Articles
North Carolina Healthcare Provider Directory
North Carolina has a strong medical education foundation and growing healthcare workforce. Here's how to find providers in the Tar Heel State.
Georgia Healthcare Providers: A State Guide
Georgia's healthcare system is centered on Atlanta but extends across a diverse and rapidly growing state. Here's how to find providers in the Peach State.
How to Find LGBTQ+ Affirming Healthcare Providers
Finding a healthcare provider who is knowledgeable about and affirming of LGBTQ+ health needs is important for quality care. Here's how to start your search.
Cardiology Specialties: Interventional, Electrophysiology, and More
Cardiology has several distinct subspecialties. Here's a breakdown of what each type of cardiologist does and when you might be referred to one.
Understanding Deactivated NPI Numbers
NPI numbers can be deactivated when a provider retires, changes profession, or passes away. Here's what deactivation means and what happens to those records.
How to Find a Physical Therapist Through NPPES
Physical therapists are among the most common non-physician providers in NPPES. Here's how to find one near you using DoctorDataHub.
Radiology Providers: Types and Specializations
Radiology encompasses diagnostic imaging and interventional procedures. Here's a breakdown of the main radiology subspecialties registered in NPPES.
What Do ENT Doctors (Otolaryngologists) Treat?
ENT doctors specialize in the ear, nose, throat, and related structures of the head and neck. Here's what they treat and when to seek a referral.
Pennsylvania Healthcare Provider Guide
Pennsylvania's healthcare landscape is anchored by Philadelphia and Pittsburgh, with strong regional systems throughout the state. Here's how to find providers.
Illinois Healthcare: Finding Providers in the Prairie State
Illinois is home to world-class medical centers in Chicago and a diverse network of providers statewide. Here's how to navigate the Prairie State's healthcare landscape.
What Is a Board-Certified Doctor?
Board certification indicates that a physician has met the specialty-specific competency standards set by their medical board. Here's what it means and how to verify it.
Finding Pediatricians: A Parent's Guide
Choosing a pediatrician is one of the first healthcare decisions new parents make. Here's how to find and evaluate pediatric providers using NPPES data.
How to Read an NPI Registry Entry
NPI registry entries contain more information than many people realize. Here's a field-by-field breakdown of what you'll find on a provider profile.
Hospital-Based vs. Office-Based Providers: Key Differences
Not all providers see patients in a traditional office setting. Here's how hospital-based and office-based providers differ and how NPPES captures them.
Understanding Physician Assistants and Nurse Practitioners
PAs and NPs have expanded dramatically as primary care and specialty providers. Here's what distinguishes them and how to find them in NPPES.
Psychiatry vs. Psychology: Finding Mental Health Providers
Psychiatrists and psychologists both treat mental health conditions, but they have different training and capabilities. Here's how to find both in NPPES.
How to Find a Male Cardiologist
Cardiology remains a male-dominated specialty. Here's how to use DoctorDataHub to find male cardiologists by state and subspecialty.
What Is an NPI Number and Why Does It Matter?
Every licensed healthcare provider in the United States has a unique 10-digit NPI number. Here's what it is, why it exists, and how to use it.
How to Look Up a Doctor's NPI Number in Seconds
Looking up an NPI number is fast and free. Learn the quickest ways to find any provider's NPI using DoctorDataHub's search tools.
Understanding the NPPES Database: America's Provider Registry
The NPPES is the federal database behind every NPI number. Here's how it works, who maintains it, and what data it contains.