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Dr. John Hammes, MD

San Diego, CA

26 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Hammes, Nephrologist in San Diego, CA?

    Dr. John Hammes, MD is a Nephrologist, who primarily practices in San Diego, CA with 2 additional practice locations. He has been practicing for over 26 years and is board certified. Dr. Hammes completed his residency at Univ Ca San Diego Med Ctr, Nephrology Naval Med Ctr-San Diego, Internal Medicine. Dr. Hammes is fluent in English and Spanish, and is currently seeing new patients. Dr. Hammes’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hammes’s office at (619) 299-2350.

    What are Areas of Expertise for Dr. Hammes?

    Dr. John Hammes, MD is a highly-rated, board-certified Nephrologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Hammes empowers patients to confidently navigate their health journey, specializing in Dialysis Care, Transplant Medicine-Kidney, or comprehensive wellness support. Serving the San Diego/CA community, Dr. Hammes is dedicated to enhancing lives through expert, patient-centered care.

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

    • Residency: Univ Ca San Diego Med Ctr, Nephrology Naval Med Ctr-San Diego, Internal Medicine

    • Medical School: Uniformed Services University of The Health Sciences,Bethesda

    What languages does Dr. Hammes speak?

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

    • English

    • Spanish

    What conditions does Dr. Hammes treat?

    As a Nephrologist, Dr. Hammes 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. Hammes. 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:

    • End-Stage Kidney Disease
    • Chronic Kidney Disease Stage 3b
    • Chronic Kidney Disease, Stage 4 (Severe)
    • Chronic Kidney Disease, Stage 3a
    • Chronic Kidney Disease from High Blood Pressure
    • Chronic Kidney Disease, Stage 2 (Mild)
    • Chronic Kidney Disease Stage 5
    • Chronic Kidney Disease, Stage 1
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • Chronic Kidney Disease
    • High Blood Pressure
    • ESRD
    • End-Stage Renal Failure
    • CKD Stage 3b
    • Moderate Chronic Kidney Disease
    • CKD Stage 4
    • Severe Chronic Kidney Disease
    • CKD Stage 3a
    • Hypertensive Chronic Kidney Disease
    • High Blood Pressure Kidney Disease
    • Hypertension-Related Kidney Disease
    • CKD Stage 2
    • Mild Chronic Kidney Disease
    • CKD Stage 5
    • End-Stage Renal Disease
    • CKD Stage 1
    • Early Chronic Kidney Disease

    ICD-10 Codes:

    • N186: End stage renal disease
    • N1832: Chronic kidney disease, stage 3b
    • N184: Chronic kidney disease, stage 4 (severe)
    • N1831: Chronic kidney disease, stage 3a
    • I129: Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
    • N182: Chronic kidney disease, stage 2 (mild)
    • N185: Chronic kidney disease, stage 5
    • N181: Chronic kidney disease, stage 1

    Also known as:

    • Acute Kidney Failure
    • Other Acute Kidney Failure
    • Kidney Failure
    • Acute Renal Failure
    • Sudden Kidney Failure
    • Other Acute Renal Failure
    • Other Sudden Kidney Failure

    ICD-10 Codes:

    • N179: Acute kidney failure, unspecified
    • N178: Other acute kidney failure

    Also known as:

    • High Blood Pressure Caused by Kidney Disease
    • High Blood Pressure
    • Renal Hypertension
    • Kidney-Related High Blood Pressure
    • High Blood Pressure due to Kidney Problems

    ICD-10 Codes:

    • I151: Hypertension secondary to other renal disorders

    Also known as:

    • Type 2 Diabetes
    • Type 2 Diabetes with Chronic Kidney Disease
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetic Kidney Problems
    • 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

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications
    • E1122: Type 2 diabetes mellitus with diabetic chronic kidney disease

    Also known as:

    • Low Sodium Levels
    • High Potassium
    • Fluid and Electrolyte Balance
    • Sodium
    • Potassium
    • Hyponatremia
    • Low Blood Sodium
    • Sodium Deficiency
    • Hyperkalemia
    • Excess Potassium

    ICD-10 Codes:

    • E871: Hypo-osmolality and hyponatremia
    • E875: Hyperkalemia

    Also known as:

    • Anemia from Chronic Kidney Disease
    • Anemia of Chronic Disease
    • Anemia
    • Chronic Kidney Disease
    • Anemia in Chronic Kidney Disease
    • Anemia of Inflammation or Chronic Disease
    • Kidney Disease Anemia
    • Renal Anemia
    • Anemia of kidney failure
    • Anemia of Inflammation
    • ACD
    • Anemia from long-term illness

    ICD-10 Codes:

    • D631: Anemia in chronic kidney disease
    • D638: Anemia in other chronic diseases classified elsewhere

    Also known as:

    • Kidney Stones
    • Renal Calculi
    • Nephrolithiasis
    • Kidney Calculi

    ICD-10 Codes:

    • N200: Calculus of kidney

    Also known as:

    • Having a Kidney Transplant
    • Kidney Transplantation
    • Kidney Transplant
    • Renal transplant
    • Kidney replacement surgery
    • Post-kidney transplant

    ICD-10 Codes:

    • Z940: Kidney transplant status

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Which procedures does Dr. Hammes perform as a Nephrologist?

    As a Nephrologist, procedures performed by a Dr. John Hammes may include:

    For detailed information, please contact Dr. Hammes' office.

    Does Dr. Hammes accept my insurance?

    Dr. Hammes accepts most major insurance plans. Important: Please call our office at (619) 299-2350 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hammes accept in San Diego, CA?

    Dr. Hammes in San Diego, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alignment Health Plan

    • All Other Third Party

    • Blue Shield of California

    • Community Health Group

    • Medicare

    • Molina

    • OptumRx

    • Other Health Care Provider

    • Scripps Health

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Hammes' office located?

    Dr. John Hammes' Primary Practice

    4060 4th Ave Ste 220

    San Diego, CA 92103

    (619) 299-2350

    Get Directions

    Dr. John Hammes' Practice 2

    340 Fourth Ave

    Chula Vista, CA 91910

    Get Directions

    Dr. John Hammes' Practice 3

    4077 5th Ave

    San Diego, CA 92103

    Get Directions

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

    Dr. Hammes's National Provider Identifier (NPI) number is 1891766994.

    What common questions do patients ask about Dr. Hammes?

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

    What is Dr. John Hammes's specialty?

    Dr. Hammes is a Nephrologist near San Diego, CA. An internist who manages disorders related to the kidneys, including high blood pressure, fluid and mineral balance, and dialysis for waste removal when kidney function is impaired. This specialist also collaborates with surgeons regarding kidney transplantation. Contact Dr. Hammes to book an appointment today.

    Is this Dr. John Hammes affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Hammes is affiliated with Scripps Mercy Hospital San Diego, Sharp Coronado Hospital 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 Nephrologist?

    Explore Nephrologist 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 John Hammes accepting new patients in San Diego, CA?

    Yes, Dr. John Hammes is accepting new patients at this time.

    Does Dr. John Hammes offer online booking?

    Please contact Dr. Hammes's office at (619) 299-2350 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Hammes?

    Please contact Dr. Hammes's office at (619) 299-2350 for information regarding telehealth appointment availability or for scheduling assistance.

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