CHARLES PATRICK WILLIAMS PH.D.
NPI 1871573253
Psychologist in Seven Fields, PA

Active since January 20, 2006PECOS EnrolledAccepts Medicare Assignment
100 NORTHPOINTE CIR, SUITE 306, SEVEN FIELDS, PA 16046(724) 772-4848(724) 772-4888 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Charles Patrick Williams Ph.d. NPPES

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

CHARLES PATRICK WILLIAMS PH.D. (NPI 1871573253) is an individual psychologist in Seven Fields, Pennsylvania, licensed in Pennsylvania (PS003358L) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1982).

NPPES Registry Identity

NPI1871573253
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameCHARLES PATRICK WILLIAMSCredential: PH.D.
Location Address100 NORTHPOINTE CIR, SUITE 306Seven Fields, PA 16046-7851
Mailing Address125 Hivue LnPittsburgh, PA 15237-1020 · (412) 478-3374
Fax(724) 772-4888
Sole ProprietorNo
Medical School CMSOtherGraduated 1982
Enumeration DateJanuary 20, 2006
Last NPPES UpdateJuly 9, 2007
✔ NPI 1871573253 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License✔ Licensed in PA · PS003358L
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
100 NORTHPOINTE CIR, Seven Fields, PA 16046

Other Identifiers 1

Medicare ID-Type Unspecified130396PA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Charles Patrick Williams Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8921067539
PECOS Enrollment IDI20041008000598
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Charles Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Clinical
100 NORTHPOINTE CIR, SUITE 306
Seven Fields, PA 16046
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 54 clinicians in this Medicare group

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
145 services13 patients

Other Providers at the Same Location NPPES 20

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

Audiologist
100 NORTHPOINTE CIR, SUITE 302
SEVEN FIELDS, PA 16046
Psychiatry & Neurology (Psychiatry)
100 NORTHPOINTE CIR, SUITE 306
SEVEN FIELDS, PA 16046
Psychologist
100 NORTHPOINTE CIR, SUITE 306
SEVEN FIELDS, PA 16046
Counselor
100 NORTHPOINTE CIR, SUITE 306
SEVEN FIELDS, PA 16046
Psychiatry & Neurology (Psychiatry)
100 NORTHPOINTE CIR, SUITE 306
SEVEN FIELDS, PA 16046
Social Worker (Clinical)
100 NORTHPOINTE CIR, SUITE 306
SEVEN FIELDS, PA 16046
Psychiatry & Neurology (Psychiatry)
100 NORTHPOINTE CIR, SUITE 306
SEVEN FIELDS, PA 16046
Occupational Therapist
100 NORTHPOINTE CIR
SEVEN FIELDS, PA 16046

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 Charles Williams's NPI number?

The NPI number for Charles Williams is 1871573253. It was assigned to this individual provider in the NPPES registry on January 20, 2006.

Where is Charles Williams located?

Charles Williams practices at 100 Northpointe Cir Suite 306, Seven Fields, PA 16046. The listed phone number is (724) 772-4848.

What is Charles Williams's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Charles Williams enrolled in Medicare?

Yes. Charles Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Charles Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Williams reassigns Medicare benefits to Cranberry Psychological Center, Inc. (Seven Fields, PA). The 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 Charles Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Charles Williams was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.