NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Katherine L. Bialka, PA-C

Medical Physician Assistant in Grass Valley, CA · enumerated 2012.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1982964417

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Katherine L. Bialka
Credential PA-C
Sex Female
Practice address 280 Sierra College Dr Ste 205, Grass Valley, CA, 95945
Phone (530) 477-7390
Fax (530) 538-5640
Enumeration date May 17, 2012
Last updated in NPPES Sep 3, 2019

Taxonomy & licenses

363LP2300X Primary Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License PA52032 (CA) Secondary
363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA52032 (CA) Primary

Other identifiers

Identifier Type State Issuer
1982964417 Other - FAMILY MEDICINE

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Katherine Bialka practice?
The practice location on file with NPPES is in Grass Valley, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Katherine Bialka?
The National Provider Identifier (NPI) for Katherine Bialka is 1982964417, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-09-03.