Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

LEWIS G LEFER M.D.
NPI 1972550127
Pathology - Anatomic Pathology in Springfield, MA

Q: What is Lewis Lefer's NPI number?

The NPI number for Lewis Lefer is 1972550127. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Q: What is Lewis Lefer's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Q: When was this NPI record last updated?

The NPPES record for Lewis Lefer was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 30, 2006

299 CAREW ST/LOWER LEVEL, LIFE LAB, SPRINGFIELD, MA 01104(413) 748-9513 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Lewis G Lefer M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LEWIS G LEFER M.D. (NPI 1972550127) is an individual anatomic pathology provider in Springfield, Massachusetts, licensed in Massachusetts (47042) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1972550127

Entity TypeIndividualMale

Primary Taxonomy207ZP0101X

Provider Legal NameLEWIS G LEFERCredential: M.D.

Location Address299 CAREW ST/LOWER LEVEL, LIFE LABSpringfield, MA 01104

Mailing Address49 Paxton WayGlastonbury, CT 06033-3386 · (413) 748-9513

Phone(413) 748-9513

Sole ProprietorNo

Enumeration DateMay 30, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1972550127 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0101X

License✔ Licensed in MA · 47042

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

299 CAREW ST/LOWER LEVEL, Springfield, MA 01104

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lewis Lefer's NPI number?

The NPI number for Lewis Lefer is 1972550127. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Lewis Lefer located?

Lewis Lefer practices at 299 Carew St/Lower Level Life Lab, Springfield, MA 01104. The listed phone number is (413) 748-9513.

What is Lewis Lefer's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

When was this NPI record last updated?

The NPPES record for Lewis Lefer was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.