Employer Identification Number (EIN) â The number assigned by the Internal Revenue Service. (IRS) for tax purposes. The Tax Identification Number is also known as TIN. Entity Type Code â The type of health care provider that is being assigned an NPI. Codes are as. follows: Entity Type Code 1 (A Person) â Individuals who render health care or furnish health.
Dr. Gregory Franz, MD, is a Hematology/Oncology specialist in Fayetteville, Georgia. He attended and graduated from University Of Rochester School Of Medicine And Dentistry in 2000, having over 18 years of diverse experience, especially in Hematology/Oncology.
1 Surgical oncologists also treat cancer by removing tumors or other cancerous tissue.  Depending on your case, you may also need to see other types of doctors for special cancer care. For instance, you may need to see a hematologist, who specializes in treating disorders of the blood, bone marrow, and lymph nodes. Sometimes, surgery might be done by a general surgeon instead of a surgical oncologist.