NPI number for psychologists

Psychologists need an NPI for Medicare, every commercial panel, testing referrals and group-practice billing. The general Psychologist code works; most licensed clinicians choose the Clinical specialization.

Short answer: psychologists need an NPI when a payer, platform or employer puts them on a claim. The NPI is free, takes minutes, and lasts for life. SimpleNPI files it for you for free, usually within 10 minutes, or you can apply yourself at NPPES. Check the free lookup first in case you already have one.

Who asks psychologists for an NPI

Medicare and Medicaid: Enrollment in PECOS and state Medicaid starts with the NPI.
Commercial panels and platforms: Credentialing, CAQH and claims all key on it.
Hospitals and group practices: Your Type 1 NPI is the rendering provider on the claim.
Testing and forensic referrals: Referring providers and courts increasingly ask for the NPI on reports.

When you can skip it

Academic or research psychologists who never bill. Clinicians almost always need one.

Taxonomy code for a psychologist

The taxonomy code tells CMS and every payer your profession. For most psychologists it is 103T00000X, Psychologist. SimpleNPI enters it for you from your license type.

Also used	NUCC name	When
`103TC0700X`	Clinical Psychologist	Psychologist, Clinical: the most common specialization for licensed clinical psychologists.
`103TC2200X`	Clinical Child & Adolescent Psychologist	Psychologist, Clinical Child & Adolescent.
`103TH0004X`	Health Psychologist	Psychologist, Health.
`103G00000X`	Clinical Neuropsychologist	Clinical Neuropsychologist.

Your license on the application

Enter your psychology license number and state exactly as the board lists it.

Before you are licensed

Postdoctoral residents and psychological associates can get an NPI with the Psychologist taxonomy; doctoral students use 390200000X.

Two free ways to get it

Option 1 · Free · Easiest

SimpleNPI files it for you

One short form: name, license, contact, address, identity and an e-signed authorization. About 3 minutes, no CMS account to create.
A person checks your license and address, then files the application with CMS under your signed authorization.
Your NPI arrives by email and text, with all the documentation, usually within 10 minutes. Filed after midnight Eastern? It issues around 6 am Eastern.

Usually within 10 minutes after the form is complete.

Start the free application

Option 2 · Free

Apply yourself at NPPES

Create an Identity & Access account at nppes.cms.hhs.gov.
Choose Apply for an NPI for myself, Individual (Type 1).
Enter identity, addresses, taxonomy code and license number, then certify and submit.

Usually a few business days; often minutes when the Social Security match passes.

Go to NPPES

What you need (either path)

Legal name exactly as it appears on your Social Security card, date of birth, Social Security number, sex, and birth state or country
Email and mobile phone
Mailing address and practice address (home is fine)
Psychologist license number (PhD, PsyD, EdD) and the state that issued it

Questions psychologists ask

What is the taxonomy code for a psychologist?

103T00000X, Psychologist, or 103TC0700X, Psychologist, Clinical, for licensed clinical psychologists. Either is accepted by payers.

Can a postdoc or psychological associate get an NPI?

Yes. CMS issues the NPI to the person; list the license you hold now and update NPPES when the full license arrives.

Written by Ammon Hardin, LMT, who grew a massage practice to ten locations, built a veteran therapy network, and credentialed a large number of providers along the way. Updated Tue Oct 27, 2026. Free to read, free to use; SimpleNPI files NPI applications for free.