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

Katherine Lin Matsumoto, FNP-BC

Individual provider Family Nurse Practitioner · NPI 1003322306

Katherine Lin Matsumoto, FNP-BC is a Nurse Practitioner in Irvine, California. Qualified in 2017, 9 years ago. Practices with Irvine Family Care Inc, an 8-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
9
Licensed in
CA
In the registry since
2017
Specialties on file
2
What do these letters mean?
FNP-BC — Family Nurse Practitioner, Board Certified
A family nurse practitioner certified by the ANCC.

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Practice location Address checks out

2 Osborn St Ste 180
Irvine, CA 92604-8676
Phone: (949) 417-9820
Fax: (949) 417-9830
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95007597 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 810661 (CA)

Record details

NPI number1003322306
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-BC
Sole proprietorNo
NPI enumeratedDecember 21, 2017
Last updated in NPPESJanuary 16, 2026
Certification dateJanuary 16, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Irvine Family Care Inc. — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Irvine