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Dr. Roberto Diaz, MD

Mountain View, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Diaz, Orthopedic Hand Surgeon in Mountain View, CA?

    Dr. Roberto Diaz, MD is an Orthopedic Hand Surgeon, who primarily practices in Mountain View, CA with 2 additional practice locations. Dr. Diaz graduated from Baylor College of Medicine in Houston, Texas and completed his residency at Harbor-UCLA Medical Center. Dr. Diaz is fluent in English and Spanish, and is currently seeing new patients. Dr. Diaz’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Diaz’s office at (650) 934-7111.

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

    • Residency: Harbor-UCLA Medical Center

    • Medical School: Baylor College of Medicine in Houston, Texas

    What languages does Dr. Diaz speak?

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

    • English

    • Spanish

    What conditions does an Orthopedic Hand Surgeon like Dr. Diaz typically treat?

    As an Orthopedic Hand Surgeon, Dr. Diaz 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. Diaz. 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 here.

    Also known as:

    • Right Carpal Tunnel Syndrome
    • Left Carpal Tunnel Syndrome
    • Carpal Tunnel Syndrome
    • Right Wrist Nerve Compression
    • Right Hand Numbness
    • Right CTS
    • Left Wrist Nerve Compression
    • Left Hand Numbness
    • Left CTS

    ICD-10 Codes:

    • G5601: Carpal tunnel syndrome, right upper limb
    • G5602: Carpal tunnel syndrome, left upper limb

    Also known as:

    • De Quervain's Tenosynovitis
    • Hand Injuries and Disorder
    • Tendinitis
    • De Quervain's Disease
    • Washerwoman's Sprain
    • Radial Styloid Tenosynovitis

    ICD-10 Codes:

    • M654: Radial styloid tenosynovitis [de Quervain]

    Also known as:

    • Trigger Right Middle Finger
    • Finger Injuries and Disorder
    • Tendinitis
    • Stenosing Tenosynovitis of Right Middle Finger
    • Right Middle Finger Tendonitis
    • Snapping Right Middle Finger

    ICD-10 Codes:

    • M65331: Trigger finger, right middle finger

    Also known as:

    • Right Arm Lump or Swelling
    • Right Upper Limb Mass
    • Bump on Right Arm
    • Right Arm Nodule

    ICD-10 Codes:

    • R2231: Localized swelling, mass and lump, right upper limb

    Also known as:

    • Pain in Left Wrist
    • Pain
    • Wrist Injuries and Disorder
    • Left Wrist Ache
    • Left Wrist Discomfort
    • Sore Left Wrist

    ICD-10 Codes:

    • M25532: Pain in left wrist

    What procedures does an Orthopedic Hand Surgeon like Dr. Diaz typically perform?

    As an Orthopedic Hand Surgeon, Dr. Diaz 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. Diaz. 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 here.

    Also known as:

    • Trigger Finger Release Surgery
    • Wrist Ganglion Cyst Removal
    • Tendon Sheath Incision
    • Trigger Finger Tenolysis
    • Finger Tendon Release
    • Hand Tendon Surgery
    • Ganglion Excision
    • Wrist Cyst Surgery
    • Dorsal/Volar Ganglion Removal

    CPT Codes:

    • 26055: Tendon sheath incision (eg, for trigger finger)
    • 25111: Excision of ganglion, wrist (dorsal or volar); primary

    Also known as:

    • Wrist or Hand Joint Replacement (Interposition)
    • Intercarpal Arthroplasty
    • Carpometacarpal Joint Replacement
    • Tendon Interposition Arthroplasty

    CPT Codes:

    • 25447: Arthroplasty, Intercarpal Or Carpometacarpal Joints; Interposition (Eg, Tendon)

    Also known as:

    • Removal of Deep Surgical Implant
    • Hardware Removal Surgery
    • Buried Implant Extraction
    • Orthopedic Implant Removal

    CPT Codes:

    • 20680: Removal of implant; deep (eg, buried wire, pin, screw, metal band, nail, rod or plate)

    Also known as:

    • Open Repair of Distal Radius Fracture with Internal Fixation
    • Wrist Fracture Surgery
    • Radial Bone Fracture Repair
    • Distal Radius Fixation

    CPT Codes:

    • 25607: Open Treatment Of Distal Radial Extra-Articular Fracture Or Epiphyseal Separation, With Internal Fixation

    Also known as:

    • Open Surgery for Complex Wrist Fracture
    • Distal Radius Fracture Repair (Open)
    • Wrist Fracture with Internal Fixation
    • Complex Radial Fracture Surgery
    • Epiphyseal Separation Repair (Wrist)

    CPT Codes:

    • 25609: Open treatment of distal radial intra-articular fracture or epiphyseal separation; with internal fixation of 3 or more fragments

    Also known as:

    • Carpal Tunnel Release Surgery
    • Median Nerve Neuroplasty
    • Carpal Tunnel Decompression
    • Median Nerve Transposition

    CPT Codes:

    • 64721: Neuroplasty and/or transposition; median nerve at carpal tunnel

    Also known as:

    • Spinal Nerve Transection
    • Spinal Nerve Avulsion
    • Extradural Nerve Cut
    • Nerve Root Sectioning

    CPT Codes:

    • 64772: Transection or avulsion of other spinal nerve, extradural

    Does Dr. Diaz accept my insurance?

    Dr. Diaz accepts most major insurance plans. Important: Please call our office at (650) 934-7111 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Diaz accept in Mountain View, CA?

    Dr. Diaz in Mountain View, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alignment Healthcare

    • All Other Third Party

    • Centene Corporation

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Medicare

    • State of California

    • UnitedHealth Group

    • Valley Health Plan

    View All Insurances

    Where is Dr. Diaz's office located?

    Dr. Roberto Diaz's Primary Practice

    701 E El Camino Real

    Mountain View, CA 94040

    (650) 934-7111

    Get Directions

    Dr. Roberto Diaz's Practice 2

    401 Old San Francisco Rd

    Sunnyvale, CA 94086

    Get Directions

    Dr. Roberto Diaz's Practice 3

    370 Distel Cir

    Los Altos, CA 94022

    Get Directions

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

    Dr. Diaz's National Provider Identifier (NPI) number is 1124261110.

    What common questions do patients ask about Dr. Diaz?

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

    What is Dr. Roberto Diaz's specialty?

    Dr. Diaz is a Orthopedic Hand Surgeon near Mountain View, CA.

    What does an Orthopedic Hand Surgeon do?

    An orthopaedic surgeon specializing in the upper extremity focuses on the investigation, preservation, and restoration of all structures affecting the form and function of the hand and wrist. This specialist employs medical, surgical, and rehabilitative techniques to treat various conditions and injuries related to the upper extremity.

    Is this Dr. Roberto Diaz affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Diaz is affiliated with Community Hospital Of Monterey Peninsula, Stanford Health Care - Stanford Hospital, Memorial Hospital Los Banos, Mills-Peninsula Medical Center 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 Orthopedic Hand Surgeon?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Orthopedic Hand Surgeon. 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 Roberto Diaz accepting new patients in Mountain View, CA?

    Yes, Dr. Roberto Diaz is accepting new patients at this time.

    Does Dr. Roberto Diaz offer online booking?

    Please contact Dr. Diaz's office at (650) 934-7111 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Roberto Diaz?

    Please contact Dr. Diaz's office at (650) 934-7111 for information regarding telehealth appointment availability or for scheduling assistance.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>