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Dr. John Callahan, MD

Amherst, NY

32 Years of Experience

Accepting patients

    Who is Dr. Callahan, Orthopedic Hand Surgeon in Amherst, NY?

    Dr. John Callahan, MD is an Orthopedic Hand Surgeon, who primarily practices in Amherst, NY with 2 additional practice locations. He has been practicing for over 32 years and is board certified by the American Board of Orthopaedic Surgery. Dr. Callahan is fluent in English, and is currently seeing new patients. Dr. Callahan’s practice accepts Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Callahan’s office at (716) 250-9999.

    What are Areas of Expertise for Dr. Callahan?

    Dr. John Callahan, MD is a highly-rated, board-certified Orthopedic Hand Surgeon 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. Callahan empowers patients to confidently navigate their health journey, specializing in Elbow Surgery, Hand Surgery, Wrist Surgery, or comprehensive wellness support. Serving the Amherst/NY community, Dr. Callahan is dedicated to enhancing lives through expert, patient-centered care.

    Is Dr. Callahan board certified in Orthopedic Hand Surgeon?

    Yes, Dr. John Callahan, MD is board certified by the American Board of Orthopaedic Surgery

    What languages does Dr. Callahan speak?

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

    • English

    What conditions does Dr. Callahan treat?

    As a Orthopedic Hand Surgeon, Dr. Callahan 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. Callahan. 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:

    • 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
    • Median Nerve Compression
    • Wrist Nerve Entrapment

    ICD-10 Codes:

    • G5601: Carpal tunnel syndrome, right upper limb
    • G5602: Carpal tunnel syndrome, left upper limb
    • G5603: Carpal tunnel syndrome, bilateral upper limbs

    Also known as:

    • Osteoarthritis of the left thumb joint
    • Primary Osteoarthritis in Right Thumb Base
    • Osteoarthritis of the right hand
    • Osteoarthritis of the right wrist
    • Osteoarthritis
    • Degenerative joint disease
    • Wear-and-tear arthritis
    • Arthrosis
    • Joint degeneration
    • Right Thumb Arthritis
    • Primary Right First CMC Joint Arthritis
    • Right Hand Thumb Base Osteoarthritis

    ICD-10 Codes:

    • M1812: Unilateral primary osteoarthritis of first carpometacarpal joint, left hand
    • M1811: Unilateral primary osteoarthritis of first carpometacarpal joint, right hand
    • M19041: Primary osteoarthritis, right hand
    • M19031: Primary osteoarthritis, right wrist

    Also known as:

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

    ICD-10 Codes:

    • M65331: Trigger finger, right middle finger
    • M65332: Trigger finger, left middle finger
    • M65341: Trigger finger, right ring finger
    • M65342: Trigger finger, left ring finger

    Also known as:

    • Trigger Thumb
    • Finger Injuries and Disorder
    • Tendinitis
    • Stenosing Tenosynovitis of Thumb
    • Thumb Tendonitis
    • Thumb Locking

    ICD-10 Codes:

    • M65311: Trigger thumb, right thumb
    • M65312: Trigger thumb, left thumb

    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:

    • Dupuytren's Contracture
    • Connective Tissue Disorder
    • Finger Injuries and Disorder
    • Dupuytren contracture
    • Palmar fibromatosis
    • Viking disease
    • Hand contracture

    ICD-10 Codes:

    • M720: Palmar fascial fibromatosis [Dupuytren]

    Also known as:

    • Right Hand Ganglion Cyst
    • Left Wrist Ganglion Cyst
    • Connective Tissue Disorder
    • Right Hand Synovial Cyst
    • Lump on Right Hand
    • Right Hand Ganglion
    • Left Wrist Synovial Cyst
    • Lump on Left Wrist
    • Left Wrist Ganglion

    ICD-10 Codes:

    • M67441: Ganglion, right hand
    • M67432: Ganglion, left wrist

    Also known as:

    • Right Ulnar Nerve Damage
    • Ulnar Nerve Damage
    • Peripheral Nerve Disorder
    • Right Ulnar Neuropathy
    • Right Elbow Nerve Pain
    • Right Funny Bone Injury
    • Ulnar Neuropathy
    • Cubital Tunnel Syndrome

    ICD-10 Codes:

    • G5621: Lesion of ulnar nerve, right upper limb
    • G5622: Lesion of ulnar nerve, left upper limb

    Also known as:

    • Ganglion Cyst
    • Connective Tissue Disorder
    • Ganglion
    • Synovial Cyst
    • Bible Bump
    • Gel-filled Lump

    ICD-10 Codes:

    • M67431: Ganglion, right wrist

    Which procedures does Dr. Callahan perform as a Orthopedic Hand Surgeon?

    As a Orthopedic Hand Surgeon, procedures performed by an Dr. John Callahan may include:

    For detailed information, please contact Dr. Callahan's office.

    Does Dr. Callahan accept my insurance?

    Dr. Callahan accepts most major insurance plans. Important: Please call our office at (716) 250-9999 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Callahan accept in Amherst, NY?

    Dr. Callahan in Amherst, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Centene

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Excellus BlueCross BlueShield

    • Express Scripts

    • HealthNow New York

    • Independent Health

    • Medicare

    • Molina

    • UnitedHealthcare

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    Where is Dr. Callahan's office located?

    Dr. John Callahan's Primary Practice

    3925 Sheridan Dr

    Amherst, NY 14226

    (716) 250-9999

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    Dr. John Callahan's Practice 2

    10195 Niagara Falls Blvd # 100

    Niagara Falls, NY 14304

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    Dr. John Callahan's Practice 3

    3925 Sheridan Dr Ste 120

    Buffalo, NY 14226

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

    Dr. Callahan's National Provider Identifier (NPI) number is 1952338048.

    What common questions do patients ask about Dr. Callahan?

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

    What is Dr. John Callahan's specialty?

    Dr. Callahan is a Orthopedic Hand Surgeon near Amherst, NY. 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. Contact Dr. Callahan to book an appointment today.

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

    No, Callahan is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Erie County 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

    Where can I learn more about Orthopedic Hand Surgeon?

    Explore Orthopedic Hand Surgeon 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 Callahan accepting new patients in Amherst, NY?

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

    Does Dr. John Callahan offer online booking?

    Please contact Dr. Callahan's office at (716) 250-9999 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Callahan?

    Please contact Dr. Callahan's office at (716) 250-9999 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Callahan have?

    Dr. John Callahan is certified by the American Board of Orthopaedic Surgery.

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