Karen Merzenich, CNM, WHNP

Registered Nurse

GenderFemaleNPI1003586363Affiliated sites1

Affiliated Health Centers

Karen Merzenich is affiliated with 1 federally qualified health center location.

OLE Health - South Napa Campus

300 Hartle Ct, Napa, CA 94559-4078

Medicare★ 2.4 Google (46)

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Nurse Practitioners & PAs Services

Nurse practitioners and physician assistants delivering primary and specialty care — the backbone of FQHC clinical teams.

Primary care visits

Chronic disease management

Medication prescribing

Health screenings

Minor procedures

Care coordination

Telehealth services

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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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Registered Nurse

Providing registered nurse services at federally qualified health centers with sliding fee scale options.

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Affiliated Health Center

OLE Health - South Napa Campus

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Karen Merzenich, CNM, WHNP

Affiliated Health Centers

Nurse Practitioners & PAs Services

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Going to a Community Health Center?