Kristen Peters Bierwirth – Clinical Psychologist

Key facts

NPI: 1245014307
Entity type: Individual (NPI type 1)
Primary specialty: Clinical Psychologist 103TC0700X
License: PS02420 (RI)
Practice address: 1485 S County TRL Ste 107
East Greenwich, RI 02818-1747
Phone: (401) 733-3349
Fax: (401) 941-7847
NPI assigned: Aug 21, 2023
Sex: Female
Sole proprietor: No

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.

Child and Family Psychiatry, Inc. Psychiatry Physician · Warwick, RI · NPI 1760863229

Medicare reassignment NPD RI

Medicare Care Compare profile

Specialty: Clinical Psychologist
Education: Other, 2006
Medicare assignment: May accept Medicare assignment

Practice addresses (Care Compare)

4800 N Scottsdale Rd
Suite 2500
Scottsdale, AZ 85251-7630

Medicare participation

Medicare fee-for-service enrollment: Enrolled in RI
Eligible to order & refer: Part B services: Yes · DME: Yes · Home health: No · Power mobility devices: No · Hospice: No

Medicare enrollment records

Enrollment ID	State	Provider type	PAC ID	Details
I20260226002447	RI	Practitioner - Clinical Psychologist	8729569827	Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD): Yes
Credentials: Doctor of Philosophy

State licenses

License	State	Type	Specialty
PS02420	RI	MD	Clinical Psychologist

Practice roles

Organization	Specialty	Status	New patients
Child and Family Psychiatry, Inc.		Current since Jan 19, 2026	Accepting new patients

Locations

1485 S County Trl
Unit 107
East Greenwich, RI 02818
Phone (401) 258-1621

1035 Post Rd
Warwick, RI 02888
Phone (401) 941-2830

400 Bald Hill Rd
Ste 530
Warwick, RI 02886
Phone (401) 737-9091

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Clinical Psychologist	103TC0700X	PS02420	RI	Yes
School Psychologist	103TS0200X

Addresses

Primary practice location

1485 S County TRL Ste 107
East Greenwich, RI 02818-1747

Mailing address

35 Taggart CT
East Greenwich, RI 02818-1085
Phone (646) 391-4470

Other providers in East Greenwich, RI

Raquel Marques Bertolotti, PA-C
Sara Elizabeth Bertuccio, PA-C
Bethel Behavioral Associates of South County
David Pedro Bica, DO
Natasha Bica, MD
Karen Blackmer, MD
Meighan Dingle Blanco, NP
Robert Joseph Block, D.D.S.
Thipphavan Boatright, NP
April Borges

All providers in East Greenwich, RI · Clinical Psychologist in Rhode Island

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Feb 6, 2026. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
Order and Referring (CMS).
Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.