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

Lia Armstrong Wystrach, BSN, RN, MN, FNP-C

Individual provider Family Nurse Practitioner · NPI 1326692708

Lia Armstrong Wystrach, BSN, RN, MN, FNP-C is a Nurse Practitioner in Larkspur, California. Qualified in 2019, 7 years ago. Practices with Regents Univ of California UCSF, a 272-clinician group, works from 2 locations and offers telehealth. Licensed in California and Oregon.

Years since qualifying
7
Licensed in
CA, OR
In the registry since
2019
Specialties on file
2
What do these letters mean?
BSN — Bachelor of Science in Nursing
A four-year nursing degree.
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

See every abbreviation used in this directory →

Practice location Address checks out

1100 Larkspur Landing Cir Ste 10
Larkspur, CA 94939-1836
Phone: (415) 924-1214
Show map & directions

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

Additional practice locations (1)

  • 10151 Se Sunnyside Rd Ste 100, Clackamas, OR 97015-6913 — (503) 659-0880

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95035870 (CA)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 201906215NP-PP (OR)

Record details

NPI number1326692708
Entity typeIndividual (Type 1)
GenderFemale
Credentials BSN , RN , MN , FNP-C
Sole proprietorNo
NPI enumeratedJuly 24, 2019
Last updated in NPPESJuly 21, 2025
Certification dateJuly 21, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Regents Univ Of California Ucsf — 272 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services

Other providers in Larkspur