Last reviewed by Dr. Leena Joshi, MD, July 2026
Knowing when to see a nephrologist in San Mateo County can help patients receive timely kidney care. A nephrologist is a physician who specializes in kidney disease, while primary care doctors manage general health concerns. Dr. Leena Joshi evaluates patients with kidney problems, abnormal lab results, high blood pressure affecting the kidneys, and chronic kidney disease. Dr. Joshi works closely with primary care physicians to provide coordinated care for patients throughout San Mateo County.
What is nephrology referral criteria?
Nephrology referral criteria are guidelines that help primary care doctors determine when a patient should see a kidney specialist. Your primary care doctor manages many health conditions, including early or mild kidney concerns. However, certain kidney problems require specialized evaluation and treatment from a nephrologist. Dr. Joshi sees patients in Burlingame and Daly City when kidney function declines, lab tests show persistent abnormalities, or kidney disease becomes complex. Primary care doctors may refer patients when kidney disease progresses, when blood pressure remains difficult to control, or when specialized testing is needed. Understanding when to see a nephrologist in San Mateo ensures patients receive the right level of care at the right time. Dr. Joshi collaborates with referring physicians to provide comprehensive kidney care while the primary care doctor continues managing other health needs.
Signs and symptoms
Patients may need to see a nephrologist when experiencing:
- Persistent swelling in the legs, ankles, or face
- Changes in urination patterns, including frequency, color, or foaming urine
- Unexplained fatigue or weakness that does not improve
- Persistent high blood pressure despite medication
- Blood in the urine or abnormal urine test results
- Decreased kidney function shown on blood tests
- Family history of kidney disease with new symptoms
How Dr. Joshi manages nephrology referrals
Dr. Joshi begins by reviewing the patient’s medical history, lab results, and the reason for referral from the primary care physician. Dr. Joshi performs a comprehensive kidney evaluation that may include blood tests, urine analysis, imaging studies, and assessment of overall kidney function. For patients in San Mateo County, Dr. Joshi determines whether kidney disease is present, identifies the underlying cause, and develops an individualized treatment plan. Dr. Joshi may recommend dietary modifications, medication adjustments, blood pressure management, or monitoring schedules depending on each patient’s needs. For some patients, Dr. Joshi provides ongoing specialized care, while for others, Dr. Joshi may offer recommendations and return care to the primary physician with a follow-up plan. Dr. Joshi maintains open communication with referring doctors to ensure coordinated care. When appropriate, Dr. Joshi discusses advanced treatment options including dialysis preparation or transplant evaluation. The goal is to preserve kidney function and improve quality of life for patients throughout Burlingame, Daly City, and surrounding areas.
When to see a nephrologist for kidney concerns
Dr. Joshi recommends nephrology consultation when patients experience:
- Estimated glomerular filtration rate below 30, or rapidly declining kidney function
- Protein in urine that persists or increases over time
- Blood pressure above 140/90 despite multiple medications
- Acute kidney injury requiring specialized evaluation
- Kidney stones that recur or cause complications
- Polycystic kidney disease or inherited kidney conditions
- Diabetes or autoimmune disease affecting the kidneys
- Abnormal electrolyte levels that do not normalize
Frequently asked questions
Can my primary care doctor treat kidney disease?
Primary care physicians can manage early stage kidney disease and monitor kidney function. Dr. Joshi typically sees patients when kidney disease progresses, becomes complex, or requires specialized treatment that goes beyond routine primary care.
What should I bring to my first nephrology appointment?
Patients should bring recent lab results, a list of current medications, medical records related to kidney problems, and any imaging reports. Dr. Joshi reviews all available information to provide comprehensive evaluation.
Will I still see my primary care doctor after seeing Dr. Joshi?
Yes. Dr. Joshi works alongside primary care physicians to provide specialized kidney care while patients continue seeing their regular doctor for other health needs. Coordinated care benefits patients throughout San Mateo County.
How often will I need to see a nephrologist?
Visit frequency depends on kidney function and disease severity. Dr. Joshi may see stable patients every few months or more frequently if kidney disease is progressing or treatment needs adjustment.
Does seeing a nephrologist mean I need dialysis?
No. Most patients Dr. Joshi sees do not require dialysis. Nephrology care focuses on preserving kidney function and preventing disease progression. Dr. Joshi discusses all treatment options appropriate for each patient’s situation.
Do I need a referral to see Dr. Joshi?
Many insurance plans require a referral from a primary care physician to see a specialist. Patients should check with their insurance provider and contact Dr. Joshi’s office for specific requirements.
Dr. Joshi welcomes patients from throughout San Mateo County at two convenient locations. The Burlingame office is located at 1750 El Camino Real, Suite 301, and the Daly City office is at 1800 Sullivan Avenue, Suite 507. To schedule a consultation, call (650) 355-5551.
This page is for general education and is not a substitute for medical advice. Always consult your physician about your specific situation.
Medically reviewed by Leena Joshi, MD.