JG
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Gerwer, Endocrinologist in San Diego, CA?
Dr. Johanna Gerwer, MD is an Endocrinologist, who primarily practices in San Diego, CA with 2 additional practice locations. Dr. Gerwer is fluent in English, and is currently seeing new patients. Dr. Gerwer’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Gerwer’s office at (619) 515-2300.
What languages does Dr. Gerwer speak?
Dr. Gerwer and their clinical team can communicate with patients in the following languages:
English
What conditions does an Endocrinologist like Dr. Gerwer typically treat?
As an Endocrinologist, Dr. Gerwer 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. Gerwer. 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:
- 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:
- Routine Blood Pressure Check (Normal Findings)
- Vital Signs
- Normal BP reading
- Blood pressure screening, all clear
- Healthy blood pressure check
ICD-10 Codes:
- Z0130: Encounter for examination of blood pressure without abnormal findings
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
Also known as:
- Type 1 Diabetes
- Diabetes Type 1
- Type 1 diabetes
- Diabetes Tests & Diagnosis
- Juvenile Diabetes
- Insulin-Dependent Diabetes
- T1D
ICD-10 Codes:
- E109: Type 1 diabetes mellitus without complications
Also known as:
- Hyperthyroidism
- Hyperthyroidism (Overactive Thyroid)
- Overactive Thyroid
- Thyrotoxicosis
- High Thyroid Function
ICD-10 Codes:
- E0590: Thyrotoxicosis, unspecified without thyrotoxic crisis or storm
What procedures does an Endocrinologist like Dr. Gerwer typically perform?
As an Endocrinologist, procedures performed by Dr. Johanna Gerwer may include:
- Adrenal Surgery
- Comparative Genomic Hybridization
- D and C / Vacuum Aspiration
- Diabetes Blood Sugar Management
- Diabetes Care - Kidney Disease Monitoring
- Diabetes Consultation
- Doppler Ultrasound
- Egg Freezing/ Fertility Preservation
Please contact Dr. Gerwer's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Gerwer accept my insurance?
Dr. Gerwer accepts most major insurance plans. Important: Please call our office at (619) 515-2300 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Gerwer accept in San Diego, CA?
Dr. Gerwer in San Diego, 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
Community Health Group
Medicare
Molina Healthcare
State of California
Unknown
View All Insurances
Where is Dr. Gerwer's office located?
Dr. Johanna Gerwer's Primary Practice
1809 National Ave
San Diego, CA 92113
(619) 515-2300
What is Dr. Gerwer's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Gerwer's National Provider Identifier (NPI) number is 1043742588.
What common questions do patients ask about Dr. Gerwer?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Gerwer
What is Dr. Johanna Gerwer's specialty?
Dr. Gerwer is a Endocrinologist near San Diego, CA.
What does an Endocrinologist do?
An internist specializing in disorders of the endocrine glands, including the thyroid and adrenal glands. This specialist also manages a range of conditions such as diabetes, metabolic and nutritional disorders, obesity, pituitary disorders, and menstrual and sexual health issues.
Is this Dr. Johanna Gerwer affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Gerwer is affiliated with Scripps Mercy Hospital San Diego, Sharp Chula Vista Medical Center, Palomar Medical Center Escondido 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
When to see an Endocrinologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Endocrinologist. 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 Johanna Gerwer accepting new patients in San Diego, CA?
Yes, Dr. Johanna Gerwer is accepting new patients at this time.
Does Dr. Johanna Gerwer offer online booking?
Please contact Dr. Gerwer's office at (619) 515-2300 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Johanna Gerwer?
Please contact Dr. Gerwer's office at (619) 515-2300 for information regarding telehealth appointment availability or for scheduling assistance.
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