William Allen Baughman, PH.D. – Clinical Psychologist

Key facts

NPI: 1780701458
Entity type: Individual (NPI type 1)
Primary specialty: Clinical Psychologist 103TC0700X
License: 001355 (GA)
Practice address: 3383 Powder Springs Rd
Powder Springs, GA 30127-2321
Phone: (770) 222-1980
Fax: (770) 222-1981
NPI assigned: Mar 26, 2007
Sex: Male
Sole proprietor: Yes

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Cornerstone Counseling Inc Mental Health Clinic/Center (Including Community Mental Health Center) · Powder Springs, GA · NPI 1730348590

NPD (past)

Medicare participation

Medicare fee-for-service enrollment: Not listed in the public Medicare enrollment file

National Provider Directory

Medicare enrollment (NPD): No
Credentials: Doctor of Philosophy

State licenses

License	State	Type	Specialty
1355	GA	MD	Anesthesiologist Assistant

Practice roles

Organization	Specialty	Status	New patients
Cornerstone Counseling Inc		Past	Accepting new patients

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Addiction (Substance Use Disorder) Psychologist	103TA0400X	001355	GA
Cognitive & Behavioral Psychologist	103TB0200X	001355	GA
Clinical Psychologist	103TC0700X	001355	GA	Yes
Counseling Psychologist	103TC1900X	001355	GA
Clinical Child & Adolescent Psychologist	103TC2200X	001355	GA
Psychologist	103T00000X	001355	GA
Group Psychotherapy Psychologist	103TP2701X	001355	GA

Addresses

Primary practice location

3383 Powder Springs Rd
Powder Springs, GA 30127-2321

Mailing address

3364 Bridle Run TRL NW
Marietta, GA 30064-1788
Phone (770) 426-4388

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All providers in Powder Springs, GA · Clinical Psychologist in Georgia

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Sep 11, 2025. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.