56 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Chang, Internist in Concord, CA?
Dr. Anna Chang, MD is an Internist, who primarily practices in Concord, CA. She has been practicing for over 56 years and is board certified by the American Board of Internal Medicine. Dr. Chang graduated from University of California and completed her residency at Univ Ca San Diego Med Ctr, Endocrinology, Diabetes & Metabolism; Univ Ca San Diego Med Ctr, Internal Medicine. Dr. Chang is fluent in English, Chinese, Korean, Spanish, and Tagalog, and is currently seeing new patients. Dr. Chang’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (925) 674-0500.
Where did Dr. Chang go to medical school and complete their residency?
Residency: Univ Ca San Diego Med Ctr, Endocrinology, Diabetes & Metabolism; Univ Ca San Diego Med Ctr, Internal Medicine
Medical School: University of Ca, San Diego, Sch of Med, La Jolla Ca | University of California
Is Dr. Chang board certified in Internist?
Yes, Dr. Anna Chang, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Chang speak?
Dr. Chang and their clinical team can communicate with patients in the following languages:
Chinese
English
Korean
Spanish
Tagalog
What conditions does Dr. Chang treat?
As a Internist, Dr. Chang 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. Chang. 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:
- Type 2 Diabetes with High Blood Sugar
- Type 2 Diabetes
- Type 2 Diabetes with Chronic Kidney Disease
- Type 2 Diabetes with Diabetic Neuropathy
- Diabetes Type 2
- Hyperglycemia
- Type 2 diabetes
- Diabetic Kidney Problems
- Diabetic Nerve Problems
- Diabetic Neuropathy
- Diabetes Complicationss
- Diabetic Hyperglycemia
- High Blood Glucose
- High Sugar Levels
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
- Diabetic Chronic Kidney Disease
- Long-term Kidney Failure from Type 2 Diabetes
- Type 2 Diabetes End-Stage Renal Disease
- Diabetic Nerve Damage
- Diabetic Polyneuropathy
- Peripheral Neuropathy from Diabetes
- Diabetes Mellitus Nerve Problems
- Diabetes Mellitus Complications
- Diabetes Related Health Problems
- Advanced Diabetes
- Diabetic Kidney Issues
- Kidney Problems from Type 2 Diabetes
- Type 2 Diabetes Renal Complications
ICD-10 Codes:
- E1165: Type 2 diabetes mellitus with hyperglycemia
- E119: Type 2 diabetes mellitus without complications
- E1122: Type 2 diabetes mellitus with diabetic chronic kidney disease
- E1142: Type 2 diabetes mellitus with diabetic polyneuropathy
- E1169: Type 2 diabetes mellitus with other specified complication
- E1129: Type 2 diabetes mellitus with other diabetic kidney complication
Also known as:
- Type 1 Diabetes with High Blood Sugar
- Type 1 Diabetes
- Type 1 Diabetes with Low Blood Sugar
- Diabetes Type 1
- Hyperglycemia
- Type 1 diabetes
- Diabetes Tests & Diagnosis
- Diabetes Complicationss
- Hypoglycemia
- Diabetic Hyperglycemia
- High Glucose in Type 1 Diabetes
- High Blood Sugar Episode
- Juvenile Diabetes
- Insulin-Dependent Diabetes
- T1D
- Diabetic Hypoglycemia
- Low Glucose in Type 1 Diabetes
- Hypoglycemic Episode
ICD-10 Codes:
- E1065: Type 1 diabetes mellitus with hyperglycemia
- E109: Type 1 diabetes mellitus without complications
- E10649: Type 1 diabetes mellitus with hypoglycemia without coma
Also known as:
- Diet-Controlled Gestational Diabetes
- Insulin-Controlled Gestational Diabetes
- Diabetes and Pregnancy
- Gestational diabetes
- Gestational diabetes managed by diet
- Pregnancy diabetes diet control
- GDM diet management
- Pregnancy Diabetes on Insulin
- Insulin for Gestational Diabetes
- GDM with Insulin
ICD-10 Codes:
- O24410: Gestational diabetes mellitus in pregnancy, diet controlled
- O24414: Gestational diabetes mellitus in pregnancy, insulin controlled
Also known as:
- Age-Related Osteoporosis
- Fractures
- Osteoporosis
- Senile Osteoporosis
- Primary Osteoporosis
- Bone Thinning from Aging
ICD-10 Codes:
- M810: Age-related osteoporosis without current pathological fracture
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Post-Surgery Hypothyroidism
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Postoperative Underactive Thyroid
- Thyroid Failure After Surgery
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E890: Postprocedural hypothyroidism
- E039: Hypothyroidism, unspecified
Also known as:
- Graves' Disease
- Hyperthyroidism
- Graves' disease
- Graves Disease
- Hyperthyroidism (Overactive Thyroid)
- Hyperthyroidism with Goiter
- Toxic Diffuse Goiter
- Overactive Thyroid with Enlarged Gland
- Overactive Thyroid
- Thyrotoxicosis
- High Thyroid Function
ICD-10 Codes:
- E0500: Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm
- E0590: Thyrotoxicosis, unspecified without thyrotoxic crisis or storm
Also known as:
- Single Nontoxic Thyroid Nodule
- Thyroid Disease
- Benign Thyroid Nodule
- Solitary Thyroid Nodule
ICD-10 Codes:
- E041: Nontoxic single thyroid nodule
Also known as:
- Thyroid Cancer
- Thyroid Carcinoma
- Malignant Thyroid Nodule
- Thyroid Gland Cancer
ICD-10 Codes:
- C73: Malignant neoplasm of thyroid gland
Also known as:
- High Blood Pressure Caused by Hormone Problems
- High Blood Pressure
- Endocrine Hypertension
- Hormone-Related High Blood Pressure
- High Blood Pressure due to Gland Problems
ICD-10 Codes:
- I152: Hypertension secondary to endocrine disorders
Which procedures does Dr. Chang perform as a Internist?
As a Internist, procedures performed by an Dr. Anna Chang may include:
- Ambulatory Care Consultation
- Annual Check Up
- Annual Physical
- Aromatherapy
- Bladder and Bowel Management
- Blood Pressure Testing
- Bowel and Bladder Management
- Certified Medical Examination for Commercial Driver / Vessel Master
For detailed information, please contact Dr. Chang's office.
Does Dr. Chang accept my insurance?
Dr. Chang accepts most major insurance plans. Important: Please call our office at (925) 674-0500 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chang accept in Concord, CA?
Dr. Chang in Concord, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Shield of California
Centene
Central Health
Contra Costa
CVS Health (formerly Aetna)
Express Scripts
Humana
Medicare
UnitedHealthcare
View All Insurances
Where is Dr. Chang's office located?
What is Dr. Chang's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chang's National Provider Identifier (NPI) number is 1568402931.
What common questions do patients ask about Dr. Chang?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chang
What is Dr. Anna Chang's specialty?
Dr. Chang is a Internist near Concord, CA.
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. Chang to book an appointment today.Is this Dr. Anna Chang affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Chang is affiliated with John Muir Health Walnut Creek Medical Center, Mills-Peninsula Medical Center 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 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 Anna Chang accepting new patients in Concord, CA?
Yes, Dr. Anna Chang is accepting new patients at this time.
Does Dr. Anna Chang offer online booking?
Please contact Dr. Chang's office at (925) 674-0500 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Anna Chang?
Please contact Dr. Chang's office at (925) 674-0500 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Anna Chang have?
Dr. Anna Chang is certified by the American Board of Internal Medicine.
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