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Nurse Residency Accreditation Explained: ANCC PTAP vs Vizient/AACN vs CCNE

"Accredited" is the most useful word on a residency page — if you know what it means. Here's a plain-English guide to the three you'll see.

Last updated 2026-07-10

Accreditation tells you an independent body has reviewed the program against national standards for curriculum, preceptorship, mentoring, and outcomes. It's the closest thing to a quality guarantee in a crowded field.

ANCC PTAP

The Practice Transition Accreditation Program from the American Nurses Credentialing Center (part of the American Nurses Association) is the most widely recognized U.S. residency accreditation. PTAP sets standards across program leadership, organizational enculturation, development and design, practice-based learning, and quality outcomes. In our directory, over 1,100 of the 1,213 programs hold ANCC PTAP.

Vizient/AACN Nurse Residency Program

A widely used, evidence-based curriculum co-developed by Vizient and the American Association of Colleges of Nursing (AACN). It's known for a strong, standardized 12-month curriculum and a large multi-site outcomes database. Programs may hold Vizient/AACN, PTAP, or both.

CCNE

The Commission on Collegiate Nursing Education accredits nursing education programs and also offers accreditation for entry-to-practice residency/fellowship programs. You'll see it less often on residencies than PTAP but it is a legitimate, rigorous standard.

How much should accreditation weigh?

A lot — but it isn't the only thing. An accredited program at a hospital you can't stand isn't the right choice. Use accreditation to build your shortlist, then weigh specialty fit, support, and culture (see how to choose). You can filter the directory to ANCC PTAP–accredited programs.

Frequently asked questions

What is ANCC PTAP accreditation?

ANCC PTAP (Practice Transition Accreditation Program) is the American Nurses Credentialing Center's accreditation for nurse residency and fellowship programs, setting national standards for curriculum, preceptorship, mentoring, and quality outcomes.

Is a non-accredited nurse residency bad?

Not necessarily — some good programs simply haven't pursued accreditation. But accreditation removes guesswork, so it's a strong tiebreaker, especially at unfamiliar employers.

What's the difference between ANCC PTAP and Vizient/AACN?

PTAP is an accreditation standard a program is measured against; Vizient/AACN is a specific standardized residency curriculum many hospitals adopt. Programs may hold one, the other, or both.