Inclusion Criteria:

- Diagnosis of invasive breast cancer or DCIS

- Appropriate for genetic testing, defined as if they meeting one or more of the
following criteria (note that patients may be appropriate for genetic testing even if
they do not meet these criteria, but NCCN and most payers recognize these groups as
clearly appropriate for testing)

- Must be a primary malignancy (not recurrence), but can be second diagnosis if is a
contralateral cancer and the first cancer was not treated with mastectomy

- Female age ≥18,

- If Ashkenazi Jewish: Breast cancer diagnosis ≤ 60. Subjects will be presumed to be of
Ashkenazi ethnicity if Jewish religious preference is confirmed in subject and at
least 1 parent, unless they explicitly endorse Sephardic, Iranian, Yemeni/Ethiopian,
or Bukharan Jewish Decent, in which case non-Ashkenazi criteria will be applied.

If not Ashkenazi Jewish:

- Breast cancer diagnosis ≤ 45 OR

- Bilateral breast cancer, with first diagnosed ≤ 50 OR

- Breast cancer diagnosed at any age with a male relative with breast cancer OR

- Breast cancer diagnosis ≤ 50 with one or more of the following::

- 1 or more relative with breast cancer ≤ 50 or

- 1 or more relative with ovarian cancer

- Have not completed definitive surgical treatment

- For patients planning mastectomy for treatment, has not yet undergone mastectomy

- For patients planning breast conservation for treatment, has not yet begun adjuvant
radiation therapy

Exclusion Criteria:

- LCIS without invasive cancer (IDC or ILC) and without DCIS

- Previous breast cancer treated with mastectomy

- Plan for neoadjuvant chemotherapy before surgery

- Unable to complete English language questionnaires, as instruments have not been
validated in non-English speaking populations