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Dr. William Tseng, MD
South Pasadena, CA
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Tseng, Surgical Oncologist in South Pasadena, CA?
Dr. William Tseng, MD is a Surgical Oncologist, who primarily practices in South Pasadena, CA with 2 additional practice locations. He is board certified. Dr. Tseng graduated from Northwestern University The Feinberg School of Medicine. Dr. Tseng is fluent in English and Chinese, and is currently seeing new patients. Dr. Tseng’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tseng’s office at (323) 442-9062.
What are Areas of Expertise for Dr. Tseng?
Dr. William Tseng, MD is a highly-rated, board-certified Surgical Oncologist 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. Tseng empowers patients to confidently navigate their health journey, specializing in Sarcoma, Sarcoma-Soft Tissue, or comprehensive wellness support. Serving the South Pasadena/CA community, Dr. Tseng is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Tseng go to medical school and complete their residency?
Medical School: Northwestern University The Feinberg School of Medicine
What languages does Dr. Tseng speak?
Dr. Tseng and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does Dr. Tseng treat?
As a Surgical Oncologist, Dr. Tseng 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. Tseng. 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:
- Soft Tissue Sarcoma
- Soft Tissue Cancer of Left Lower Limb
- Cancer
- Connective Tissue Disorder
- Malignant Soft Tissue Tumor
- Connective Tissue Cancer
- Soft Tissue Cancer
- Sarcoma of left leg
- Malignant soft tissue tumor of left leg
- Connective tissue cancer of left leg
ICD-10 Codes:
- C499: Malignant neoplasm of connective and soft tissue, unspecified
- C4922: Malignant neoplasm of connective and soft tissue of left lower limb, including hip
- C4921: Malignant neoplasm of connective and soft tissue of right lower limb, including hip
- C495: Malignant neoplasm of connective and soft tissue of pelvis
- C494: Malignant neoplasm of connective and soft tissue of abdomen
- C493: Malignant neoplasm of connective and soft tissue of thorax
Also known as:
- Retroperitoneal Cancer
- Cancer
- Retroperitoneal Tumor
- Malignant Retroperitoneal Neoplasm
- Abdominal Cancer
ICD-10 Codes:
- C480: Malignant neoplasm of retroperitoneum
Also known as:
- Other Soft Tissue Disorder
- Connective Tissue Disorder
- Muscle Disorder
- Muscle and connective tissue problems
- Uncommon soft tissue conditions
- Various soft tissue ailments
ICD-10 Codes:
- M7989: Other specified soft tissue disorders
Also known as:
- Trunk Lump or Swelling
- Right Arm Lump or Swelling
- Body Mass
- Torso Lump
- Trunk Nodule
- Right Upper Limb Mass
- Bump on Right Arm
- Right Arm Nodule
ICD-10 Codes:
- R222: Localized swelling, mass and lump, trunk
- R2231: Localized swelling, mass and lump, right upper limb
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Abdominal or Pelvic Swelling, Mass, or Lump
- Belly lump
- Pelvic mass
- Abdominal swelling
ICD-10 Codes:
- R1900: Intra-abdominal and pelvic swelling, mass and lump, unspecified site
Also known as:
- Cancer Follow-up Exam
- Cancer
- Post-cancer treatment checkup
- Malignancy surveillance
- Oncology follow-up
ICD-10 Codes:
- Z08: Encounter for follow-up examination after completed treatment for malignant neoplasm
Also known as:
- Bone, Soft Tissue, or Skin Growth of Unknown Type
- Bone Disease
- Skin Condition
- Bone tumor of unknown nature
- Skin lesion of unknown type
- Soft tissue mass of unknown behavior
ICD-10 Codes:
- D492: Neoplasm of unspecified behavior of bone, soft tissue, and skin
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:
- Soft Tissue Cancer of Right Upper Limb or Shoulder
- Cancer
- Connective Tissue Disorder
- Right Arm Soft Tissue Cancer
- Right Shoulder Soft Tissue Sarcoma
- Malignant Soft Tissue Tumor Right Arm
- Right Upper Limb Sarcoma
ICD-10 Codes:
- C4911: Malignant neoplasm of connective and soft tissue of right upper limb, including shoulder
Also known as:
- Desmoid Tumor
- Desmoid tumor
- Aggressive Fibromatosis
- Deep Fibromatosis
- Desmoid Fibromatosis
ICD-10 Codes:
- D48119: Desmoid tumor of unspecified site
Also known as:
- Benign Nerve System Tumor
- Autonomic Nervous System Disorder
- Benign Tumor
- Peripheral Nerve Disorder
- Non-cancerous nerve growth
- Benign peripheral nerve neoplasm
- Benign autonomic nerve neoplasm
ICD-10 Codes:
- D3610: Benign neoplasm of peripheral nerves and autonomic nervous system, unspecified
Also known as:
- Soft Tissue Tumor of Uncertain Behavior
- Connective Tissue Disorder
- Connective Tissue Neoplasm
- Soft Tissue Growth
- Uncertain Soft Tissue Mass
ICD-10 Codes:
- D481: Neoplasm of uncertain behavior of connective and other soft tissue
Also known as:
- Lipoma
- Benign Tumor
- Fatty tumor
- Fatty lump
- Benign fatty growth
- Adipose tumor
ICD-10 Codes:
- D179: Benign lipomatous neoplasm, unspecified
Which procedures does Dr. Tseng perform as a Surgical Oncologist?
As a Surgical Oncologist, procedures performed by a Dr. William Tseng may include:
- 3D Conformal Radiotherapy
- Adaptive Radiation Therapy (ART)
- Adrenalectomy
- Blood Thinning Therapy / Anticoagulation
- Blood Transfusion Consultation
- Blood Transfusion Follow Up
- Bone Excision
- Bone Grafting
For detailed information, please contact Dr. Tseng's office.
Does Dr. Tseng accept my insurance?
Dr. Tseng accepts most major insurance plans. Important: Please call our office at (323) 442-9062 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Tseng accept in South Pasadena, CA?
Dr. Tseng in South Pasadena, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Shield of California
CalOptima
Centene
City of Los Angeles
CVS Health (formerly Aetna)
Express Scripts
Medicare
Other Health Care Provider
UnitedHealthcare
View All Insurances
Where is Dr. Tseng's office located?
Dr. William Tseng's Primary Practice
209 Fair Oaks Ave
South Pasadena, CA 91030
(323) 442-9062
What is Dr. Tseng's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Tseng's National Provider Identifier (NPI) number is 1417071242.
What common questions do patients ask about Dr. Tseng?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Tseng
What is Dr. William Tseng's specialty?
Dr. Tseng is a Surgical Oncologist near South Pasadena, CA. A surgical oncologist is a highly qualified and trained surgeon with specialized expertise in the prevention, diagnosis, treatment, and rehabilitation of cancer patients. They have received additional training in a multidisciplinary approach and dedicate a significant portion of their practice to these areas, as well as to cancer research. Contact Dr. Tseng to book an appointment today.
Is this Dr. William Tseng affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Tseng is affiliated with City of Hope - Duarte Cancer Center 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 Surgical Oncologist?
Explore Surgical Oncologist 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 Tseng accepting new patients in South Pasadena, CA?
Yes, Dr. William Tseng is accepting new patients at this time.
Does Dr. William Tseng offer online booking?
Please contact Dr. Tseng's office at (323) 442-9062 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with William Tseng?
Please contact Dr. Tseng's office at (323) 442-9062 for information regarding telehealth appointment availability or for scheduling assistance.
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