WILLIAM L TANZER (O.D.) – Optometrist, NPI 1649379082

WILLIAM L TANZER (O.D.) is a healthcare provider. based in Burlington, Massachusetts. specializing in Optometrist. They hold the professional credentials O.D.. They hold a License No. 2744 (MA). The NPI Number for WILLIAM L TANZER (O.D.) is 1649379082

Main info

Male
Name
WILLIAM L TANZER (O.D.)
NPI
1649379082
Phone
(781) 744-8000
Address
LAHEY CLINIC
Enumeration Date
22 September 2006
Last Update Date
24 October 2011
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for WILLIAM L TANZER (O.D.)

  • Lahey Hospital & Medical Center, 41, Burlington Mall Road, Burlington, Middlesex County, Massachusetts, 01805, United States

    41 MALL ROAD

    BURLINGTON, MA 018050001

    Phone: (781) 744-8000

    Fax: (781) 744-2540

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 01805)

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Provider's Procedures

WILLIAM L TANZER (O.D.) performs procedures in Optometrist. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPTOMETRYMA92083Measurement of field of vision during daylight conditions3736

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Frequently asked questions

Can I cross-check WILLIAM L TANZER (O.D.) using NPI 1649379082?
NPI 1649379082 belongs to WILLIAM L TANZER (O.D.); compare other details if you need extra assurance.
Is there an active status for WILLIAM L TANZER (O.D.)?
For scheduling context, WILLIAM L TANZER (O.D.) is shown as active in the registry.
What kind of doctor is WILLIAM L TANZER (O.D.)?
WILLIAM L TANZER (O.D.) is associated with Optometrist in the directory — Clinical services aligned with this taxonomy classification.
Is WILLIAM L TANZER (O.D.) associated with Burlington?
Public fields place WILLIAM L TANZER (O.D.) around Burlington, Massachusetts. Always confirm the exact site before visiting.
When was this NPI issued?
Enumeration for WILLIAM L TANZER (O.D.) is noted as September 22, 2006 where the registry provides it.

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