific Muscle Ailments

    ICD-10 Codes:

    • M6289: Other specified disorders of muscle

    Also known as:

    • Alzheimer's Disease
    • Alzheimer's Disease Fact Sheet
    • AD', 'Alzheimer's Dementia
    • Memory Loss Disease

    ICD-10 Codes:

    • G309: Alzheimer's disease, unspecified

    Also known as:

    • Intractable Epilepsy
    • Epilepsy
    • Drug-resistant epilepsy
    • Refractory epilepsy
    • Hard-to-treat epilepsy

    ICD-10 Codes:

    • G40804: Other epilepsy, intractable, without status epilepticus

    Which procedures does Dr. Berntsen perform as a Internist?

    As a Internist, procedures performed by an Dr. Mark Berntsen may include:

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

    Does Dr. Berntsen accept my insurance?

    Dr. Berntsen accepts most major insurance plans. Important: Please call our office at (970) 350-2438 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Berntsen accept in Greeley, CO?

    Dr. Berntsen in Greeley, CO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Commercial

    • All Other Third Party

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • Humana

    • Medicare

    • Other Provider Networks

    • State of Colorado

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Berntsen's office located?

    Dr. Mark Berntsen's Primary Practice

    6767 29th St

    Greeley, CO 80634

    (970) 350-2438

    Get Directions

    Dr. Mark Berntsen's Practice 2

    1900 16th St

    Greeley, CO 80631

    Get Directions

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

    Dr. Berntsen's National Provider Identifier (NPI) number is 1730166687.

    What common questions do patients ask about Dr. Berntsen?

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

    What is Dr. Mark Berntsen's specialty?

    Dr. Berntsen is a Internist near Greeley, CO.

    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.

    Contact Dr. Berntsen to book an appointment today.

    Is this Dr. Mark Berntsen affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Berntsen is affiliated with Banner Mckee 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

    Where can I learn more about Internist?

    Explore Internist 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 Mark Berntsen accepting new patients in Greeley, CO?

    Yes, Dr. Mark Berntsen is accepting new patients at this time.

    Does Dr. Mark Berntsen offer online booking?

    Please contact Dr. Berntsen's office at (970) 350-2438 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mark Berntsen?

    Please contact Dr. Berntsen's office at (970) 350-2438 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Mark Berntsen have?

    Dr. Mark Berntsen is certified by the American Board of Internal Medicine.

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