Marianne Brett, LCSW
NPI 1912567132 · Clinical Social Worker · Tulsa, OK
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marianne Brett, LCSW is a Clinical Social Worker provider in Tulsa, OK (NPI 1912567132).
Provider details
- NPI number
- 1912567132
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 6731 (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
7 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
- 2019-06-19
- Last updated
- 2020-05-26
- Certified
- 2020-05-26
Frequently asked questions
- What is Marianne Brett's NPI number?
- Marianne Brett's National Provider Identifier (NPI) is 1912567132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Brett's specialty?
- Marianne Brett is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marianne Brett located?
- Marianne Brett's practice location on file with NPPES is 4815 S Harvard Ave Ste 418, Tulsa, OK 74135-3068.
- What is Marianne Brett's phone number?
- The practice phone number listed in the NPPES registry for Marianne Brett is (918) 406-2663.
- Does Marianne Brett accept Medicare?
- Marianne Brett is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marianne Brett's NPI active?
- Yes — Marianne Brett's NPI (1912567132) is active in the NPPES registry as of the last update on 2020-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.