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Dr. John Antoniades, MD

Orthopedic Surgeon, Adult Reconstructive Orthopedic Surgeon, Orthopedic Sports Medicine Specialist

Catonsville, MD

21 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Antoniades, Orthopedic Surgeon in Catonsville, MD?

    Dr. John Antoniades, MD is an Orthopedic Surgeon, who primarily practices in Catonsville, MD with 2 additional practice locations. He has been practicing for over 21 years and is board certified. Dr. Antoniades graduated from University of Maryland School of Medicine and completed his residency at University Of Maryland Medical Center. Dr. Antoniades is fluent in English and Greek, Modern (1453-), and is currently seeing new patients. Dr. Antoniades’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Antoniades’s office at (410) 368-9992.

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

    • Residency: University Of Maryland Medical Center | University of Maryland Program

    • Medical School: University of Maryland At Baltimore / Professional Schools | University of Maryland School of Medicine

    Is Dr. Antoniades board certified as an Orthopedic Surgeon?

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

    What languages does Dr. Antoniades speak?

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

    • English
    • Greek, Modern (1453-)

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

    As an Orthopedic Surgeon, Dr. Antoniades 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. Antoniades. 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:

    • Osteoarthritis of both knees
    • Primary Osteoarthritis in Right Knee
    • Osteoarthritis of the left knee
    • Osteoarthritis
    • Degenerative joint disease
    • Wear-and-tear arthritis
    • Arthrosis
    • Joint degeneration
    • Right Knee Arthritis
    • Right Knee Degenerative Joint Disease

    ICD-10 Codes:

    • M170: Bilateral primary osteoarthritis of knee
    • M1711: Unilateral primary osteoarthritis, right knee
    • M1712: Unilateral primary osteoarthritis, left knee

    Also known as:

    • Joint Replacement Aftercare
    • Hip Replacement
    • Joint Disorder
    • Knee Replacement
    • Post-joint replacement care
    • Joint surgery recovery
    • Orthopedic aftercare

    ICD-10 Codes:

    • Z471: Aftercare following joint replacement surgery

    Also known as:

    • Shoulder Bursitis
    • Bursitis
    • Shoulder Injuries and Disorder
    • Inflamed Shoulder Bursa
    • Shoulder Joint Inflammation

    ICD-10 Codes:

    • M7551: Bursitis of right shoulder

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

    As an Orthopedic Surgeon, Dr. Antoniades 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. Antoniades. 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:

    • Knee Arthroscopy with Meniscus and Cartilage Repair
    • Knee Arthroscopy with Major Synovectomy
    • Endoscopy
    • Knee Scope with Meniscectomy
    • Knee Cartilage Shaving
    • Arthroscopic Knee Debridement
    • Arthroscopic Knee Synovectomy
    • Knee Lining Removal (Arthroscopic)
    • Minimally Invasive Knee Synovectomy

    CPT Codes:

    • 29881: Arthroscopy, knee, surgical; with meniscectomy (medial OR lateral, including any meniscal shaving) including debridement/shaving of articular cartilage (chondroplasty), same or separate compartment(s), when performed
    • 29876: Arthroscopy, knee, surgical; synovectomy, major, 2 or more compartments (eg, medial or lateral)

    Also known as:

    • Total Knee Replacement
    • Knee Replacement
    • Total Knee Arthroplasty
    • Knee Joint Replacement
    • Full Knee Replacement
    • TKA Surgery

    CPT Codes:

    • 27447: Arthroplasty, knee, condyle and plateau; medial AND lateral compartments with or without patella resurfacing (total knee arthroplasty)

    Also known as:

    • Total Hip Replacement
    • Hip Replacement
    • Hip arthroplasty
    • Artificial hip surgery
    • Hip joint replacement
    • Femoral head replacement

    CPT Codes:

    • 27130: Arthroplasty, acetabular and proximal femoral prosthetic replacement (total hip arthroplasty), with or without autograft or allograft

    Also known as:

    • Neck Spinal Fusion (Cervical)
    • Cervical interbody fusion
    • Anterior cervical discectomy and fusion (ACDF)
    • Neck vertebrae fusion

    CPT Codes:

    • 22551: Arthrodesis, anterior interbody, including disc space preparation, discectomy, osteophytectomy and decompression of spinal cord and/or nerve roots; cervical below C2

    Also known as:

    • Joint or Bursa Injection/Fluid Removal
    • Arthrocentesis
    • Major Joint Aspiration
    • Bursa Injection
    • Joint Fluid Removal

    CPT Codes:

    • 20610: Arthrocentesis, aspiration and/or injection, major joint or bursa (eg, shoulder, hip, knee, subacromial bursa); without ultrasound guidance

    Also known as:

    • Lumbar Spine Decompression Surgery
    • Laminectomy
    • Facetectomy
    • Foraminotomy
    • Spinal Stenosis Surgery

    CPT Codes:

    • 63047: Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single vertebral segment; lumbar

    Also known as:

    • Additional Spinal Decompression Segment
    • Laminectomy for Spinal Stenosis
    • Facetectomy for Nerve Decompression
    • Foraminotomy for Pinched Nerve

    CPT Codes:

    • 63048: Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single vertebral segment; each additional vertebral segment, cervical, thoracic, or lumbar (List separately in addition to code for primary procedure)

    Does Dr. Antoniades accept my insurance?

    Dr. Antoniades accepts most major insurance plans. Important: Please call our office at (410) 368-9992 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Antoniades accept in Catonsville, MD?

    Dr. Antoniades in Catonsville, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alterwood Health Management

    • CareFirst BlueCross BlueShield

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Federal government of the United States

    • Humana

    • Medicare

    • Riverside Health

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Antoniades' office located?

    Dr. John Antoniades' Primary Practice

    6501 Baltimore National Pike Ste D

    Catonsville, MD 21228

    (410) 368-9992

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    Dr. John Antoniades' Practice 2

    826 Washington Rd Ste 111

    Westminster, MD 21157

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    Dr. John Antoniades' Practice 3

    900 Caton Ave

    Baltimore, MD 21229

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

    Dr. Antoniades's National Provider Identifier (NPI) number is 1437187960.

    What common questions do patients ask about Dr. Antoniades?

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

    What is Dr. John Antoniades's specialty?

    Dr. Antoniades is an Orthopedic Surgeon near Catonsville, MD.

    What does an Orthopedic Surgeon do?

    An orthopedic surgeon has specialization in preserving, investigating, and restoring the form and function of the extremities, spine, and related structures through medical, surgical, and physical methods. They care for patients with musculoskeletal issues, including congenital deformities, trauma, infections, tumors, metabolic disturbances, and degenerative diseases affecting the spine, hands, feet, knees, hips, shoulders, and elbows in both children and adults. Additionally, orthopedic surgeons address primary and secondary muscular problems and the impact of central or peripheral nervous system lesions on the musculoskeletal system.

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

    Yes, Dr. Antoniades is affiliated with Ascension Saint Agnes Hospital, Wellspan York Hospital 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 Surgeon?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Orthopedic 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 Dr. John Antoniades accepting new patients in Catonsville, MD?

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

    Does Dr. John Antoniades offer online booking?

    Please contact Dr. Antoniades' office at (410) 368-9992 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. John Antoniades?

    Please contact Dr. Antoniades' office at (410) 368-9992 to schedule an appointment.

    Where is Dr. Antoniades' office located?

    Dr. Antoniades' offices are located in Catonsville, MD, Westminster, MD, and Baltimore, MD.

    Which board certifications does Dr. John Antoniades have?

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