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LARRY CHARLES STEVENS, PH.D., P.C.
NPI 1417197666
Psychologist - Health in Flagstaff, AZ

Active since March 01, 2009
711 N BEAVER ST, FLAGSTAFF, AZ 86001(928) 779-3783(928) 773-1150 Get Directions Write a Review

NPPES record last updated: March 1, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Larry Charles Stevens, Ph.d., P.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LARRY CHARLES STEVENS, PH.D., P.C. (NPI 1417197666) is a healthcare organization registered as a health in Flagstaff, Arizona and active in the NPI registry since March 2009. The organization lists Larry Charles Stevens, President, as its authorized official.

NPPES Registry Identity

NPI1417197666
Entity TypeOrganization
Primary Taxonomy103TH0004X
Legal Business NameLARRY CHARLES STEVENS, PH.D., P.C.
Location Address711 N BEAVER STFlagstaff, AZ 86001-3103
Mailing Address711 N Beaver StFlagstaff, AZ 86001-3103 · (928) 779-3783 · Fax (928) 773-1150
Phone(928) 779-3783
Fax(928) 773-1150
Organization SubpartNo
Authorized OfficialLarry Charles StevensPresident · (928) 779-3783
Enumeration DateMarch 1, 2009
✔ NPI 1417197666 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · HealthBehavioral Health & Social Service Providers
Taxonomy Code103TH0004X
License✔ Licensed in AZ · 1177
Definition
A psychologist who specializes in clinical health psychology that investigates and implements clinical services across diverse populations and settings to promote health and well-being and to prevent, treat, and manage illness and disability. Clinical health psychology sees health as the confluence of psychological, social, cultural, and biological factors and applies this understanding to professional activities including:
711 N BEAVER ST, Flagstaff, AZ 86001
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Other Identifiers 1

Medicare UPINPHD1177AZ

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Larry Charles Stevens, Ph.d., P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by March 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateArizonaEnrollment IDO20090304000853Non-DME Part B · Clinic/Group PracticeDue dateMarch 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Larry Charles Stevens, Ph.D., P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Larry Stevens, PH.D.
Clinical Psychologist
NPI 1447371976
711 N BEAVER ST
Flagstaff, AZ 86001
(928) 779-3783
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Larry Charles Stevens, Ph.D., P.C.'s NPI number?

The NPI number for Larry Charles Stevens, Ph.D., P.C. is 1417197666. It was assigned to this organization in the NPPES registry on March 1, 2009.

Where is Larry Charles Stevens, Ph.D., P.C. located?

Larry Charles Stevens, Ph.D., P.C. is located at 711 N Beaver St, Flagstaff, AZ 86001. The listed phone number is (928) 779-3783.

What is Larry Charles Stevens, Ph.D., P.C.'s specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Health, with taxonomy code 103TH0004X.

Is Larry Charles Stevens, Ph.D., P.C. enrolled in Medicare?

Yes. Larry Charles Stevens, Ph.D., P.C. is registered in the Medicare PECOS enrollment system.

When is Larry Charles Stevens, Ph.D., P.C.'s Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Arizona, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Larry Charles Stevens, Ph.D., P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Larry Charles Stevens, Ph.D., P.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Larry Charles Stevens, Ph.D., P.C. was last updated on March 1, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.