What is Arlynna Fierro's NPI number?

Arlynna Fierro's National Provider Identifier (NPI) is 1295384782, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Arlynna Fierro's specialty?

Arlynna Fierro is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Arlynna Fierro located?

Arlynna Fierro's practice location on file with NPPES is 4555 N Lark Ellen Ave, Covina, CA 91722-3134.

What is Arlynna Fierro's phone number?

The practice phone number listed in the NPPES registry for Arlynna Fierro is (951) 974-4500.

Is Arlynna Fierro's NPI active?

Yes — Arlynna Fierro's NPI (1295384782) is active in the NPPES registry as of the last update on 2025-06-06.

IndividualActive

Arlynna Fierro, LCSW

NPI 1295384782 · Social Worker · Covina, CA

Arlynna Fierro, LCSW is a Social Worker provider in Covina, CA (NPI 1295384782).

Provider details

NPI number: 1295384782
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: LCSW
Sex: Female
Sole proprietor: No
License: 96267 (CA)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 96267 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(65/100 index)

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

Registry tenure38% of score
6 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

4555 N Lark Ellen Ave

Covina, CA 91722-3134

Phone: (951) 974-4500

Street-level locationGet directions

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Mailing address