Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Barbara Ruth McLain, NP

Individual provider Adult Health Nurse Practitioner · NPI 1376832022

Barbara Ruth McLain, NP is an Adult Health Nurse Practitioner in Larkspur, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2011
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

17 E Sir Francis Drake Blvd
Larkspur, CA 94939-1727
Phone: (415) 526-5538
Fax: (415) 925-9557
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 298596 (CA)

Record details

NPI number1376832022
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedApril 4, 2011
Last updated in NPPESApril 4, 2011
Mailing address1949 Nicasio Valley Rd, Nicasio, CA 94946-9752

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