Charles Janssen, LMFT
NPI 1003692021 · Marriage & Family Therapist · Oklahoma City, OK
Charles Janssen, LMFT is a Marriage & Family Therapist provider in Oklahoma City, OK (NPI 1003692021).
Provider details
- NPI number
- 1003692021
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- No
- License
- 1319 (OK)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-09-05
- Last updated
- 2023-09-05
- Certified
- 2023-09-05
Frequently asked questions
- What is Charles Janssen's NPI number?
- Charles Janssen's National Provider Identifier (NPI) is 1003692021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Janssen's specialty?
- Charles Janssen is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Charles Janssen located?
- Charles Janssen's practice location on file with NPPES is 7301 Sw 44th St, Oklahoma City, OK 73179-4308.
- What is Charles Janssen's phone number?
- The practice phone number listed in the NPPES registry for Charles Janssen is (405) 357-3500.
- Is Charles Janssen's NPI active?
- Yes — Charles Janssen's NPI (1003692021) is active in the NPPES registry as of the last update on 2023-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.