What is Margaux Hayes's NPI number?

Margaux Hayes's National Provider Identifier (NPI) is 1316448541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Margaux Hayes's specialty?

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

Where is Margaux Hayes located?

Margaux Hayes's practice location on file with NPPES is 2730 Shadelands Dr Bldg 10, Walnut Creek, CA 94598-2538.

What is Margaux Hayes's phone number?

The practice phone number listed in the NPPES registry for Margaux Hayes is (925) 266-8400.

Is Margaux Hayes's NPI active?

Yes — Margaux Hayes's NPI (1316448541) is active in the NPPES registry as of the last update on 2025-11-12.

IndividualActive

Margaux Hayes

NPI 1316448541 · Behavior Analyst · Walnut Creek, CA

Margaux Hayes is a Behavior Analyst provider in Walnut Creek, CA (NPI 1316448541).

Provider details

NPI number: 1316448541
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: Yes
License: 1-24-70572 (CA)

Specialties & taxonomies

Behavior AnalystPrimary103K00000XLicense 1-24-70572 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(68/100 index)

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

Registry tenure38% of score
8 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

2730 Shadelands Dr Bldg 10

Walnut Creek, CA 94598-2538

Phone: (925) 266-8400

Street-level locationGet directions

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Mailing address