What modifier should be appended with G0001, venipuncture specimen collection?
No modifier should be appended with G0001. • The table on page 22 of the May 2000 Special Bulletin lists procedure codes that may not be billed in addition to 59425 and 59426. Does that mean that other laboratory services may be billed separately? All services rendered to Medicaid recipients must be medically necessary. When the provider determines additional laboratory diagnostic tests are medically necessary during a prenatal visit, the laboratory test may be billed. • What is the appropriate code to use when billing for a purified protein derivative (PPD)? The appropriate code to use when billing for PPD is 86580, which includes providing an explanation of the procedure, injection of the antigen, reading the test and following up to assure that it is read. A separate service may NOT be billed for reading the skin test if it was negative. However, if the test is positive and additional follow-up, scheduling of a chest x-ray, initiation of medications, etc. is required, a CPT procedur
