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

LEXINGTON-WALTHAM DERMATOLOGY GROUP INC
NPI 1255463972
Specialist in Lexington, MA

Q: What is Lexington-Waltham Dermatology Group Inc's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Active since March 09, 2007CLIA 22D1019451 · Microscopy

57 BEDFORD ST STE 201, LEXINGTON, MA 02420(781) 862-2322(781) 863-0927 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Record update history: Oct 7, 2026, Feb 1, 2023, Aug 22, 2020 (3 updates tracked since 2020).

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About Lexington-waltham Dermatology Group Inc NPPES

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

LEXINGTON-WALTHAM DERMATOLOGY GROUP INC (NPI 1255463972) is a healthcare organization registered as a specialist in Lexington, Massachusetts and active in the NPI registry since March 2007. The organization holds a CLIA Microscopy certificate valid through November 18, 2027 and lists Samuel D Goos, Managing Partner, as its authorized official.

NPPES Registry Identity

NPI1255463972

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameLEXINGTON-WALTHAM DERMATOLOGY GROUP INC

Location Address57 BEDFORD ST STE 201Lexington, MA 02420-4550

Mailing Address526 Main St Ste 302Acton, MA 01720-3310 · (978) 371-7010 · Fax (978) 371-0522

Phone(781) 862-2322

Fax(781) 863-0927

Organization SubpartNo

Authorized OfficialSamuel D GoosManaging Partner · (978) 371-7010

Enumeration DateMarch 9, 2007

Last NPPES UpdateOctober 7, 20263 updates tracked since enumeration

NPPES CertifiedOctober 7, 2026

✔ NPI 1255463972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Also ListedDermatologyTaxonomy 207N00000X

Also ListedDermatology · MOHS-Micrographic SurgeryTaxonomy 207ND0101X

Also ListedDermatology · DermatopathologyTaxonomy 207ND0900X

Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X

57 BEDFORD ST STE 201, Lexington, MA 02420

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 22D1019451

Lexington-Waltham Dermatology Group PC · Lexington, MA

Active · expires Nov 18, 2027

CLIA Number22D1019451

Laboratory TypePhysician Office

Certificate Effective DateNovember 19, 2025

Certificate Expiration DateNovember 18, 2027

Laboratory DirectorLisa E. Arbesfeld

Laboratory Phone(781) 862-2322

Laboratory LocationLexington-Waltham Dermatology Group PC57 Bedford Street, Suite 201, Lexington, MA 02420

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LISA ELLEN ARBESFELD MD

Dermatology

57 BEDFORD ST STE 201
LEXINGTON, MA 02420

Middlesex County (781) 862-2322

MARION EVA BUCHSBAUM MD

Dermatology

57 BEDFORD ST STE 201
LEXINGTON, MA 02420

Middlesex County (781) 862-2322

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 Lexington-Waltham Dermatology Group Inc's NPI number?

The NPI number for Lexington-Waltham Dermatology Group Inc is 1255463972. It was assigned to this organization in the NPPES registry on March 9, 2007.

Where is Lexington-Waltham Dermatology Group Inc located?

Lexington-Waltham Dermatology Group Inc is located at 57 Bedford St Ste 201, Lexington, MA 02420. The listed phone number is (781) 862-2322.

What is Lexington-Waltham Dermatology Group Inc's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Does Lexington-Waltham Dermatology Group Inc hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 22D1019451) is associated with this NPI, valid through November 18, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Lexington-Waltham Dermatology Group Inc accept?

Health plans from Anthem Blue Cross and Blue Shield list Lexington-Waltham Dermatology Group Inc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lexington-Waltham Dermatology Group Inc was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.