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MRS. MARIANN GRACZYK FNP
NPI 1801043617
Nurse Practitioner - Family in Olean, NY

Active since August 22, 2008
1 LEO MOSS DR, SUITE 4010, OLEAN, NY 14760(716) 373-8050(716) 701-3737 Get Directions Write a Review

NPPES record last updated: August 22, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Mariann Graczyk Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. MARIANN GRACZYK FNP (NPI 1801043617) is an individual family provider in Olean, New York, licensed in New York (F331428-1) and active in the NPI registry since August 2008.

NPPES Registry Identity

NPI1801043617
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. MARIANN GRACZYKCredential: FNP
Location Address1 LEO MOSS DR, SUITE 4010Olean, NY 14760-1100
Mailing Address1 Leo Moss Dr, Suite 4010Olean, NY 14760-1100 · (716) 373-8050 · Fax (716) 701-3737
Phone(716) 373-8050
Fax(716) 701-3737
Sole ProprietorNo
Enumeration DateAugust 22, 2008
✔ NPI 1801043617 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in NY · F331428-1
1 LEO MOSS DR, Olean, NY 14760
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Other Names 1

Former Name (1)Mariann Deckop Fnp

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NICOL A STIER-DOWDELL LMHC
Counselor
1 LEO MOSS DR, SUITE 4308
OLEAN, NY 14760
Cattaraugus County (716) 373-8040
JESSICA BLATCHLEY
Counselor
1 LEO MOSS DR
OLEAN, NY 14760
Cattaraugus County (716) 373-8040
JACOB VECCHIO
Counselor (Mental Health)
1 LEO MOSS DR
OLEAN, NY 14760
Cattaraugus County (716) 373-8040
COUNTY OF CATTARAUGUS
Public Health or Welfare
1 LEO MOSS DR, SUITE 4010
OLEAN, NY 14760
Cattaraugus County (716) 701-3382
REBECCA HULL MSW
Social Worker
1 LEO MOSS DR
OLEAN, NY 14760
Cattaraugus County (716) 373-8040
MARY HITTNER
Registered Nurse
1 LEO MOSS DR
OLEAN, NY 14760
Cattaraugus County (716) 373-8040
HARDISH K SINGH MD
Psychiatry & Neurology (Psychiatry)
1 LEO MOSS DR, SUITE 4308
OLEAN, NY 14760
Cattaraugus County (716) 373-8040
STACEY JOHNSON
Early Intervention Provider Agency
1 LEO MOSS DR
OLEAN, NY 14760
Cattaraugus County (716) 938-2478

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mariann Graczyk's NPI number?

The NPI number for Mariann Graczyk is 1801043617. It was assigned to this individual provider in the NPPES registry on August 22, 2008. The provider is also known as Mariann Deckop Fnp.

Where is Mariann Graczyk located?

Mariann Graczyk practices at 1 Leo Moss Dr Suite 4010, Olean, NY 14760. The listed phone number is (716) 373-8050.

What is Mariann Graczyk's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Mariann Graczyk was last updated on August 22, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.