Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John O Charrier III, L.P.
Psychologist in The Woodlands, TX · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1538480090
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. John O Charrier III
Credential L.P.
Sex Male
Practice address 1095 Evergreen Cir, Suite 200, The Woodlands, TX, 77380
Phone (888) 770-2248
Enumeration date Jun 18, 2010
Last updated in NPPES Jun 18, 2010
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for John Charrier?
The National Provider Identifier (NPI) for John Charrier is 1538480090, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Charrier practice?
The practice location on file with NPPES is in The Woodlands, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Julie Yelin Public Health & General Preventive Medicine Physician · The Woodlands, TX NPI 1619977782 Foxberry Counseling and Consulting of Greater North Houston Pllc Psychologist · The Woodlands, TX NPI 1316259583 Shaun Lester Lester Professional Counselor · The Woodlands, TX NPI 1114342110 Nannies of the Woodlands In Home Supportive Care Agency · The Woodlands, TX NPI 1609322767 Alexandria Oppong Marriage & Family Therapist · The Woodlands, TX NPI 1750938593 Healing Hive of the Woodlands, Pllc Psychiatric/Mental Health Nurse Practitioner · The Woodlands, TX NPI 1487458857
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-06-18.