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CHRISTOPHER JOHN NICHOLLS PH.D.
NPI 1265655138
Clinical Neuropsychologist in Scottsdale, AZ

Active since April 10, 2007Opted out of Medicare · through Oct 1, 2027
8687 E VIA DE VENTURA, SUITE 113, SCOTTSDALE, AZ 85258(480) 998-2303(480) 998-3169 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Christopher John Nicholls Ph.d. NPPES

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

CHRISTOPHER JOHN NICHOLLS PH.D. (NPI 1265655138) is an individual clinical neuropsychologist in Scottsdale, Arizona, licensed in Arizona (1139) and active in the NPI registry since April 2007. He has opted out of Medicare through October 1, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1265655138
Entity TypeIndividualMale
Primary Taxonomy103G00000X
Provider Legal NameCHRISTOPHER JOHN NICHOLLSCredential: PH.D.
Location Address8687 E VIA DE VENTURA, SUITE 113Scottsdale, AZ 85258-3347
Mailing AddressPo Box 6159Scottsdale, AZ 85261-6159 · (480) 998-2303 · Fax (480) 998-3169
Phone(480) 998-2303
Fax(480) 998-3169
Sole ProprietorNo
Enumeration DateApril 10, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1265655138 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in AZ · 1139
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 1139 (AZ)
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 1139 (AZ)
8687 E VIA DE VENTURA, Scottsdale, AZ 85258
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Christopher John Nicholls Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 1, 2015 through October 1, 2027.

Opt-Out Effective DateOctober 1, 2015
Opt-Out In Effect ThroughOctober 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

TREVA OCKENFELS RN
Registered Nurse
8687 E VIA DE VENTURA, #110
SCOTTSDALE, AZ 85258
Maricopa County (480) 609-9000
MS. MARTHA ROSARIO HERNANDEZ R.N.,M.S.,A.P.R.N.,
Nurse Practitioner (Psychiatric/Mental Health)
8687 E VIA DE VENTURA, 318
SCOTTSDALE, AZ 85258
Maricopa County (480) 905-8755
DR. GAY SHARON PIES EDD
Psychologist (Counseling)
8687 E VIA DE VENTURA, 318
SCOTTSDALE, AZ 85258
Maricopa County (480) 905-8755
ABRAHAM ALBERTO GUTIERREZ
Licensed Practical Nurse
8687 E VIA DE VENTURA
SCOTTSDALE, AZ 85258
Maricopa County (480) 516-1405
VALERIE HOFFMAN PSY.D.
Psychologist (Clinical)
8687 E VIA DE VENTURA, SUITE 113
SCOTTSDALE, AZ 85258
Maricopa County (480) 998-2303
MISS SHAWNEE STEVENSON LPN
Licensed Practical Nurse
8687 E VIA DE VENTURA, SUITE 207
SCOTTSDALE, AZ 85258
Maricopa County (480) 609-9000
MARIA A HASAN LPN
Licensed Practical Nurse
8687 E VIA DE VENTURA
SCOTTSDALE, AZ 85258
Maricopa County (480) 609-9000
VIRGINIA MARIE RIVERA LPN
Licensed Practical Nurse
8687 E VIA DE VENTURA, SUITE #110
SCOTTSDALE, AZ 85258
Maricopa County (480) 609-9000

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 Christopher Nicholls's NPI number?

The NPI number for Christopher Nicholls is 1265655138. It was assigned to this individual provider in the NPPES registry on April 10, 2007.

Where is Christopher Nicholls located?

Christopher Nicholls practices at 8687 E Via De Ventura Suite 113, Scottsdale, AZ 85258. The listed phone number is (480) 998-2303.

What is Christopher Nicholls's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

Is Christopher Nicholls enrolled in Medicare?

No. Christopher Nicholls has opted out of Medicare through October 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Christopher Nicholls was last updated on September 11, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.