BUFFY CRAMER-HAMMANN PC
NPI 1134548332
Psychologist in St Charles, IL

Active since April 15, 2014
333 N RANDALL RD, SUITE 11, ST CHARLES, IL 60174(630) 464-5824(847) 628-9567 Get Directions Write a Review

NPPES record last updated: April 15, 2014. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Buffy Cramer-hammann Pc NPPES

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

BUFFY CRAMER-HAMMANN PC (NPI 1134548332) is a healthcare organization registered as a psychologist in St Charles, Illinois and active in the NPI registry since April 2014. The organization lists Buffy Jean Cramer-hammann, President, as its authorized official.

NPPES Registry Identity

NPI1134548332
Entity TypeOrganization
Primary Taxonomy103T00000X
Legal Business NameBUFFY CRAMER-HAMMANN PC
Location Address333 N RANDALL RD, SUITE 11St Charles, IL 60174-1573
Mailing Address333 N Randall Rd, Suite 11St Charles, IL 60174-1573 · (630) 464-5824 · Fax (847) 628-9567
Fax(847) 628-9567
Organization SubpartNo
Authorized OfficialBuffy Jean Cramer-hammannPresident · (630) 841-7658
Enumeration DateApril 15, 2014
✔ NPI 1134548332 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 IL · 071006448
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.
333 N RANDALL RD, St Charles, IL 60174

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Buffy Cramer-hammann Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Buffy Cramer-Hammann PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Clinical Psychologist
NPI 1821012873
608 S WASHINGTON ST SUITE 200
Naperville, IL 60540
(630) 305-3020
✔ PECOS✔ Accepts Medicare14 mi

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 Buffy Cramer-Hammann PC's NPI number?

The NPI number for Buffy Cramer-Hammann PC is 1134548332. It was assigned to this organization in the NPPES registry on April 15, 2014.

Where is Buffy Cramer-Hammann PC located?

Buffy Cramer-Hammann PC is located at 333 N Randall Rd Suite 11, St Charles, IL 60174. The listed phone number is (630) 464-5824.

What is Buffy Cramer-Hammann PC's specialty?

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

Is Buffy Cramer-Hammann PC enrolled in Medicare?

Yes. Buffy Cramer-Hammann PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Buffy Cramer-Hammann PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Buffy Cramer-Hammann PC. 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 Buffy Cramer-Hammann PC was last updated on April 15, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.