How many types of medical credentialing in healthcare?

1. Professional Credentialing

This type verifies the qualifications and background of individual healthcare providers such as physicians, nurses, and allied health professionals. It involves validating education, training, licensure, certifications, work experience, and professional references to ensure providers meet required standards to practice safely and competently

2. Credentialing Maintenance (Re-credentialing)

This is the ongoing process of periodically re-verifying that healthcare providers maintain current and valid credentials. It typically occurs every 1-3 years and includes updating licensure, certifications, malpractice history, and compliance with evolving professional standards

3. Provider Enrollment (Payer Credentialing)

This involves enrolling healthcare providers into insurance networks or health plans after verifying their credentials meet the payer’s requirements. Successful enrollment allows providers to bill and receive reimbursements from insurance companies

4. Facility Credentialing

This type focuses on healthcare organizations like hospitals, clinics, and ambulatory surgical centers. It evaluates the facility’s compliance with regulatory and accreditation standards, policies, quality assurance, and patient safety measures to ensure the organization can participate in insurance networks and deliver quality care.

5. Specialized Credentialing Types

  • Initial Credentialing: The first-time comprehensive verification when a provider joins a new organization or network.

  • Hospital Credentialing: Grants privileges to admit and treat patients within a hospital setting.

  • Ambulatory Credentialing: Applies to outpatient facilities, granting permission to perform services there.

  • Medicare Credentialing: Specific credentialing required to bill Medicare and obtain a Provider Transaction Access Number (PTAN).

6. Privileging

This internal process grants providers specific clinical privileges based on verified credentials, authorizing them to perform certain procedures or treatments within a facility.

Each type of credentialing plays a vital role in ensuring healthcare providers and facilities meet quality, safety, and regulatory standards, enabling them to deliver care and receive appropriate reimbursement.

Conclusion:

In summary, credentialing in healthcare broadly falls into professional credentialing, credential maintenance, provider enrollment, and facility credentialing, with additional specialized types depending on the setting and payer requirements.

Best Medical Credentialing Services For Physicians in 2025 & 2026 across the USA