34 Years of Experience
Accepting patients
Who is Dr. Leish, Family Medicine Specialist in Laguna Hills, CA?
Dr. Brian Leish, MD is a Family Medicine Specialist, who primarily practices in Laguna Hills, CA with 1 additional practice location. He has been practicing for over 34 years and is board certified. Dr. Leish graduated from University of California and completed his residency at Arrowhead Reg Med Ctr, Family Medicine. He is a member of the MemorialCare Physician Society. Dr. Leish is fluent in English and Spanish, and is currently seeing new patients. Dr. Leish’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Leish’s office at (949) 373-7799.
What are Areas of Expertise for Dr. Leish?
Dr. Brian Leish, MD is a highly-rated, board-certified Family Medicine Specialist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Leish empowers patients to confidently navigate their health journey, specializing in Primary Care, and comprehensive wellness support. Serving the Laguna Hills, CA community, Dr. Leish is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Leish go to medical school and complete their residency?
Residency: Arrowhead Reg Med Ctr, Family Medicine | San Bernardino County Medical Center | Arrowhead Regional Medical Center Program
Medical School: University of Ca, Los Angeles, Ucla Sch of Med, Los Angeles Ca | University of California
Is Dr. Leish board certified as a Family Medicine Specialist?
Yes, Dr. Brian Leish, MD is board certified by the American Board of Family Medicine
What languages does Dr. Leish speak?
Dr. Leish and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Family Medicine Specialist like Dr. Leish typically treat?
As a Family Medicine Specialist, Dr. Leish 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. Leish. 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:
- Routine Adult Health Checkup
- Health Checkup
- Adult physical exam
- Annual wellness visit for adults
- General adult medical exam
ICD-10 Codes:
- Z0000: Encounter for general adult medical examination without abnormal findings
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Mammogram for Breast Cancer Screening
- Health Screening
- Mammography
- Breast Cancer Screening (PDQ®)
- Mammograms
- Breast X-ray
- Breast Cancer Check
ICD-10 Codes:
- Z1231: Encounter for screening mammogram for malignant neoplasm of breast
Also known as:
- Cough
- Coughing
- Persistent cough
- Chronic cough
ICD-10 Codes:
- R059: Cough, unspecified
Also known as:
- Urinary Tract Infection
- UTI
- Bladder infection
- Kidney infection
- Urine infection
ICD-10 Codes:
- N390: Urinary tract infection, site not specified
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- End-Stage Kidney Disease
- Kidney Failure
- Chronic Kidney Disease (CKD)
- Helping Your Child Adapt to Life with Chronic Kidney Disease
- ESRD
- End-Stage Renal Failure
ICD-10 Codes:
- N186: End stage renal disease
What procedures does a Family Medicine Specialist like Dr. Leish typically perform?
As a Family Medicine Specialist, Dr. Leish performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Leish. 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:
- Colonoscopy with Polyp Removal
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Cataract Removal with Lens Implant
- Extracapsular cataract extraction
- Phacoemulsification
- IOL implantation
CPT Codes:
- 66984: Extracapsular cataract removal with insertion of intraocular lens prosthesis (1 stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification); without endoscopic cyclophotocoagulation
Also known as:
- Lumbar or Sacral Epidural Injection with Imaging
- Epidural Steroid Injection
- Caudal Epidural Injection
- Spinal Nerve Block
- Pain Management Injection
CPT Codes:
- 62323: Injection(s), of diagnostic or therapeutic substance(s) (eg, anesthetic, antispasmodic, opioid, steroid, other solution), not including neurolytic substances, including needle or catheter placement, interlaminar epidural or subarachnoid, lumbar or sacral (caudal); with imaging guidance (ie, fluoroscopy or CT)
Does Dr. Leish accept my insurance?
Dr. Leish accepts most major insurance plans. Important: Please call our office at (949) 373-7799 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Leish accept in Laguna Hills, CA?
Dr. Leish in Laguna Hills, 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
Centene Corporation
CVS Health (formerly Aetna)
Humana
Medicare
Monarch HealthCare
OptumRx Administered Payer
Other Health Care Provider
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Leish's office located?
Dr. Brian Leish's Primary Practice
24411 Health Center Dr Ste 460
Laguna Hills, CA 92653
(949) 373-7799
Recognitions
Memberships & Associations
MemorialCare Physician Society
Member
What is Dr. Leish's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Leish's National Provider Identifier (NPI) number is 1417087073.
What common questions do patients ask about Dr. Leish?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Leish
What is Dr. Brian Leish's specialty?
Dr. Leish is a Family Medicine Specialist near Laguna Hills, CA.
What does a Family Medicine Specialist do?
Family Medicine is a medical specialty focused on comprehensive healthcare for individuals and families. It is a broad field that integrates biological, clinical, and behavioral sciences. The scope of family medicine covers all ages, genders, organ systems, and disease conditions, offering a holistic approach to patient care.
Is this Dr. Brian Leish affiliated with a ranked Castle Connolly Top Hospital?
No, Leish is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: MemorialCare Saddleback Medical Center. Castle Connolly Top Hospitals 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 a Family Medicine Specialist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Family Medicine Specialist. 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 Brian Leish accepting new patients in Laguna Hills, CA?
Yes, Dr. Brian Leish is accepting new patients at this time.
Does Dr. Brian Leish offer online booking?
Please contact Dr. Leish's office at (949) 373-7799 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Brian Leish?
Please contact Dr. Leish's office at (949) 373-7799 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Brian Leish have?
Dr. Brian Leish is certified by the American Board of Family Medicine.
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MR
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