What is Maggie Mercer's NPI number?

Maggie Mercer's National Provider Identifier (NPI) is 1821954819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Maggie Mercer's specialty?

Maggie Mercer is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is Maggie Mercer located?

Maggie Mercer's practice location on file with NPPES is 501 Mcmillan Rd, West Monroe, LA 71291-5327.

What is Maggie Mercer's phone number?

The practice phone number listed in the NPPES registry for Maggie Mercer is (318) 582-5888.

Is Maggie Mercer's NPI active?

Yes — Maggie Mercer's NPI (1821954819) is active in the NPPES registry as of the last update on 2026-01-02.

IndividualActive

Maggie Mercer, BCBA, LBA

NPI 1821954819 · Behavior Analyst · West Monroe, LA

Maggie Mercer, BCBA, LBA is a Behavior Analyst provider in West Monroe, LA (NPI 1821954819).

Provider details

NPI number: 1821954819
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Credential: BCBA, LBA
Sex: Female
Sole proprietor: No
License: L-1063 (LA)

Practice location

501 Mcmillan Rd

West Monroe, LA 71291-5327

Phone: (318) 582-5888

Fax: (318) 550-4726

Street-level locationGet directions

More LA providers

Mailing address

501 Mcmillan Rd

West Monroe, LA 71291-5327

Specialties & taxonomies

Behavior AnalystPrimary103K00000XLicense L-1063 (LA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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.

Enumerated: 2026-01-02
Last updated: 2026-01-02
Certified: 2026-01-02

Frequently asked questions

What is Maggie Mercer's NPI number?: Maggie Mercer's National Provider Identifier (NPI) is 1821954819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Maggie Mercer's specialty?: Maggie Mercer is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
Where is Maggie Mercer located?: Maggie Mercer's practice location on file with NPPES is 501 Mcmillan Rd, West Monroe, LA 71291-5327.
What is Maggie Mercer's phone number?: The practice phone number listed in the NPPES registry for Maggie Mercer is (318) 582-5888.
Is Maggie Mercer's NPI active?: Yes — Maggie Mercer's NPI (1821954819) is active in the NPPES registry as of the last update on 2026-01-02.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions