Statewide totals
| Active NPI records | 168,597 |
| Registered sole proprietors | 39,869 (23.6%) |
Arizona has 39,869 records, or 23.6%, flagged as sole proprietors. This flag is self-reported and is an imperfect proxy for private practice, so the share should not be treated as a direct count of independently owned practices or practitioners.
Largest specialties in this state
| Specialty | Active NPIs |
|---|---|
| Pharmacist | 6,952 |
| Behavior Technician | 6,599 |
| Physical Therapist | 5,746 |
| Family Nurse Practitioner | 5,580 |
| Speech-Language Pathologist | 4,539 |
| Student in an Organized Health Care Education/Training Program | 4,293 |
| Family Medicine Physician | 4,259 |
| Internal Medicine Physician | 4,243 |
| Registered Nurse | 3,883 |
| Mental Health Counselor | 3,821 |
| General Practice Dentistry | 3,808 |
| Chiropractor | 3,369 |
| Physician Assistant | 3,313 |
| Clinical Social Worker | 3,084 |
| Professional Counselor | 2,841 |
| Dentist | 2,665 |
| Speech-Language Assistant | 2,396 |
| Occupational Therapist | 2,220 |
| Community/Behavioral Health Agency | 2,048 |
| Anesthesiology Physician | 2,035 |
| Optometrist | 1,905 |
| Psychiatric/Mental Health Nurse Practitioner | 1,797 |
| Durable Medical Equipment & Medical Supplies | 1,790 |
| Behavior Analyst | 1,681 |
| Social Worker | 1,679 |
| Pediatrics Physician | 1,647 |
| Specialist | 1,637 |
| Emergency Medicine Physician | 1,505 |
| Counselor | 1,499 |
| School Registered Nurse | 1,499 |
| Registered Dietitian | 1,463 |
| Nurse Practitioner | 1,392 |
| Addiction (Substance Use Disorder) Counselor | 1,359 |
| Home Health Agency | 1,293 |
| Massage Therapist | 1,231 |
| Assisted Living Facility | 1,188 |
| Psychiatry Physician | 1,134 |
| Naturopath | 1,128 |
| Surgery Physician | 1,102 |
| Medical Physician Assistant | 1,093 |
Common questions
How many active NPI records have a practice location in Arizona?
There are 168,597 active NPI records with a practice location in Arizona.
What does the sole-proprietor share indicate?
A total of 39,869 records, or 23.6%, are flagged as sole proprietors. The flag is self-reported and is an imperfect proxy for private practice.
Which specialties have the largest counts?
The largest listed specialties are Pharmacist (6,952), Behavior Technician (6,599), Physical Therapist (5,746), Family Nurse Practitioner (5,580), and Speech-Language Pathologist (4,539).
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