Two doctoral pathways exist in nursing: the Doctor of Nursing Practice (DNP) and the PhD in nursing (or DNS/DNSc). They are not interchangeable, and choosing the wrong one is an expensive mistake — tuition runs $30,000–$100,000+ per program, and the credential shapes your entire career trajectory. This guide compares them directly and gives you a concrete framework for deciding which fits your goals.
Fast-scan comparison: DNP vs. PhD
| Factor | DNP | PhD (or DNS/DNSc) |
|---|---|---|
| Degree focus | Clinical practice — applying evidence to patient care and systems | Research — generating new nursing knowledge |
| Typical length (post-MSN) | 2–4 years (part-time often available) | 4–6 years (usually full-time) |
| Typical length (post-BSN, direct entry) | 3–5 years | 4–6 years |
| Clinical hours required | 1,000+ post-baccalaureate practice hours | None (research-focused) |
| Dissertation / final project | Scholarly practice project (quality improvement, EBP, systems change) | Original research dissertation |
| Funding during program | Rare; most students self-fund while working | Common; research assistantships, NIH training grants, fellowships |
| Post-graduation salary | APRN role median: $120,000–$130,000 (NP/CRNA/CNM) | Nursing faculty median: $90,000–$110,000 (varies widely by rank/institution) |
| Primary career outcomes | APRN practice, clinical leadership, administration, DNP-to-faculty (limited) | Tenure-track faculty, research scientist, NIH-funded investigator |
| Who it's for | Clinicians who want to stay in practice or lead health systems | Nurses who want to generate primary research and teach at research universities |
What the DNP is — and what it is not
The DNP is a practice doctorate. It was developed by the American Association of Colleges of Nursing (AACN) and first launched in the early 2000s to elevate the practice preparation of advanced practice nurses. The AACN recommended in 2004 that the DNP become the terminal degree for APRNs by 2015 — that deadline passed without full implementation, but the DNP has become the standard entry credential for NP programs at many major institutions.
The DNP prepares nurses to:
- Apply research evidence to direct patient care and population health
- Lead quality improvement and patient safety initiatives
- Manage health systems, clinical programs, and interprofessional teams
- Function at the highest level of clinical practice (as NP, CRNA, CNM, or CNS)
The DNP does not prepare nurses to conduct original primary research, secure NIH funding, or enter a tenure-track research faculty position at a research-intensive university. A DNP graduate is not qualified to run a funded research lab. That requires a PhD.
What the PhD is — and what it is not
The PhD (or DNS/DNSc, which are functionally equivalent at most institutions) is a research doctorate. It prepares nurses to generate new knowledge that advances the science of nursing — designing and conducting original studies, publishing in peer-reviewed journals, and competing for external research funding.
The PhD prepares nurses to:
- Design and conduct original nursing research (clinical trials, mixed methods, qualitative research, epidemiological studies)
- Publish primary research in peer-reviewed journals
- Apply for and manage NIH, AHRQ, and foundation research grants
- Hold tenure-track positions at research universities (R1 and R2 institutions)
- Train the next generation of nurse researchers
The PhD does not prepare nurses to prescribe medications, manage patients as an APRN, or gain new clinical privileges. A PhD in nursing does not extend your scope of practice. If you want to treat patients after your doctorate, you need the DNP.
Decision framework: 4 factors that drive the choice
1. Clinical practice vs. research orientation
This is the clearest separator. Ask yourself: in five years, do you see yourself in a patient care setting — treating patients, managing a clinical team, running a practice — or in a research environment, designing studies and writing grant proposals?
If you cannot imagine giving up direct patient care, choose the DNP. The PhD does not keep your clinical skills current, and most PhD programs do not include clinical practice hours. After 4–6 years in a research program, APRN recertification requirements become difficult to maintain alongside doctoral study.
If you are drawn to generating knowledge — designing a study to test whether a specific intervention improves outcomes, then publishing results that change how nurses everywhere practice — choose the PhD.
Some nurses choose one path and wish they had chosen the other. The clearest warning sign: DNP graduates who enroll hoping to become research faculty at major universities often find they are limited to teaching-only or clinical faculty positions, not tenure-track research appointments. That decision is made before they finish their degree.
2. Income during the program
DNP programs are commonly designed for working clinicians. Many are structured as part-time, weekend, or hybrid programs, allowing you to maintain full-time APRN or RN employment while completing the doctorate. You continue earning your clinical salary throughout — typically $80,000–$120,000+ depending on your current role.
PhD programs are typically full-time, and most research-intensive programs expect doctoral students to work in the research lab and not hold outside employment. The trade-off is that PhD students in nursing often receive funding: research assistantships ($20,000–$30,000/year stipend), NRSA T32 training grants from NIH, or school-based fellowships that cover tuition and provide a living stipend. The funding does not fully replace a clinical salary, but it is real.
If your financial situation requires maintaining a full professional income during your doctoral program, the DNP’s part-time structure makes it far more accessible.
3. Post-graduation salary differences
The salary comparison depends heavily on what you do with each degree:
DNP graduate working as an APRN: The DNP itself does not change your billing rights, NPI, or prescriptive authority — those come from your APRN certification (NP, CRNA, CNM, CNS). What the DNP changes is career ceiling. DNP-prepared APRNs are competitive for leadership roles: director of advanced practice, system-level clinical leadership, executive nurse positions, and faculty positions at schools that train DNP students (clinical faculty, not tenure-track research faculty).
BLS data (May 2024, SOC 29-1171): Nurse practitioners median annual wage — $126,260. CRNA median — $214,060. CNM median — $129,560.
PhD graduate working as nursing faculty: The BLS categories nursing faculty under Postsecondary Teachers (SOC 25-1072). The 2024 median for health specialties teachers was $99,840. However, ranges are wide — clinical assistant professor at a teaching university may earn $75,000–$90,000; associate/full professor at an R1 with active NIH funding may earn $120,000–$160,000+. Faculty salary also varies dramatically by institution type, geographic location, and whether you hold an endowed chair.
The key comparison: An NP with a DNP practicing in a primary care setting will typically earn more per year than a nursing professor with a PhD. This reversal happens because NPs have billing revenue tied to their practice — they generate reimbursable clinical services. Faculty salaries, unless supplemented by significant grant funding (which can pay some salary), do not reach the ceiling of APRN practice. If income maximization is a significant factor, the DNP pathway leads to higher peak earnings for most nurses.
4. Clinical practice vs. academia career path
The PhD is the standard credential for tenure-track faculty positions at research universities. If you want to teach at a major nursing school, be promoted to associate and full professor, serve on doctoral dissertation committees, and compete for the grants that fund nursing research programs, you need the PhD. Schools that produce PhD nurses want their PhD program faculty to be PhD-prepared.
The DNP is the standard credential for clinical faculty, practice-focused faculty, and DNP program faculty at schools that train advanced practice nurses. You can teach with a DNP, but your role will typically be as a clinical instructor, adjunct, or non-tenure-track faculty — not as a research-focused tenure-line appointment.
Neither credential precludes teaching. Both credentials precludes certain paths: PhD does not give you clinical authority; DNP does not give you research tenure at an R1 institution.
Bridge programs: BSN-to-DNP and BSN-to-PhD
You do not need a master’s degree to pursue a nursing doctorate. Both degree types have direct-entry options for BSN-prepared nurses.
BSN-to-DNP programs: These programs take 3–5 years post-BSN and combine the MSN (NP or other APRN specialty) with the DNP. If you already know you want to be an NP and want the highest practice credential, this is an efficient path. Programs typically include the 1,000 clinical practice hours alongside the doctoral scholarly project. Many major nursing schools offer BSN-to-DNP tracks: Duke, Vanderbilt, University of Michigan, Johns Hopkins, and dozens of others.
BSN-to-PhD programs: Less common but available at major research universities. These programs admit exceptional BSN graduates who demonstrate research potential even without master’s-level training. They typically take 4–6 years and include coursework that covers content equivalent to the MSN before advancing to doctoral research. Fully funded positions are more common in these programs because research universities want to recruit talented researchers early.
If you have your MSN, the most common path is MSN-to-DNP (post-master’s DNP, 2–3 years) or PhD post-master’s. See MSN programs for context on the master’s landscape.
Who should not choose the DNP
- Nurses who want to generate primary nursing research, publish original studies, and compete for NIH grants. The DNP’s scholarly project is evidence implementation and quality improvement — not original research. DNP graduates are trained to use research, not create it.
- Nurses who want tenure-track research faculty positions at R1 universities. Most R1 and R2 research universities require a PhD for tenure-track positions in nursing. A DNP is insufficient.
- Nurses who want to study nursing science at its theoretical foundations — nursing theory, philosophy of science, psychometrics, measurement science. These are PhD domains.
Who should not choose the PhD
- Nurses who want to maintain clinical practice after graduation. PhD programs are full-time research programs that do not maintain your clinical skills or support APRN recertification. Prescriptive authority and clinical privileges require an APRN role; the PhD does not provide or maintain those.
- Nurses who need to continue earning a full clinical salary during their program. PhD programs in nursing are typically full-time, and the stipend does not match clinical wages.
- Nurses who are motivated by direct patient impact over research contribution. If what drives you is treating individual patients — helping a specific person feel better, making a clinical decision that changes an outcome — the research environment of the PhD may feel disconnected from that motivation.
- Nurses who want the fastest path to clinical leadership roles: CNO, VP of Nursing, Director of Advanced Practice. These roles value the DNP’s operational and clinical systems training more than the research skills a PhD develops.
Frequently asked questions
Can a DNP call themselves a doctor? Yes. The DNP is a doctoral degree, and holders are entitled to use the “Dr.” title professionally. In clinical settings, some institutions have policies governing when doctoral-prepared clinicians use the “Dr.” title to avoid patient confusion with physician titles — policies vary by state and institution.
Is the DNP replacing the MSN as the entry credential for NPs? The AACN has recommended the DNP as the terminal degree for APRN practice, and a growing number of NP programs are DNP-entry only. However, MSN-level NP programs continue to exist and graduate new APRNs. The transition is ongoing, not complete. An MSN-prepared NP with national certification has the same prescriptive authority as a DNP-prepared NP.
Can a PhD nurse in nursing practice as an NP? Only if they hold a separate APRN certification. The PhD is an academic credential and does not confer clinical practice authority. A PhD nurse who completed an NP track during their master’s degree and holds active national NP certification can maintain clinical practice, but the PhD itself provides no new clinical authority.
Which degree takes longer? The PhD generally takes longer — 4–6 years full-time post-bachelor’s vs. 2–4 years for a post-MSN DNP. However, because DNP students often pursue the degree while working full-time, the elapsed calendar time may be similar or longer despite fewer required credit hours.
Do PhD nurses make more money than DNP nurses? Usually, no — not across the career. DNP-prepared APRNs in clinical practice typically earn more than PhD-prepared nursing faculty, because APRN billing rates are high and faculty salaries are institutionally capped. PhD nurses who secure substantial NIH funding and reach full professor rank at well-funded universities can earn competitive salaries, but these positions are competitive and require sustained research productivity.
Which is harder to get into? Research PhD programs at top nursing schools are extremely selective — often single-digit acceptance rates — because they offer funded positions and want students with strong research potential. DNP programs vary widely; some are highly selective (at top schools), others have rolling admissions. The DNP is generally more accessible at entry, but nursing school quality varies significantly.