Mary Johnston, PH.D
Quick Facts
NPI Validation Status: Verified
Provider Overview
MARY JOHNSTON, PH.D is a Psychologist provider based in Chicago, IL who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.
Provider Details
Practice Location
Specialties & Licenses
Mailing Address
How to Use This NPI
For Insurance Billing
Use NPI 1790760023 in Box 33 of the CMS-1500 claim form. This number is required by all major insurance carriers to identify the billing provider and process electronic medical claims.
For Credentialing
Reference NPI 1790760023for provider credential verification. Hospital systems, state licensing boards, and CAQH directories query this number to verify the provider's active clinical status.
For Patients
Share NPI 1790760023 with your insurance company. If you need to verify out-of-network benefits or file a reimbursement claim, your insurance provider will require this number to process it.
About Psychologist
Specialists in Psychologist provide expert clinical care within their specific domain, focusing on the diagnosis, treatment, and management of conditions relevant to their field of practice.
Similar Providers in Chicago
Andrea Fink, PH.D
📍 Chicago, IL 60613-1114
Psychology Center P.c.
📍 Chicago, IL 60643-2410
Mary Worden, PSYD
📍 Chicago, IL 60637-1902
Timothy Sterzik, PSY.D
📍 Chicago, IL 60631-3570
Karen Rupar, PSY.D
📍 Chicago, IL 60624
Lori Grifo, PSY.D
📍 Chicago, IL 60625-2181
Other Healthcare Providers in Chicago
Lifescan Chicago Llc
Specialty not listedGregory Thompson, MD
Infectious DiseaseMichael Griffin, D.M.D
DentistryKatherine Lauterbach, D.D.S
DentistryStasia Richter, M.D
Internal MedicineSusan Nedza, M.D
Emergency MedicineOther Psychologist Providers in Illinois
People Also Ask
What is Mary Johnston's NPI number?
Is Mary Johnston's NPI currently active?
What does Mary Johnston specialize in?
103T00000X.