- What the Credential Is
- Who Issues It and Who Does Not
- Eligibility at a Glance
- Exam Format and Scoring
- The Two-Axis Blueprint
- Registration, Fees and Delivery
- Reading the Published Pass Rate
- Staying Certified: The Three-Year Cycle
- Where the Credential Fits in Practice
- Sequencing Your Preparation by Domain
- Frequently Asked Questions
- CUNP means Certified Urologic Nurse Practitioner, issued by the Certification Board for Urologic Nurses and Associates (CBUNA).
- The exam has 175 single-best-answer questions, a 4-hour limit, a 72% passing standard and no guessing penalty.
- Blueprint Axis I (patient problems) and Axis II (NP activities) each total 100%; never add all 11 percentages.
- Applicants need an MSN or DNP, two years of NP experience and at least 800 urologic patient-care hours in three years.
What the Credential Is
CUNP stands for Certified Urologic Nurse Practitioner. It is a specialty certification for nurse practitioners who already hold state recognition and a national NP certification and who spend a substantial part of their practice caring for patients with urologic conditions. It does not replace your NP licensure or your national board certification. It sits on top of them and documents advanced, urology-specific knowledge.
If you have seen "CUNP" used for other credentials elsewhere online, set those aside. This article, and this site, concern only the urologic nurse practitioner credential. For shorter definitions of the term, see our explainers on what CUNP is and what CUNP stands for.
The credential tests two things at once: what you know about specific genitourinary problems (kidney stones, incontinence, prostate disease, urinary tract infection and so on) and what you can do as an NP in relation to those problems (assess, diagnose, prescribe, perform procedures, educate, consult). That two-dimensional design shapes every question on the exam, and it is the single most important thing to understand before you begin studying.
Who Issues It and Who Does Not
The certifying body is the Certification Board for Urologic Nurses and Associates, abbreviated CBUNA. The Society of Urologic Nurses and Associates (SUNA) hosts CBUNA's certification information on its website, which leads some candidates to assume SUNA itself issues the credential. It does not; the two are separate organizations. That distinction matters in practice in one way: SUNA membership is optional for certification, but members pay a lower exam fee than nonmembers.
CBUNA's current notices identify CMS as the testing agency and describe fully remote examinations after your application is reviewed. However, the March 2025 handbook, some legacy C-NET and PSI pages, and certain recertification wording still describe testing-center instructions. Because of that inconsistency, always follow the delivery instructions on the current CBUNA application and scheduling pages rather than relying on a blog post, a forum thread or an older PDF. Our CUNP exam dates guide explains how to confirm current scheduling.
Eligibility at a Glance
For U.S. applicants, CBUNA requires all of the following:
- Completion of a nationally accredited nursing program
- An MSN or DNP degree
- Two years of NP experience
- At least 800 clinical urologic patient-care hours within the preceding three years
- State recognition as an NP
- Current CBUNA-accepted national NP certification
Two points deserve caution. First, the national certifying board lists conflict: the 2025 handbook includes AACN, while the current eligibility webpage omits it. If your national NP certification comes through AACN, confirm directly with CBUNA before you pay anything, because acceptance through that board is unconfirmed. Second, a legacy C-NET page describes a one-year NP route for existing CURN holders. That route does not appear in current issuer eligibility, so plan on the two-year requirement.
International applicants need the specified approved education and practice experience plus NP recognition from the nursing regulator in their country or province. The examination is given in English, and CBUNA may review transcripts. A fuller walk-through is in our CUNP requirements guide.
Exam Format and Scoring
| Feature | CUNP Detail |
|---|---|
| Question count | 175 questions, including unscored pilot items |
| Question style | Single-best-answer multiple choice |
| Time limit | 4 hours |
| Guessing penalty | None |
| Passing standard | 72%, set using the Angoff procedure |
Because there is no guessing penalty, you should never leave an item blank. Because some of the 175 items are unscored pilot questions, you cannot tell which ones count, so treat every question as if it does. Four hours for 175 items works out to a little under 1.4 minutes per question on average, which is comfortable for most clinicians but not generous if you linger over case stems.
The 72% standard was established with the Angoff procedure, in which subject-matter experts judge how a minimally competent candidate would perform on each item. In other words, the cut score reflects a defined competence standard, not a curve against other test takers. Read more in our CUNP passing score guide.
The Two-Axis Blueprint
CBUNA's official examination blueprint was adopted in April 2023 and took effect in January 2024. It is retained on the current Exam Details page and reproduced in the full 2025 handbook. The blueprint lists 11 categories, but they are arranged on two axes, and every exam question is classified on both.
Axis I: Patient Problems
Domain 2: Urinary Tract Inflammations and Disorders (24%)
The largest patient-problem category. Expect infection, inflammation and related disorders of the urinary tract to appear repeatedly.
- Recurrent and complicated infection management
- Diagnostic reasoning from presentation and urinalysis findings
- Treatment selection and follow-up
Domain 3: Voiding Dysfunctions, Including Incontinence (23%)
Nearly as heavy as Domain 2, and a clinical area where assessment, behavioral and pharmacologic options all come into play.
- Differentiating types of incontinence
- Matching intervention to the underlying dysfunction
Domain 4: Obstructive Uropathies and Trauma, Including Stones and BPH (20%)
Stones, benign prostatic hyperplasia and obstructive or traumatic injury to the urinary tract.
- Recognizing obstruction and its complications
- Medical versus procedural management decisions
Domain 6: Genitourinary Lesions, Benign and Malignant (17%)
Benign and malignant lesions, with emphasis on recognition, workup and appropriate referral or treatment.
The two smaller patient-problem categories are Domain 5, Sexual Dysfunctions, Disorders of Genitalia and Male Infertility (10%), and Domain 1, Common Pediatric Disorders (6%). Do not skip them: a 6% category still represents roughly 10 or 11 questions on a 175-item exam, and pediatric urology is an area many adult-focused NPs have not touched since school.
Axis II: Nurse Practitioner Activities
| Domain | Activity | Weight |
|---|---|---|
| 7 | Assess and diagnose pathologic processes and complications of urologic conditions | 35% |
| 8 | Prescribe/perform interventions, including treatments, therapies, and procedures consistent with comprehensive care needs | 30% |
| 9 | Educate patient, family, other health care professionals and the public about urologic conditions | 28% |
| 10 | Consult for and with peers and other health care professionals regarding specific cases | 4% |
| 11 | Participate in the practice management and research activities to promote optimal outcomes, e.g., case management, coordination of care, quality improvement | 3% |
Assessment and diagnosis is the heaviest activity at 35%, which means that a large share of the exam asks you to interpret a clinical scenario and decide what is going on. Interventions (30%) and education (28%) together account for most of the rest. Notice how little weight consultation and practice management carry: Domains 10 and 11 combined are 7% of the activity axis. For a deeper domain-by-domain breakdown, read our CUNP exam domains guide.
Registration, Fees and Delivery
You apply to CBUNA, and your application is reviewed before you are cleared to schedule. Current CBUNA notices describe fully remote delivery following that review, though older handbook language references testing centers, so follow the instructions you receive with your approval.
| Item | SUNA Member | Nonmember |
|---|---|---|
| Initial exam fee | USD 350 | USD 445 |
| Discounted retake (once, within 12 months) | USD 250 | USD 345 |
| Continuing-education renewal | USD 300 | USD 325 |
Membership in SUNA is optional, and the initial-exam difference between member and nonmember pricing is USD 95. Whether joining makes sense depends on the membership dues you would pay, which you should check on the SUNA site; compare that figure against your savings before deciding. Our CUNP certification cost guide lays out the full budget, including items beyond the exam fee.
Reading the Published Pass Rate
CBUNA's published 2024 statistics show an 88% administration-based pass rate. That figure comes from 22 passes across 25 test administrations involving 24 unique candidates, because one candidate tested twice. Two cautions apply.
- It is a small cohort. Twenty-four people is not a large sample, so a single result moves the percentage noticeably.
- It is not the passing standard. The 88% describes what happened to one historical group; the 72% describes the score you need. The first does not predict your individual result.
A reasonable reading is that most candidates who reach the exam are already experienced NPs with substantial urology practice behind them, so the group is self-selected. That is context, not a guarantee. Our CUNP pass rate analysis and difficulty guide go further.
Staying Certified: The Three-Year Cycle
Certification lasts three years and expires on December 31 of the renewal year. To renew you must hold current licensure and current CBUNA certification, and you must document 800 hours of urologic practice during the three-year certification period. Then you choose one of two paths:
- Reexamination, or
- 36 approved urology contact hours earned during that period, including no more than 10 nephrology hours.
The continuing-education route costs USD 300 for members and USD 325 for nonmembers. Because the nephrology cap is only 10 of the 36 hours, plan your continuing education so that most credits are squarely urologic from the start rather than discovering late that your hours do not qualify. Policy details and renewal eligibility are on CBUNA's recertification pages.
Where the Credential Fits in Practice
The most natural fit is an NP working in a urology practice, a health-system urology department, a stone or continence clinic, an oncology-urology service or a pelvic-health program. Because eligibility requires 800 clinical urologic patient-care hours in the preceding three years, the credential effectively belongs to NPs whose daily work already centers on genitourinary care rather than to those hoping to break into the field.
Whether it moves your pay, scope or marketability depends on your employer and region, and we do not quote figures we cannot source from the issuer. For a measured discussion, see whether CUNP certification is worth it, our salary guide and the overview of CUNP jobs.
Key Takeaway
Treat CUNP as a credential that validates urology practice you are already doing. Start tracking your 800 urologic hours and your continuing-education documentation early, because eligibility and renewal both depend on records you cannot easily reconstruct later.
Sequencing Your Preparation by Domain
The blueprint tells you where to spend time. Weight your early weeks toward the three big patient-problem categories (Domains 2, 3 and 4, which together make up 67% of Axis I), and treat the Axis II activities as a lens you apply while studying each condition rather than as separate content. A sample eight-week arc follows; adjust it to your own gaps. For a fuller plan, use the CUNP study guide.
Urinary Tract Inflammations and Voiding Dysfunction
- Domain 2 first because it is the largest category at 24%
- Domain 3 alongside it, since infection and voiding problems often overlap clinically
- For each condition, rehearse the assessment-and-diagnosis step first
Obstruction, Stones, BPH and Trauma
- Domain 4, framing each topic as a diagnosis-then-intervention decision
- Practice distinguishing medical from procedural management
Lesions, Sexual Dysfunction and Pediatrics
- Domain 6 (17%) and Domain 5 (10%)
- Give Domain 1 pediatric disorders dedicated time if you rarely see children
Education, Practice Management and Timed Practice
- Patient-education scenarios for Domain 9 (28%)
- Light review of Domains 10 and 11, then full-length timed sets mirroring the 175-question, 4-hour format
When you take practice questions on our CUNP practice test site, review every miss by asking which axis it came from: was the gap in the condition (Axis I) or in what an NP should do about it (Axis II)? Tracking both tells you more than a single overall score. If you want a condensed refresher late in your prep, the CUNP cheat sheet collects must-know facts, and you can keep drilling with additional sets at our main practice exam.
Frequently Asked Questions
It shows that an NP has met CBUNA's eligibility requirements and passed (or maintained through approved renewal) a specialty exam covering urologic patient problems and NP activities. It supplements, but does not replace, your NP license and national certification.
No. Membership is optional. Members simply pay lower fees: USD 350 versus USD 445 for the initial exam.
No. Domains 1-6 (Axis I) total 100% and Domains 7-11 (Axis II) total 100%. Every question is classified on both axes, so adding all 11 would double-count the exam.
Three years, expiring December 31 of the renewal year. You renew with 800 urologic practice hours plus either reexamination or 36 approved urology contact hours, with no more than 10 nephrology hours.
CBUNA offers one discounted retake within 12 months: USD 250 for members or USD 345 for nonmembers. Use your first attempt's weak axes and domains to focus the second round of preparation.
For related background reading, see our overviews of CUNP certification and CUNP training.