What's the Difference Between PAs and NPs?

Physician assistants and nurse practitioners do similar work, but their training, philosophy, and scope set them apart. Both are non-physician providers who perform physical exams, treat patients, and prescribe medications. Where they diverge is in how they're educated, how independently they practice, and how specialized they become.

Key Takeaways

• PAs train in general medicine; NPs specialize in a population or area such as pediatrics, gerontology, or mental health.
• Both careers require a master's degree. NPs have wide online options; PA programs rarely offer distance learning.
• NPs often practice more independently. In 27 states plus DC they have full-practice authority.
• Demand is strong for both. NPs earn a median of $129,210; PAs earn $133,260.

What PAs and NPs Do

Both are qualified for a wide range of primary and acute care. PAs commonly administer immunizations, set broken bones, and close incisions during surgery. NPs assist in ERs and ORs, order and analyze tests, manage chronic conditions, and oversee a patient's overall health.

The core difference is focus. PAs are trained in general medicine. NPs specialize in an area of medicine or a population group such as pediatrics, gerontology, women's health, or mental health. PAs more often work directly alongside a specialist physician and build deep technical or procedural skill. NPs more often work in cognitive fields like family medicine, pediatrics, and internal medicine.

At a Glance

Physician Assistant

• Duties: primary and acute care across general medicine.
• Philosophy: disease-centered, focused on diagnosing and treating the immediate ailment.
• Workplace: medical offices, hospitals, outpatient care facilities.
• Credentials: national certification plus a state medical or PA board license.
• Education: master's from an accredited program, roughly 2,000 hours of clinical rotations. Doctoral programs exist.
• Median salary: $133,260.

Nurse Practitioner

• Duties: primary and acute care within a certified specialty.
• Philosophy: advanced nursing, holistic and patient-centered.
• Workplace: medical offices, hospitals, outpatient care facilities.
• Credentials: specialty certification plus a state nursing board license.
• Education: master's from an accredited program, roughly 1,000 hours of clinical training. Doctoral programs exist.
• Median salary: $129,210.

Salary data: U.S. Bureau of Labor Statistics, May 2024.

Which Job Fits You

Choose NP if you're drawn to a specialty and want more autonomy. RNs already have a head start, since NP programs admit licensed nurses. If you haven't finished your undergraduate work yet, start toward a BSN now.

Choose PA if you want a broad range of tasks and procedures without committing to one specialty. The PA route also lets people already working in healthcare step up into more advanced patient care.

NPs generally practice with more independence. According to the American Association of Nurse Practitioners (AANP), 27 states plus the District of Columbia grant full-practice authority, which lets NPs work under the oversight of the state nursing board rather than a supervising physician. State laws change, so check your board for current rules. Elsewhere, NPs work in collaboration with or under the supervision of a physician. PAs almost always work under physician supervision.

Demand is strong either way. The physician shortage is real, and the system keeps pushing to deliver care more efficiently. NPs and PAs train faster and cost less than physicians, so reliance on both will keep climbing.

Education Requirements

Both careers typically require a master's from an accredited program, though doctoral options exist. The industry has debated for years whether to require a doctorate instead of a master's for these roles, but nothing has been decided. The appeal is clear: you take on work similar to a physician's without the full length of medical school.

Beyond classroom instruction, programs include clinical training (about 2,000 hours for PAs, 1,000 for NPs) and usually run two to three years. From there the paths split.

Eligibility

Most NP schools admit only registered nurses who hold a BSN, though some run bridge programs for nurses with an associate degree or diploma.

PA programs expect undergraduate coursework in basic and behavioral sciences such as chemistry, physiology, and anatomy. Applicants usually need 500 to 1,000 hours of hands-on patient care, earned as a lab or ER technician, paramedic, RN, CNA, or similar role. Hour and experience requirements vary by school.

Programs

There are more than 300 accredited PA programs nationwide. They move from classroom instruction into clinical rotations across family medicine, internal medicine, surgery, and pediatrics. Most end in a Master of Physician Assistant Studies (MPAS), though Master of Medical Science (MMSc) and Master of Science Physician Assistant (MSPA) degrees exist too.

NP programs are organized by specialty, such as family nurse practitioner, adult-gerontology acute care, or pediatric primary care. Most specialties further split into primary care or acute care, so along with location and cost, confirm a school offers your concentration. Family nurse practitioner programs are among the most common, alongside gerontology, adult care, emergency medicine, and mental health. Five organizations offer national NP certification. Roughly 400 institutions offer accredited NP programs, most awarding an MSN or DNP.

Studying Online

Most NP programs now run online, either partially (72%) or fully (13%). These typically pair virtual classes with clinical training at approved facilities near the student. Even fully online programs usually require two or three campus visits for immersive onsite work.

Distance learning is far less common for PAs. PA programs are rarely fully online, and any with distance instruction still include in-person clinical training.

Getting Certified

PAs pass the Physician Assistant National Certification Exam (PANCE), then apply for a state license. A certificate of added qualification (CAQ) is available in seven specialties, including emergency medicine, pediatrics, and psychiatry. CAQs are optional, but every PA completes 100 hours of continuing medical education every two years and passes a recertification exam every 10 years.

NPs pass the certification exam for their specialty and apply for an advanced-practice license from the state nursing board. Maintaining certification typically means 1,000 clinical hours plus 100 hours of continuing education in the specialty every five years. Post-master's and post-doctoral programs, usually about a year of study and clinical work, are available for sub-specialty certification.

How the Philosophies Differ

Modern training standards for both roles took shape in the mid-1960s. PA curriculum was built by physicians and modeled on medical school, with a disease-centered approach that targets the ailment or injury. NPs are advanced practice registered nurses (APRNs), a group that also includes nurse anesthetists and nurse midwives. Their training follows nursing's holistic, patient-centered model, weighing factors like a patient's lifestyle and long-term health when building a treatment plan.

Where They Work

Healthcare economics drives demand for both in nearly every setting. Americans are living longer, and as the population ages, the need for primary care keeps outpacing supply. NPs and PAs are well paid but earn a little more than half what physicians do, which makes them attractive to administrators looking to add staff and treat more patients cost-effectively. Most jobs for both are in physicians' offices and hospitals.

For PAs:

• 52% in physicians' offices
• 26% in state, local, or private hospitals
• 8% in outpatient care centers

For NPs:

• 46% in physicians' offices
• 26% in hospitals
• 8% in outpatient care centers

BLS does not break the data down further by APRN role, but NPs make up the majority of APRNs.

Career Outlook

BLS counts about 155,540 PAs against 307,390 NPs. PA jobs are projected to grow 20.4% through 2034; NP jobs 40.1%. Both rates run much faster than the average across all occupations.

Pay

The PA median is $133,260 (BLS, May 2024). PAs in outpatient care centers tend to out-earn peers, followed by those in general medical and surgical hospitals and physicians' offices. The NP median is $129,210, just below PAs, with the same workplace ranking: outpatient facilities, then hospitals, then physicians' offices. NPs in other health practitioners' offices and at colleges and universities still average six figures.

Frequently Asked Questions

What's the main difference between a PA and an NP? Training and philosophy. PAs are educated in general medicine on a disease-centered model built by physicians. NPs are advanced practice registered nurses who specialize in a population or area and follow nursing's holistic, patient-centered model.

Do PAs or NPs earn more? They're close. The BLS median was $133,260 for physician assistants and $129,210 for nurse practitioners in May 2024. Actual pay depends more on setting and location than on the title, with outpatient care centers paying the most in both fields.

Can an NP practice without a supervising physician? In 27 states plus the District of Columbia, NPs have full-practice authority and answer to the state nursing board rather than a physician (AANP). Elsewhere they practice in collaboration with or under a physician. PAs almost always work under physician supervision. State laws change, so check your board.

Which has more online options? NP programs do. Most run online either partially (about 72%) or fully (about 13%), with some onsite immersions. PA programs rarely offer distance learning and still require in-person clinical training.

How long does each path take? Both typically require a master's and run two to three years, including clinical training of roughly 2,000 hours for PAs and 1,000 hours for NPs. Doctoral options exist for both.

Which field is growing faster? Nurse practitioner jobs are projected to grow about 40% from 2024 to 2034, against roughly 20% for physician assistants (BLS). Both rates run far above the average for all occupations.