Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Cassie Mark LLC

Organization Optometrist · NPI 1497255236

Cassie Mark LLC is an Optometrist in Newton, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2018.

Licensed in
MA
In the registry since
2018
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

42 Langley Rd
Newton, MA 02459-1918
Phone: (617) 869-8464
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 5229 (MA)

Record details

NPI number1497255236
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Cassandra Mark — Optometrist · (617) 431-5747
NPI enumeratedFebruary 19, 2018
Last updated in NPPESApril 19, 2019
Mailing address42 Langley Rd, Newton, MA 02459-1918

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