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Edit this profileAt a glance
- 100 E Lancaster Ave, Suite 330 Mob West, Wynnewood, PA 19096
About Marissa Diorio
Marissa L. Diorio, FNP-C CRNP is a nurse practitioner practicing in Wynnewood, PA. Marissa is also listed as specializing in nurse practitioner — family. This provider record is associated with NPI 1952273906.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (610) 645-6555
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
100 E LANCASTER AVE SUITE 330 MOB WEST
Wynnewood, PA 19096
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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.
More connections — 23 related providers in 3 groups
Other nurse practitioners in Wynnewood 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2025 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Marissa L. Diorio?
Marissa L. Diorio is a nurse practitioner in Wynnewood, PA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Marissa L. Diorio's address?
Marissa L. Diorio is listed at 100 E Lancaster Ave Suite 330 Mob West, Wynnewood, PA 19096. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Marissa L. Diorio?
The number on file is (610) 645-6555. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Marissa L. Diorio's NPI number?
Marissa L. Diorio's National Provider Identifier is 1952273906. 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
Where did Marissa L. Diorio train?
Marissa L. Diorio attended Other, graduating in 2025. This comes from the CMS National Downloadable File.
CMS public data
How long has Marissa L. Diorio been practicing?
Marissa L. Diorio has 1 year experience. Calculated from a graduation year of 2025, reported in the CMS National Downloadable File.
CMS public data
Has Marissa L. Diorio confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marissa L. Diorio. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.