Mary Kay Esswein, CPNP, MSN

Pediatric NP

GenderFemaleNPI1588819098Affiliated sites1

Affiliated Health Centers

Mary Kay Esswein is affiliated with 1 federally qualified health center location.

St. Jude Neighborhood Health Centers

731 S Highland Ave, Fullerton, CA 92832-2753

Medicare★ 3.1 Google (61)

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Pediatrics Services

Well-child visits, immunizations, and developmental care from newborns through age 18 on a sliding fee scale.

Well-child visits

Childhood immunizations

Developmental screenings

School physicals

ADHD management

Asthma care

Childhood illness treatment

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Clinician information is sourced from the NPPES National Provider Registry (February 2026) and reflects self-reported practice locations. Individual providers may have joined or left since the last registry update.

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Pediatric NP

Providing pediatric np services at federally qualified health centers with sliding fee scale options.

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Affiliated Health Center

St. Jude Neighborhood Health Centers

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Going to a Community Health Center?

These clinics charge based on what you earn, and are funded to serve people who cannot pay much.

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Mary Kay Esswein, CPNP, MSN

Affiliated Health Centers

Pediatrics Services

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Verify on NPI Registry

Pediatric NP

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Going to a Community Health Center?