Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John B Malecki, RN
Registered Nurse in Marcy, NY · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275128225
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Registry record
Entity type Individual (Type 1)
Name John B Malecki
Credential RN
Sex Male
Practice address 9005 Old River Rd, Marcy, NY, 13403
Phone (315) 765-3612
Enumeration date Mar 2, 2021
Last updated in NPPES Mar 2, 2021
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN credential
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.
Frequently asked questions
Where does John Malecki practice?
The practice location on file with NPPES is in Marcy, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Malecki?
The National Provider Identifier (NPI) for John Malecki is 1275128225, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → M. Bridget Mckinley Nurse Practitioner · Marcy, NY NPI 1558456350 Domenica O'Donnell Pharmacist · Marcy, NY NPI 1619001617 Central New York Psychiatric Center for Forensics Psychiatric Hospital · Marcy, NY NPI 1760661870 Nys Office of Mental Health Psychiatric Hospital · Marcy, NY NPI 1033375258 Joseph Cirillo Pharmacist · Marcy, NY NPI 1225262090 Thomas Stuhlman Pharmacist · Marcy, NY NPI 1013141886 George Bottoni Pharmacist · Marcy, NY NPI 1801020557 Brian Krupper Pharmacist · Marcy, NY NPI 1629206396
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-03-02.