JL
39 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lederer, Radiation Oncologist in Honolulu, HI?
Dr. John Lederer, MD is a Radiation Oncologist, who primarily practices in Honolulu, HI. He has been practicing for over 39 years and is board certified by the American Board of Internal Medicine and American Board of Radiology. Dr. Lederer completed his residency at Univ Of Ut Med Ctr, Radiation Oncology; Univ Of Ut Med Ctr, Internal Medicine; Baylor Coll Of Med, Internal Medicine. Dr. Lederer is fluent in English, and is currently seeing new patients. Dr. Lederer’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lederer’s office at (808) 547-6881.
What are Areas of Expertise for Dr. Lederer?
Dr. John Lederer, MD is a highly-rated, board-certified Radiation 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. Lederer empowers patients to confidently navigate their health journey, specializing in Breast Cancer, Prostate Cancer, or comprehensive wellness support. Serving the Honolulu/HI community, Dr. Lederer is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Lederer go to medical school and complete their residency?
Residency: Univ Of Ut Med Ctr, Radiation Oncology; Univ Of Ut Med Ctr, Internal Medicine; Baylor Coll Of Med, Internal Medicine
Is Dr. Lederer board certified in Radiation Oncologist?
Yes, Dr. John Lederer, MD is board certified by the American Board of Internal Medicine , American Board of Radiology
What languages does Dr. Lederer speak?
Dr. Lederer and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Lederer treat?
As a Radiation Oncologist, Dr. Lederer 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. Lederer. 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:
- 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:
- Upper-Outer Quadrant Right Female Breast Cancer
- Breast Cancer
- Widespread Left Female Breast Cancer
- Upper-Inner Quadrant Right Female Breast Cancer
- Early Breast Cancer of the Right Breast
- Upper-Inner Quadrant Left Female Breast Cancer
- Early Breast Cancer of the Left Breast
- Lower-Inner Quadrant Left Female Breast Cancer
- Lower-Outer Quadrant Right Female Breast Cancer
- Early Breast Cancer
- Right female breast cancer upper-outer
- Upper-outer right female breast tumor
- Malignant growth in upper-outer right female breast
- Female Breast Cancer
- Malignant Breast Tumor
- Breast Carcinoma
- Left female breast cancer in multiple areas
- Diffuse left female breast cancer
- Malignant growth in overlapping sites of left female breast
- Right female breast cancer upper-inner
- Upper-inner right female breast tumor
- Malignant growth in upper-inner right female breast
- Intraductal carcinoma in situ right breast
- Precancerous cells right breast
- Non-invasive breast cancer right breast
- DCIS right breast
- Left female breast cancer upper-inner
- Upper-inner left female breast tumor
- Malignant growth in upper-inner left female breast
- Intraductal carcinoma in situ left breast
- Precancerous cells left breast
- Non-invasive breast cancer left breast
- DCIS left breast
- Left female breast cancer lower-inner
- Lower-inner left female breast tumor
- Malignant growth in lower-inner left female breast
- Right female breast cancer lower-outer
- Lower-outer right female breast tumor
- Malignant growth in lower-outer right female breast
- Carcinoma in situ of breast
- Stage 0 Breast Cancer
- Precancerous Breast Lesion
- Carcinoma in situ right breast
- Stage 0 breast cancer right breast
- Precancerous breast cells
- Non-invasive breast cancer
- Stage 0 breast cancer
ICD-10 Codes:
- C50411: Malignant neoplasm of upper-outer quadrant of right female breast
- C50412: Malignant neoplasm of upper-outer quadrant of left female breast
- C50811: Malignant neoplasm of overlapping sites of right female breast
- C50812: Malignant neoplasm of overlapping sites of left female breast
- C50211: Malignant neoplasm of upper-inner quadrant of right female breast
- D0511: Intraductal carcinoma in situ of right breast
- C50212: Malignant neoplasm of upper-inner quadrant of left female breast
- D0512: Intraductal carcinoma in situ of left breast
- C50312: Malignant neoplasm of lower-inner quadrant of left female breast
- C50511: Malignant neoplasm of lower-outer quadrant of right female breast
- D0592: Unspecified type of carcinoma in situ of left breast
- D0591: Unspecified type of carcinoma in situ of right breast
- D0590: Unspecified type of carcinoma in situ of unspecified breast
Also known as:
- Secondary Bone Cancer
- Secondary Brain Cancer
- Bone Cancer
- Brain Tumor
- Metastatic bone cancer
- Cancer spread to bone
- Bone metastases
- Metastatic brain cancer
- Brain metastases
- Cancer spread to brain
ICD-10 Codes:
- C7951: Secondary malignant neoplasm of bone
- C7931: Secondary malignant neoplasm of brain
Also known as:
- Lung Cancer Spread
- Lung Cancer
- Metastatic Lung Cancer
- Secondary Lung Tumor
- Lung Metastasis
- Left Lung Cancer
- Upper Lobe Lung Cancer
- Bronchial Cancer
ICD-10 Codes:
- C7800: Secondary malignant neoplasm of unspecified lung
- C3412: Malignant neoplasm of upper lobe, left bronchus or lung
Also known as:
- Colorectal Cancer
- Rectal cancer
- Colon cancer
- Bowel cancer
- Malignant neoplasm of rectum
ICD-10 Codes:
- C20: Malignant neoplasm of rectum
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
Which procedures does Dr. Lederer perform as a Radiation Oncologist?
As a Radiation Oncologist, procedures performed by a Dr. John Lederer may include:
- Abdominal Aortic Aneurysm (AAA) Screening
- Abdominal Imaging
- Abdominal Radiology Consultation
- Angiography
- Arthrography
- Barium Swallow
- Bone Biopsy
- Bone Density Measurement / DXA Scan
For detailed information, please contact Dr. Lederer's office.
Does Dr. Lederer accept my insurance?
Dr. Lederer accepts most major insurance plans. Important: Please call our office at (808) 547-6881 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lederer accept in Honolulu, HI?
Dr. Lederer in Honolulu, HI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene
Conifer Health Solutions
CVS Health (formerly Aetna)
Humana
Kaiser Permanente
Medicare
Other Health Care Provider
Quest
UnitedHealthcare
View All Insurances
Where is Dr. Lederer's office located?
Dr. John Lederer's Primary Practice
2226 Liliha St Ste B2
Honolulu, HI 96817
(808) 547-6881
What is Dr. Lederer's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lederer's National Provider Identifier (NPI) number is 1740253327.
What common questions do patients ask about Dr. Lederer?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lederer
What is Dr. John Lederer's specialty?
Dr. Lederer is a Radiation Oncologist near Honolulu, HI. A radiological oncologist specializes in the therapeutic applications of radiant energy and its modifiers. They focus on the study and management of diseases, particularly malignant tumors. Contact Dr. Lederer to book an appointment today.
Is this Dr. John Lederer affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lederer is affiliated with Straub Benioff Medical Center, Pali Momi 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 Radiation Oncologist?
Explore Radiation 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 John Lederer accepting new patients in Honolulu, HI?
Yes, Dr. John Lederer is accepting new patients at this time.
Does Dr. John Lederer offer online booking?
Please contact Dr. Lederer's office at (808) 547-6881 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Lederer?
Please contact Dr. Lederer's office at (808) 547-6881 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Lederer have?
Dr. John Lederer is certified by the American Board of Internal Medicine and American Board of Radiology.
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