Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Denise Ann Duffelmeyer, RPH
Pharmacist in Harrison, NY · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134442411
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Registry record
Entity type Individual (Type 1)
Name Denise Ann Duffelmeyer
Credential RPH
Sex Female
Practice address 15 Halstead Ave, Harrison, NY, 10528
Phone (914) 835-1125
Fax (914) 835-3943
Enumeration date Mar 1, 2010
Last updated in NPPES Mar 1, 2010
Taxonomy & licenses
RPH · Registered Pharmacist: A licensed pharmacist registered with a state board of pharmacy.
About the RPH 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 Denise Duffelmeyer practice?
The practice location on file with NPPES is in Harrison, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Denise Duffelmeyer?
The National Provider Identifier (NPI) for Denise Duffelmeyer is 1134442411, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Trotta'S West Street Pharmacy Inc. Community/Retail Pharmacy · Harrison, NY NPI 1275695082 Melissa Mcfarland Pharmacist · Harrison, NY NPI 1447572045 Angela Dealy Pharmacist · Harrison, NY NPI 1639491244 Amy Adler Pharmacist · Harrison, NY NPI 1316491467 Trotta'S West Street Pharmacy Inc. Long Term Care Pharmacy · Harrison, NY NPI 1174367684
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-03-01.