42 CFR § 424.520 - Effective date of Medicare billing privileges.

---
identifier: "/us/cfr/t42/s424.520"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "42 CFR § 424.520 - Effective date of Medicare billing privileges."
title_number: 42
title_name: "Public Health"
section_number: "424.520"
section_name: "Effective date of Medicare billing privileges."
chapter_name: "CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "B"
subchapter_name: "MEDICARE PROGRAM"
part_number: "424"
part_name: "CONDITIONS FOR MEDICARE PAYMENT"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 1302 and 1395hh."
regulatory_source: "53 FR 6634, Mar. 2, 1988, unless otherwise noted."
cfr_part: "424"
---


# 424.520 Effective date of Medicare billing privileges.

(a) *Surveyed, certified or accredited providers and suppliers.* The effective date for billing privileges for providers and suppliers requiring State survey, certification or accreditation is specified in § 489.13 of this chapter. If a provider or supplier is seeking accreditation from a CMS-approved accreditation organization, the effective date is specified in § 489.13.

(b) *Independent Diagnostic Testing Facilities.* The effective date for billing privileges for IDTFs is specified in § 410.33(i) of this chapter.

(c) *DMEPOS suppliers.* The effective date for billing privileges for DMEPOS suppliers is specified in § 424.57(b) of this subpart and section 1834(j)(1)(A) of the Act.

(d) *Additional provider and supplier types.* (1) The effective date of billing privileges for the provider and supplier types identified in paragraph (d)(2) of this section is the later of—

(i) The date of filing of a Medicare enrollment application that was subsequently approved by a Medicare contractor; or

(ii) The date that the provider or supplier first began furnishing services at a new practice location.

(2) The provider and supplier types to which paragraph (d)(1) of this section applies are as follows:

(i) Physicians.

(ii) Non-physician practitioners.

(iii) Physician organizations.

(iv) Non-physician practitioner organizations.

(v) Ambulance suppliers.

(vi) Opioid treatment programs.

(vii) Part B hospital departments.

(viii) Clinical Laboratory Improvement Amendment labs.

(ix) Intensive cardiac rehabilitation facilities.

(x) Mammography centers.

(xi) Mass immunizers/pharmacies.

(xii) Radiation therapy centers.

(xiii) Home infusion therapy suppliers.

(xiv) Physical therapists.

(xv) Occupational therapists.

(xvi) Speech language pathologists.

[73 FR 69940, Nov. 19, 2008, as amended at 75 FR 50418, Aug. 16, 2010; 79 FR 72531, Dec. 5, 2014; 84 FR 63203, Nov. 15, 2019; 85 FR 70355, Nov. 4, 2020; 86 FR 62419, Nov. 9, 2021]