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Dr. John Zapas, MD

Frederick, MD

28 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Zapas, Surgeon in Frederick, MD?

    Dr. John Zapas, MD is a Surgeon, who primarily practices in Frederick, MD with 2 additional practice locations. He has been practicing for over 28 years and is board certified by the American Board of Surgery. Dr. Zapas completed his residency at Washington Hospital Center. Dr. Zapas is fluent in English and Greek, Modern (1453-), and is currently seeing new patients. Dr. Zapas’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Zapas’s office.

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

    • Residency: Washington Hospital Center

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

    Is Dr. Zapas board certified in Surgeon?

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

    What languages does Dr. Zapas speak?

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

    • English

    • Greek, Modern (1453-)

    What conditions does Dr. Zapas treat?

    As a Surgeon, Dr. Zapas 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. Zapas. 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:

    • Groin Hernia (One Side)
    • Umbilical Hernia
    • Incisional Hernia
    • Recurrent Groin Hernia (One Side)
    • Obstructed Belly Button Hernia
    • Ventral Hernia
    • Hernia
    • Inguinal Hernia
    • Intestinal Obstruction
    • Unilateral Inguinal Hernia
    • Single Groin Hernia
    • Hernia in One Groin
    • Belly Button Hernia
    • Navel Hernia
    • Umbilical Rupture
    • Post-surgical Hernia
    • Surgical Incision Hernia
    • Scar Hernia
    • Recurrent Unilateral Inguinal Hernia
    • Repeated Groin Hernia
    • Recurring Hernia in Groin
    • Umbilical Hernia with Obstruction
    • Blocked Belly Button Hernia
    • Strangulated Umbilical Hernia
    • Abdominal Wall Hernia
    • Epigastric Hernia
    • Spigelian Hernia

    ICD-10 Codes:

    • K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
    • K429: Umbilical hernia without obstruction or gangrene
    • K432: Incisional hernia without obstruction or gangrene
    • K4091: Unilateral inguinal hernia, without obstruction or gangrene, recurrent
    • K420: Umbilical hernia with obstruction, without gangrene
    • K439: Ventral hernia without obstruction or gangrene

    Also known as:

    • Gallstones with Chronic Gallbladder Inflammation
    • Bile Duct Disease
    • Gallstones
    • Chronic cholecystitis with gallstones
    • Long-term gallbladder inflammation

    ICD-10 Codes:

    • K8010: Calculus of gallbladder with chronic cholecystitis without obstruction

    Also known as:

    • Digestive System Surgery Aftercare
    • After Surgery
    • Post-gastrointestinal surgery care
    • Stomach surgery aftercare
    • Bowel surgery recovery

    ICD-10 Codes:

    • Z48815: Encounter for surgical aftercare following surgery on the digestive system

    Also known as:

    • Gallstones
    • Cholelithiasis
    • Gallbladder stones
    • Biliary calculi

    ICD-10 Codes:

    • K8020: Calculus of gallbladder without cholecystitis without obstruction

    Also known as:

    • Pre-Procedure Lab Tests
    • Pre-op blood work
    • Lab tests before surgery
    • Pre-treatment lab assessment

    ICD-10 Codes:

    • Z01812: Encounter for preprocedural laboratory examination

    Also known as:

    • Epidermal Cyst
    • Skin Condition
    • Sebaceous Cyst
    • Keratin Cyst
    • Epidermoid Cyst

    ICD-10 Codes:

    • L720: Epidermal cyst

    Also known as:

    • Other Post-Surgery Condition
    • Postoperative State
    • Recovery After Surgery
    • Surgical Follow-up

    ICD-10 Codes:

    • Z98890: Other specified postprocedural states

    Also known as:

    • Acute Appendicitis with Localized Abdominal Infection
    • Acute Appendicitis
    • Appendicitis
    • Peritoneal Disorder
    • Appendicitis with Local Peritonitis
    • Localized Abdominal Infection from Appendix
    • Early Appendicitis with Infection
    • Inflamed Appendix
    • Sudden Appendix Inflammation
    • Appendicitis Attack

    ICD-10 Codes:

    • K3530: Acute appendicitis with localized peritonitis, without perforation or gangrene
    • K3580: Unspecified acute appendicitis

    Also known as:

    • Bilateral Inguinal Hernia
    • Hernia
    • Inguinal Hernia
    • Double Groin Hernia
    • Hernia in Both Groins
    • Non-obstructed Inguinal Hernia

    ICD-10 Codes:

    • K4020: Bilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent

    Also known as:

    • Benign Lipoma of Trunk
    • Benign Tumor
    • Non-cancerous fatty lump on body
    • Trunk lipoma
    • Body fatty tumor

    ICD-10 Codes:

    • D171: Benign lipomatous neoplasm of skin and subcutaneous tissue of trunk

    Also known as:

    • Skin Surgery Aftercare
    • After Surgery
    • Dermatologic surgery recovery
    • Skin graft aftercare
    • Subcutaneous tissue post-op care

    ICD-10 Codes:

    • Z48817: Encounter for surgical aftercare following surgery on the skin and subcutaneous tissue

    Also known as:

    • Intestinal Obstruction
    • Bowel Obstruction
    • Blocked Intestines
    • Gut Blockage

    ICD-10 Codes:

    • K56609: Unspecified intestinal obstruction, unspecified as to partial versus complete obstruction

    Also known as:

    • Vascular Access Device Management
    • Vascular Access Care
    • Port Management
    • Catheter Care

    ICD-10 Codes:

    • Z452: Encounter for adjustment and management of vascular access device

    Also known as:

    • Bile Duct Stones
    • Gallstones
    • Choledocholithiasis
    • Biliary duct calculi

    ICD-10 Codes:

    • K8050: Calculus of bile duct without cholangitis or cholecystitis without obstruction

    Which procedures does Dr. Zapas perform as a Surgeon?

    As a Surgeon, procedures performed by a Dr. John Zapas may include:

    For detailed information, please contact Dr. Zapas' office.

    Does Dr. Zapas accept my insurance?

    Dr. Zapas accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Zapas accept in Frederick, MD?

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

    Top Insurances

    • Carefirst BlueCross BlueShield

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Humana

    • Johns Hopkins

    • Maryland Physicians Care

    • Medicare

    • Riverside Health

    • State of Maryland

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Zapas' office located?

    Dr. John Zapas' Primary Practice

    141 Thomas Johnson Dr Ste 200

    Frederick, MD 21702

    Get Directions

    Dr. John Zapas' Practice 2

    504 E Ridgeville Blvd

    Mount Airy, MD 21771

    Get Directions

    Dr. John Zapas' Practice 3

    501 W 7th St Ste 104

    Frederick, MD 21701

    Get Directions

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

    Dr. Zapas's National Provider Identifier (NPI) number is 1487613022.

    What common questions do patients ask about Dr. Zapas?

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

    What is Dr. John Zapas's specialty?

    Dr. Zapas is a Surgeon near Frederick, MD. General surgeons are experts in diagnosing and managing surgical conditions which includes preoperative, operative, and postoperative care, as well as addressing complications. Their expertise include the areas such as the alimentary tract, breast, abdomen, skin and soft tissue, endocrine system, head and neck, pediatric surgery, surgical critical care, surgical oncology, trauma, burns, and vascular surgery. General surgeons increasingly utilize minimally invasive and endoscopic techniques to provide proper care. In addition to this, many general surgeons have expertise in transplantation, plastic, and cardiothoracic surgery. Contact Dr. Zapas to book an appointment today.

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

    Yes, Dr. Zapas is affiliated with Frederick Health Hospital which is a Castle Connolly Top Hospital. 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

    Where can I learn more about Surgeon?

    Explore 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 Zapas accepting new patients in Frederick, MD?

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

    Does Dr. John Zapas offer online booking?

    Please contact Dr. Zapas's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Zapas?

    Please contact Dr. Zapas's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Zapas have?

    Dr. John Zapas is certified by the American Board of Surgery.

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