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Healthcare providers in Delaware: NPI counts by specialty

This page summarizes active National Provider Identifier (NPI) records in the CMS NPPES registry that list a practice location in Delaware. It covers 26,781 records, including 5,903, or 22.0%, flagged as sole proprietors. The largest listed specialties are Registered Nurse (1,244), Physical Therapist (1,179), Clinical Social Worker (1,027), Mental Health Counselor (912), and Pharmacist (857), providing a descriptive view of the provider mix for planning and analysis.

Statewide totals

Active NPI records26,781
Registered sole proprietors5,903 (22.0%)

The 5,903 sole-proprietor records represent 22.0% of the 26,781 active records with a Delaware practice location. This flag is self-reported and is an imperfect proxy for private practice, so it should not be read as a complete or definitive measure of independent practice.

Largest specialties in this state

SpecialtyActive NPIs
Registered Nurse1,244
Physical Therapist1,179
Clinical Social Worker1,027
Mental Health Counselor912
Pharmacist857
Student in an Organized Health Care Education/Training Program824
Internal Medicine Physician721
Family Medicine Physician689
Speech-Language Pathologist656
Family Nurse Practitioner639
Physician Assistant636
Addiction (Substance Use Disorder) Counselor613
School Registered Nurse597
Occupational Therapist505
Nurse Practitioner487
Chiropractor444
Pediatrics Physician417
School Psychologist412
General Practice Dentistry350
Professional Counselor321
Social Worker320
Durable Medical Equipment & Medical Supplies301
Certified Registered Nurse Anesthetist292
Behavior Technician266
Registered Dietitian265
Athletic Trainer265
Specialist258
Dentist255
Psychiatric/Mental Health Nurse Practitioner241
Optometrist240
Occupational Therapy Assistant239
Physical Therapy Assistant228
Emergency Medicine Physician223
Counselor201
Obstetrics & Gynecology Physician200
Licensed Practical Nurse200
Intellectual & Developmental Disabilities Psychologist192
Psychologist186
Home Health Agency182
Psychiatry Physician182

Source: CMS National Plan and Provider Enumeration System (NPPES) Data Dissemination file, FOIA-disclosable public data under CMS-6060-N. Aggregated by Hero EMR on 2026-08-03; deactivated NPIs excluded; specialty assigned from the primary taxonomy code (NUCC 25.1). Counts below 11 are suppressed. Individual providers are never published. All provider data pages.

Common questions

What records are included in this Delaware view?

It includes active NPI records in the CMS NPPES registry that report a practice location in Delaware.

Which specialties have the largest counts?

The largest listed specialties are Registered Nurse (1,244), Physical Therapist (1,179), Clinical Social Worker (1,027), Mental Health Counselor (912), and Pharmacist (857).

Does the sole-proprietor flag identify private practices?

It can provide an indication, but the flag is self-reported and is an imperfect proxy for private practice.

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