Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Margaret Muchnick, O.D.
Optometrist in Quakertown, PA · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1619253507
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Registry record
Entity type Individual (Type 1)
Name Dr. Margaret Muchnick
Credential O.D.
Sex Female
Practice address 721 S West End Blvd, Quakertown, PA, 18951
Phone (215) 538-0538
Fax (215) 538-9117
Enumeration date Oct 24, 2011
Last updated in NPPES Oct 24, 2011
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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 Margaret Muchnick practice?
The practice location on file with NPPES is in Quakertown, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Margaret Muchnick?
The National Provider Identifier (NPI) for Margaret Muchnick is 1619253507, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → C. Kelly Meyer Optometrist · Quakertown, PA NPI 1861528416 Pearle Vision Optometrist · Quakertown, PA NPI 1437377579 Loemaj Corp Optometrist · Quakertown, PA NPI 1396921177 Michael Shiffert Ophthalmic Technician/Technologist · Quakertown, PA NPI 1275954380 Loemaj Eyewear Supplier · Quakertown, PA NPI 1730585977
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-10-24.