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Find a doctor in ZIP 91321 · CA.

Start with a specialty and practice location. You can refine your search below.

CMS Medicare-linked records · Released 2026-10-15 · Coverage does not include every doctor.

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CA · Change

Exact listed ZIP, not distance. State, city and specialty match the same source practice; current offices and appointments still need confirmation.

How to read these results

Location and specialty options come from the full directory; matching doctors are counted below. Clear the ZIP field to broaden the search, or choose Any procedure in More filters to remove that filter.

38 doctors in this source

Alphabetical order · No paid placement

Anant Desai

Internal Medicine · Nephrology

Medical school not reported

Insurance and new-patient availability need confirmation.

Brian Ayuste

Internal Medicine · Nephrology

Medical school: Loyola University Of Chicago, Stritch School Of Medicine

Insurance and new-patient availability need confirmation.

Irene Y Tong

Rheumatology

Medical school: University Of Southern California Keck School Of Medicine

Insurance and new-patient availability need confirmation.

Jason Aguirre

General Practice · General Surgery

Medical school: Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University

Insurance and new-patient availability need confirmation.

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Explore specialties in ZIP 91321 · CA

Addiction Medicine Adult Congenital Heart Disease (Achd) Advanced Heart Failure And Transplant Cardiology Allergy/Immunology Anesthesiology Cardiac Electrophysiology Cardiac Surgery Cardiovascular Disease (Cardiology) Certified Registered Nurse Anesthetist (Crna) Chiropractic Clinical Psychologist Clinical Social Worker Colorectal Surgery (Proctology) Critical Care (Intensivists) Dentist Dermatology Diagnostic Radiology Emergency Medicine Endocrinology Epileptologists Family Practice Gastroenterology General Practice General Surgery Geriatric Medicine Geriatric Psychiatry Gynecological Oncology Hand Surgery Hematology Hematology/Oncology Hematopoietic Cell Transplantation And Cellular Therapy Hospice/Palliative Care Hospitalist Infectious Disease Internal Medicine Interventional Cardiology Interventional Pain Management Interventional Radiology Marriage And Family Therapist Maxillofacial Surgery Medical Genetics And Genomics Medical Oncology Medical Toxicology Micrographic Dermatologic Surgery (Mds) Nephrology Neurology Neuropsychiatry Neurosurgery Nuclear Medicine Nurse Practitioner Obstetrics/Gynecology Ophthalmology Optometry Oral Surgery Orthopedic Surgery Osteopathic Manipulative Medicine Otolaryngology Pain Management Pathology Pediatric Medicine Peripheral Vascular Disease Physical Medicine And Rehabilitation Physical Therapist In Private Practice Physician Assistant Plastic And Reconstructive Surgery Podiatry Preventive Medicine Psychiatry Pulmonary Disease Qualified Audiologist Radiation Oncology Registered Dietitian Or Nutrition Professional Rheumatology Sleep Medicine Sports Medicine Surgical Oncology Thoracic Surgery Undefined Non-Physician Type (Specify) Undefined Physician Type (Specify) Undersea And Hyperbaric Medicine Urology Vascular Surgery

Explore reported procedures in ZIP 91321 · CA

CMS reports these 26 categories for Medicare patients. Select one to check this location and specialty; other procedures are not covered.

Cataract surgeryColonoscopyCoronary angioplasty and stentingCoronary artery bypass graft (CABG)Hernia repair (minimally invasive)Hernia repair - groin (open)Hip replacementKnee replacementLaminectomy or laminotomy (partial removal of spine bones)Leg revascularization (restoring blood flow)Lower limb (leg) arthroscopy (minimally invasive joint repair)MastectomyMelanoma (skin cancer) excisionPacemaker insertion or repairProstate resectionRemoval of nail tissueRemoval of skin cancerRemoval of skin lesionsRemoval of the uterusRemoval of tissueRemoval or shaving of skin growthSkin biopsySpinal fusionUpper gastrointestinal (GI) endoscopy for acid refluxUpper limb (arm) arthroscopy (minimally invasive joint repair)Varicose vein removal