Provider Profile
Karen Marhoffer, MSN, APRN, FNP
Unclaimed ProfileAbout Karen Marhoffer
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Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (818) 359-8833
- Email not available
Practice Locations
19871 NORDHOFF ST
Northridge, CA 91324
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Karen Marhoffer, MSN, APRN's specialty?
Karen Marhoffer, MSN, APRN is a nurse practitioner in Northridge, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Where can I find Karen Marhoffer, MSN, APRN?
Karen Marhoffer, MSN, APRN is listed at 19871 Nordhoff St, Northridge, CA 91324. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Karen Marhoffer, MSN, APRN?
The number on file is (818) 359-8833. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Karen Marhoffer, MSN, APRN's NPI number?
Karen Marhoffer, MSN, APRN's National Provider Identifier is 1194512178. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Karen Marhoffer, MSN, APRN been practicing?
Karen Marhoffer, MSN, APRN has 1+ years experience. Registered with an NPI since 2025. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Karen Marhoffer, MSN, APRN confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Karen Marhoffer, MSN, APRN. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.