Your Guide to OBS Credentialing

By Kelly Dragon, MSN, RN, Clinical Review Specialist 

Kelly Dragon is a clinical review specialist and surveyor with ACHC. She has 17 years of nursing experience in both hospital and ambulatory environments. Kelly’s background includes obstetrical nursing, perioperative nursing, and adjunct clinical teaching. 

Posted: July 6, 2026

Credentialing serves as a foundational safeguard in healthcare. Office-based surgery practices are often challenged by a process that feels designed for bigger healthcare settings. Understanding the purpose and the steps it involves can help.

At its core, credentialing is intended to be a seamless, recurrent process that ensures only qualified and competent providers are granted the authority to care for patients. Credentialing follows a deliberate, sequential process with two distinct phases. Each step is defined by state regulations and accreditation standards and must align with the organization’s bylaws and policies.

Phase I

Step 1: Submission of a comprehensive application that includes educational history, work experience, a request for specific clinical privileges, attestation statements, and an agreement to abide by the facility’s governing rules. For a solo practitioner—especially one who is also filling the role of the governing body—this may feel unnecessary, but it serves as the basis of a strong risk management strategy directly related to patient safety, regulatory compliance, and quality of care.

Step 2: Primary source verification (PSV), either directly or through a credentials verification organization (CVO), where key credentials such as medical education and residency, licensure, and board certifications are confirmed directly from the original sources. Background checks and exclusion list screenings such as NPDB, OIG, and state licensing board queries for disciplinary actions or revocations are part of this process step, too. The documentation of these searches provides evidence of unrestricted qualifications that are especially important in small settings, where a single individual may be both applicant and approver.

Phase II

Once verification of all information is complete, the application is reviewed for privileging. This is a critical checkpoint—credentialing decisions cannot be delegated to administrative personnel or to the applicant alone.

Step 3: A qualified medical professional reviews the complete application and makes a formal (written) recommendation to the organization’s governing body. This recommendation can come from a second member of the medical staff or from an outside physician within the same specialty for a solo physician practice.

Step 4: An approval letter must be issued by the governing body. This body holds the ultimate responsibility for approval. A decision must be clearly documented in meeting minutes, and an official decision letter must be issued to the applicant. In an office-based setting, this could be the same individual. This makes the complete and thorough documentation of steps 1 – 3 essential to the integrity of the process.

Renewal of privileges

Credentialing does not end after initial approval. Recredentialing, or reappointment, is required every 36 months. All credentials with expiration dates are again subject to PSV with the addition of an updated evaluation of the provider’s performance by a second, qualified medical professional. This assessment may include peer review activities, quality assessment and performance improvement (QAPI) data, and observed demonstration of clinical competence. The goal is to ensure that providers maintain the standards required to deliver safe, effective care over time.

Survey findings

Despite its importance, credentialing is a common area for survey deficiencies. Frequent issues include:

  • Steps performed out of order. For example, an approval letter dated before receipt of the background checks.
  • Incomplete or missing verifications.
  • Missing documentation of current competence.
  • Timing gaps in privileging approvals.
  • Insufficient detail reflecting governing body review of the application.
  • Privileging approval letters signed by an individual who is not a member of the governing body.

Deficiencies lead to survey findings that require plans of correction and place the organization at risk of delays in achieving or maintaining ACHC Accreditation.

Key takeaway

Credentialing in office-based surgery (OBS) is far more than a routine administrative task. While it is time-sensitive, its role as a vital component of risk management, patient safety, and organizational integrity warrants a thoughtful and thorough approach.

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