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Dr. Douglas Zlock, MD

Endocrinology, Diabetes & Metabolism*
3.8 (6)
Map Pin Small Walnut Creek, CA
Call for new patient details
38 years of experience

Offers telehealth

Overview of Dr. Douglas Zlock, MD

Dr. Douglas Zlock, MD is an Endocrinology, Diabetes & Metabolism Specialist in Walnut Creek, CA. They specialize in Endocrinology, Diabetes & Metabolism, has 38 years of experience, and is board certified in Internal Medicine. They graduated from Temple University and is affiliated with John Muir Health – Walnut Creek Medical Center. Patients rated Dr. Zlock an average 3.8 star rating.

Dr. Zlock works at Practice in Walnut Creek, CA. They frequently treat conditions like Hypoparathyroidism, Neuroendocrine Tumors and Diabetic Polyneuropathy along with other conditions at varying frequencies. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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Insurance Accepted
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Accepting New Patients
Conditions Treated and Procedures Performed

Dr. Zlock's Office Locations

  1. 1
    John Muir Physician Network
    1450 Treat Blvd, Walnut Creek, CA 94597 Icon Directions Right Arrow Directions Phone Icon (925) 296-9702

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • John Muir Health – Walnut Creek Medical Center

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Hypoparathyroidism
Neuroendocrine Tumors
Diabetic Polyneuropathy

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Hypoparathyroidism
Neuroendocrine Tumors
Diabetic Polyneuropathy
Endocrine Gland Cancer
Thyroid Nodule
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Dyslipidemia
Goiter
  • View other providers who treat Goiter
Hyperlipidemia
Hyperparathyroidism
Hyperthyroidism
Hypothyroidism
Lipid Disorders
Non-Alcoholic Fatty Liver Disease
Obesity
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Osteopenia
Osteoporosis
Parathyroid (Gland) Disease
Proteinuria
Thyroid Cancer
Thyroid Cyst
Thyrotoxicosis
Continuous Glucose Monitoring
Abnormal Thyroid
Adrenal Gland Diseases
Anxiety
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Asymptomatic Post-Menopausal Status
Atherosclerosis
Autoimmune Thyroid Diseases
Autoimmune Thyroiditis
Calcium Metabolism Disorders
Chronic Fatigue Syndrome
Cough
  • View other providers who treat Cough
Diarrhea
  • View other providers who treat Diarrhea
Dizziness
Dysphagia
Graves' Disease
Hashimoto's Disease
Heart Disease
Heart Palpitations
Hypercalcemia
Hyperprolactinemia
Hypertension
Hypogonadism
Hypokalemia
Insomnia
  • View other providers who treat Insomnia
Joint Pain
Limb Pain
Limb Swelling Caused by Fluid Overload
Malaise and Fatigue
Menopausal and Postmenopausal Disorders
Mineral Metabolism Disorders
Muscle Cramping
Nail and Nail Bed Infection
Osteoarthritis of Spine
Overweight
Perimenopause
Polyneuropathy
Secondary Diabetes Mellitus
Shortness of Breath
Symptomatic Menopause
Testicular Dysfunction
Thyroid Goiter
Thyroiditis
Urinary Stones
Vertigo
  • View other providers who treat Vertigo
Wheezing
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Diabetes Counseling
Immunization Administration
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    • Blue Shield of California
    • Cigna
    • First Health

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

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    3.8
    Average provider rating
    Based on 6 ratings
    Patient Ratings (6)
    5 Star
    (4)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (1)
    1 Star
    (1)
    Leave a review

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    Dr. Zlock's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Zlock

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Douglas Zlock, MD

    Specialties*
    • Endocrinology, Diabetes & Metabolism

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 38 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English
    Languages Spoken
    NPI Number
    • 1427082692
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • Temple University
    Medical Education
    Board Certifications
    • Internal Medicine
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Frequently Asked Questions

    Dr. Zlock has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Zlock has seen patients for Hypoparathyroidism, Neuroendocrine Tumors and Diabetic Polyneuropathy, and more. You can see other conditions treated by Dr. Zlock on their profile. Please call the provider’s office to confirm all visit reasons.

    6 patients have reviewed Dr. Zlock. The overall rating for this provider is 3.8. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Zlock.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Zlock, there are benefits to both methods. A person calling to schedule an with Dr. Zlock appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Zlock, or would you like to choose another provider and have an online appointment right now?
    Find provider online now
    Call now to make an appointment
    (925) 296-9702

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