Provider Profile
Marissa Marzella, FNP
Unclaimed ProfileAbout Marissa Marzella
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Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (480) 208-4409
- Email not available
Practice Locations
8306 N 8TH ST
Phoenix, AZ 85020
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Common questions
What does Marissa Marzella specialize in?
Marissa Marzella is a nurse practitioner in Phoenix, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Where is Marissa Marzella located?
Marissa Marzella is listed at 8306 N 8Th St, Phoenix, AZ 85020. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marissa Marzella's phone number?
The number on file is (480) 208-4409. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Marissa Marzella's NPI number?
Marissa Marzella's National Provider Identifier is 1811772874. 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 Marissa Marzella been practicing?
Marissa Marzella has 3+ years experience. Registered with an NPI since 2023. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Marissa Marzella confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marissa Marzella. 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.