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Dr. William Nghiem, MD

Rockville, MD

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Nghiem, Vascular & Interventional Radiologist in Rockville, MD?

    Dr. William Nghiem, MD is a Vascular & Interventional Radiologist, who primarily practices in Rockville, MD with 2 additional practice locations. Dr. Nghiem is fluent in English, Spanish, and Vietnamese, and is currently seeing new patients. Dr. Nghiem’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nghiem’s office at (301) 212-4264.

    What languages does Dr. Nghiem speak?

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

    • English

    • Spanish

    • Vietnamese

    What conditions does Dr. Nghiem treat?

    As a Vascular & Interventional Radiologist, Dr. Nghiem 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. Nghiem. 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:

    • End-Stage Kidney Disease
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • ESRD
    • End-Stage Renal Failure

    ICD-10 Codes:

    • N186: End stage renal disease

    Also known as:

    • Uterine Fibroids
    • Leiomyoma
    • Fibromyoma
    • Myoma
    • Uterine growth

    ICD-10 Codes:

    • D259: Leiomyoma of uterus, unspecified

    Also known as:

    • Breast Cancer
    • Female Breast Cancer
    • Malignant Breast Tumor
    • Breast Carcinoma
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor

    ICD-10 Codes:

    • C50919: Malignant neoplasm of unspecified site of unspecified female breast
    • C50911: Malignant neoplasm of unspecified site of right female breast
    • C50912: Malignant neoplasm of unspecified site of left female breast

    Also known as:

    • Benign Soft Tissue Tumor
    • Benign Tumor
    • Non-cancerous soft tissue growth
    • Benign connective tissue tumor
    • Soft tissue mass

    ICD-10 Codes:

    • D219: Benign neoplasm of connective and other soft tissue, unspecified

    Also known as:

    • Pelvic and Perineal Pain
    • Pelvic Pain
    • Perineum pain
    • Pelvic floor pain
    • Pain in groin area

    ICD-10 Codes:

    • R102: Pelvic and perineal pain

    Also known as:

    • Colorectal Cancer
    • Colon cancer
    • Rectal cancer
    • Bowel cancer
    • Malignant neoplasm of colon
    • Malignant neoplasm of rectum

    ICD-10 Codes:

    • C189: Malignant neoplasm of colon, unspecified
    • C20: Malignant neoplasm of rectum

    Also known as:

    • Lung Cancer
    • Bronchial cancer
    • Malignant neoplasm of lung
    • Pulmonary cancer

    ICD-10 Codes:

    • C3490: Malignant neoplasm of unspecified part of unspecified bronchus or lung

    Also known as:

    • Non-Hodgkin Lymphoma
    • Lymphoma
    • Lymphatic Cancer
    • Lymphosarcoma
    • NHL

    ICD-10 Codes:

    • C8590: Non-Hodgkin lymphoma, unspecified, unspecified site

    Also known as:

    • Pancreatic Cancer
    • Pancreas Cancer
    • Malignant Pancreatic Tumor
    • Pancreatic Carcinoma

    ICD-10 Codes:

    • C259: Malignant neoplasm of pancreas, unspecified

    Also known as:

    • Vein Compression
    • Vascular Disease
    • Venous Compression Syndrome
    • Pinched Vein
    • Vein Entrapment

    ICD-10 Codes:

    • I871: Compression of vein

    Also known as:

    • Heavy and Frequent Periods (Regular Cycle)
    • Menstruation
    • Menorrhagia
    • Polymenorrhea
    • Abnormal Uterine Bleeding

    ICD-10 Codes:

    • N920: Excessive and frequent menstruation with regular cycle

    Also known as:

    • Brain disease (encephalopathy)
    • Brain Disease
    • Brain disorder
    • Brain dysfunction
    • Encephalopathy

    ICD-10 Codes:

    • G9340: Encephalopathy, unspecified

    Also known as:

    • Ovarian Cancer
    • Ovarian Epithelial, Fallopian Tube, and Primary Peritoneal Cancer Treatment (PDQ)
    • Cancer of the ovary
    • Ovarian carcinoma
    • Female reproductive cancer

    ICD-10 Codes:

    • C569: Malignant neoplasm of unspecified ovary

    Also known as:

    • Endometrial Cancer
    • Uterine Cancer
    • Endometrial Cancer Treatment (PDQ®)
    • Malignant Endometrial Tumor
    • Endometrial Carcinoma
    • Cancer of the Endometrium

    ICD-10 Codes:

    • C541: Malignant neoplasm of endometrium

    Also known as:

    • Pelvic Varicose Veins
    • Varicose Veins
    • Pelvic Congestion Syndrome
    • Pelvic Venous Insufficiency
    • Ovarian Vein Reflux

    ICD-10 Codes:

    • I862: Pelvic varices

    Also known as:

    • Prostate Cancer
    • Prostate Cancer Treatment (PDQ®)
    • Prostatic Carcinoma
    • Prostate Gland Cancer
    • Malignant Prostate Tumor

    ICD-10 Codes:

    • C61: Malignant neoplasm of prostate

    Also known as:

    • Stomach Cancer
    • Gastric Cancer
    • Malignant Neoplasm of Stomach
    • Stomach Tumor

    ICD-10 Codes:

    • C169: Malignant neoplasm of stomach, unspecified

    What procedures does Dr. Nghiem perform?

    As a Vascular & Interventional Radiologist, Dr. Nghiem 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. Nghiem. 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:

    • Inserting a Long-Term IV Port (Central Line)
    • Tunneled central venous catheter insertion
    • Subcutaneous port placement
    • Central line with port

    CPT Codes:

    • 36561: Insertion of tunneled centrally inserted central venous access device, with subcutaneous port; age 5 years or older

    Also known as:

    • Removal of Tunneled Central Venous Catheter
    • Central Line Removal
    • Tunneled Catheter Extraction
    • Venous Access Device Removal

    CPT Codes:

    • 36589: Removal of tunneled central venous catheter, without subcutaneous port or pump

    Also known as:

    • Tunneled Central Venous Catheter Removal
    • Central Line Explant
    • Port-a-Cath Removal
    • Implantable Venous Access Device Removal
    • Tunneled Catheter Extraction

    CPT Codes:

    • 36590: Removal of tunneled central venous access device, with subcutaneous port or pump, central or peripheral insertion

    Also known as:

    • Selective Artery Catheter Placement
    • Selective Vein Catheter Placement
    • Specialized Vein Catheter Placement
    • Arterial Catheterization
    • Vascular Catheter Placement
    • Diagnostic Catheter Insertion
    • Venous Catheterization
    • Jugular Vein Catheter
    • Renal Vein Catheter
    • Selective Venous Catheterization
    • Deep Vein Catheter Insertion
    • Diagnostic Vein Catheter

    CPT Codes:

    • 36247: Selective catheter placement, arterial system; initial third order or more selective abdominal, pelvic, or lower extremity artery branch, within a vascular family
    • 36011: Selective catheter placement, venous system; first order branch (eg, renal vein, jugular vein)
    • 36012: Selective catheter placement, venous system; second order, or more selective, branch (eg, left adrenal vein, petrosal sinus)

    Also known as:

    • Blood Vessel Blocking for Tumors or Organ Problems
    • Venous Embolization
    • Vascular embolization
    • Artery occlusion for tumors
    • Organ ischemia embolization
    • Therapeutic embolization
    • Vein Occlusion Procedure
    • Vascular Malformation Embolization
    • Varicocele Embolization

    CPT Codes:

    • 37243: Vascular embolization or occlusion, inclusive of all radiological supervision and interpretation, intraprocedural roadmapping, and imaging guidance necessary to complete the intervention; for tumors, organ ischemia, or infarction
    • 37241: Vascular embolization or occlusion, inclusive of all radiological supervision and interpretation, intraprocedural roadmapping, and imaging guidance necessary to complete the intervention; venous, other than hemorrhage (eg, congenital or acquired venous malformations, venous and capillary hemangiomas, varices, varicoceles)

    Also known as:

    • PICC Line Insertion (Adult/Older Child)
    • Long-Term Central Venous Catheter Insertion
    • Peripherally Inserted Central Catheter
    • PICC Line Placement
    • Central Venous Catheter Insertion
    • Tunneled central line placement
    • Central venous access device insertion
    • Hickman catheter insertion
    • Broviac catheter insertion

    CPT Codes:

    • 36573: Insertion of peripherally inserted central venous catheter (PICC), without subcutaneous port or pump, including all imaging guidance, image documentation, and all associated radiological supervision and interpretation required to perform the insertion; age 5 years or older
    • 36558: Insertion of tunneled centrally inserted central venous catheter, without subcutaneous port or pump; age 5 years or older

    Also known as:

    • Central Venous Catheter Replacement
    • Tunneled Catheter Exchange
    • Central Line Replacement
    • IV Catheter Change

    CPT Codes:

    • 36581: Replacement, complete, of a tunneled centrally inserted central venous catheter, without subcutaneous port or pump, through same venous access

    Also known as:

    • Central Line Check with Contrast Dye
    • Central Venous Catheter Study
    • Central Line Imaging
    • Contrast Study for Central Access Device

    CPT Codes:

    • 36598: Contrast injection(s) for radiologic evaluation of existing central venous access device, including fluoroscopy, image documentation and report

    Also known as:

    • Clearing Blocked Dialysis Access with Balloon and Clot Removal
    • Dialysis Graft Thrombectomy
    • Dialysis Fistula Angioplasty
    • Dialysis Access Declotting
    • Peripheral Dialysis Segment Repair

    CPT Codes:

    • 36905: Percutaneous transluminal mechanical thrombectomy and/or infusion for thrombolysis, dialysis circuit, any method, including all imaging and radiological supervision and interpretation, diagnostic angiography, fluoroscopic guidance, catheter placement(s), and intraprocedural pharmacological thrombolytic injection(s); with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty

    Also known as:

    • Dialysis Circuit Angioplasty with Balloon
    • Dialysis Fistula Angioplasty
    • Dialysis Graft Angioplasty
    • Peripheral Dialysis Segment Angioplasty

    CPT Codes:

    • 36902: Introduction of needle(s) and/or catheter(s), dialysis circuit, with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, radiological supervision and interpretation and image documentation and report; with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty

    Also known as:

    • Artery Blocking Procedure
    • Vascular Occlusion
    • Arterial Embolization
    • Blood Vessel Coiling
    • AVM Embolization

    CPT Codes:

    • 37242: Vascular embolization or occlusion, inclusive of all radiological supervision and interpretation, intraprocedural roadmapping, and imaging guidance necessary to complete the intervention; arterial, other than hemorrhage or tumor (eg, congenital or acquired arterial malformations, arteriovenous malformations, arteriovenous fistulas, aneurysms, pseudoaneurysms)

    Also known as:

    • Sphenopalatine Ganglion Block
    • Trigeminal Nerve Block
    • SPG Block
    • Nasal Ganglion Block
    • Headache Nerve Block
    • Trigeminal Nerve Injection
    • Facial Nerve Block
    • Ophthalmic Nerve Block
    • Maxillary Nerve Block

    CPT Codes:

    • 64505: Injection, anesthetic agent; sphenopalatine ganglion
    • 64400: Injection(s), anesthetic agent(s) and/or steroid; trigeminal nerve, each branch (ie, ophthalmic, maxillary, mandibular)

    Does Dr. Nghiem accept my insurance?

    Dr. Nghiem accepts most major insurance plans. Important: Please call our office at (301) 212-4264 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Nghiem accept in Rockville, MD?

    Dr. Nghiem in Rockville, 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

    • Medicare

    • Riverside Health

    • State of Maryland

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Nghiem's office located?

    Dr. William Nghiem's Primary Practice

    9715 Medical Center Dr Ste 105

    Rockville, MD 20850

    (301) 212-4264

    Get Directions

    Dr. William Nghiem's Practice 2

    1003 W 7th St Ste A

    Frederick, MD 21701

    Get Directions

    Dr. William Nghiem's Practice 3

    20410 Observation Dr Ste 104

    Germantown, MD 20876

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

    Dr. Nghiem's National Provider Identifier (NPI) number is 1851559223.

    What common questions do patients ask about Dr. Nghiem?

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

    What is Dr. William Nghiem's specialty?

    Dr. Nghiem is a Vascular & Interventional Radiologist near Rockville, MD. A vascular and interventional radiologist is responsible to diagnose and treat diseases using various imaging modalities, including fluoroscopy, digital radiography, computed tomography, sonography, and magnetic resonance imaging. Contact Dr. Nghiem to book an appointment today.

    Is this Dr. William Nghiem affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Nghiem is affiliated with Frederick Health Hospital, Adventist HealthCare Shady Grove 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

    Where can I learn more about Vascular & Interventional Radiologist?

    Explore Vascular & Interventional Radiologist 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 William Nghiem accepting new patients in Rockville, MD?

    Yes, Dr. William Nghiem is accepting new patients at this time.

    Does Dr. William Nghiem offer online booking?

    Please contact Dr. Nghiem's office at (301) 212-4264 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with William Nghiem?

    Please contact Dr. Nghiem's office at (301) 212-4264 for information regarding telehealth appointment availability or for scheduling assistance.

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