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

NESC STEWARD, LLC
NPI 1538575386
Dermatology - MOHS-Micrographic Surgery in Natick, MA

Q: What is Nesc Steward, LLC's NPI number?

The NPI number for Nesc Steward, LLC is 1538575386. It was assigned to this organization in the NPPES registry on July 1, 2014.

Q: What is Nesc Steward, LLC's specialty?

The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.

Q: When was this NPI record last updated?

The NPPES record for Nesc Steward, LLC 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 33 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 July 01, 2014

154 E CENTRAL ST FL 3, NATICK, MA 01760(781) 430-0060(978) 244-2522 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 7, 2026, Mar 22, 2019 (2 updates tracked since 2019).

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About Nesc Steward, Llc NPPES

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

NESC STEWARD, LLC (NPI 1538575386) is a healthcare organization registered as a mohs-micrographic surgery in Natick, Massachusetts and active in the NPI registry since July 2014. The organization maintains 4 additional practice locations and lists Samuel D Goos, Owner/managing Partner, as its authorized official.

NPPES Registry Identity

NPI1538575386

Entity TypeOrganization

Primary Taxonomy207ND0101X

Legal Business NameNESC STEWARD, LLC

Location Address154 E CENTRAL ST FL 3Natick, MA 01760-3644

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

Phone(781) 430-0060

Fax(978) 244-2522

Organization SubpartYesParent: Dermcare Physicians & Surgeons Llc

Authorized OfficialSamuel D GoosOwner/managing Partner · (978) 371-7010

Enumeration DateJuly 1, 2014

Last NPPES UpdateOctober 7, 20262 updates tracked since enumeration

NPPES CertifiedOctober 7, 2026

✔ NPI 1538575386 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyDermatology · MOHS-Micrographic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207ND0101X

Definition

The highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge of the skin and unique pathological skills, they are able to remove only diseased tissue, preserving healthy tissue and minimizing the cosmetic impact of the surgery. Mohs surgeons who belong to the American College of Mohs Surgery (ACMS) have completed a minimum of one year of fellowship training at one of the ACMS-approved training centers in the U.S.

Also ListedDermatologyTaxonomy 207N00000X

Also ListedDermatology · DermatopathologyTaxonomy 207ND0900X

Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X

Also ListedPlastic SurgeryTaxonomy 208200000X

154 E CENTRAL ST FL 3, Natick, MA 01760

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Secondary Practice Locations 4

Location 127 Village SqChelmsford, MA 01824-2712 · Phone (978) 244-0060 · Fax (978) 244-2522

Location 230 Lancaster St Ste 400Boston, MA 02114-1704 · Phone (617) 722-4100 · Fax (617) 227-1134

Location 322 Mill St Ste 304Arlington, MA 02476-4778 · Phone (781) 431-0060 · Fax (978) 244-2522

Location 475 3rd Ave Ste 6Waltham, MA 02451-7582 · Phone (781) 641-4900 · Fax (781) 373-9248

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nesc Steward, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 8 clinicians reassign Medicare billing to Nesc Steward, LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (8)

Sara Phillips, M.D.

Dermatology

NPI 1710419973

154 E CENTRAL ST FL 3
Natick, MA 01760

(781) 431-0060

✔ PECOSSame address

Helen Raynham, M.D.

Dermatology

NPI 1467423541

154 E CENTRAL ST FL 3
Natick, MA 01760

(781) 431-0060

✔ PECOSSame address

Steven Kornbleuth, MD

Dermatology

NPI 1386634806

1 CITY HALL PLZ
Melrose, MA 02176

(781) 662-8881

✔ PECOS✔ Accepts Medicare7.3 mi

Michelle Bush, M.D.

Dermatology

NPI 1679503270

22 MILL ST STE 304
Arlington, MA 02476

(781) 641-4900

✔ PECOS✔ Accepts Medicare13 mi

Reava Khristenko, NP

Nurse Practitioner

NPI 1093229379

150 S HUNTINGTON AVE
Boston, MA 02130

(617) 232-9500

✔ PECOS13 mi

Paul Bostrom, M.D.

Dermatology

NPI 1811970155

27 VILLAGE SQ
Chelmsford, MA 01824

(978) 244-0060

✔ PECOS✔ Accepts Medicare21 mi

Christine Hayes, MD

Dermatology

NPI 1518958297

27 VILLAGE SQ
Chelmsford, MA 01824

(978) 244-0060

✔ PECOS21 mi

Melissa Michelon, MD

Dermatology

NPI 1982983235

281 LINCOLN ST
Worcester, MA 01605

(508) 334-5979

✔ PECOS✔ Accepts Medicare23 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Nesc Steward, LLC's NPI number?

The NPI number for Nesc Steward, LLC is 1538575386. It was assigned to this organization in the NPPES registry on July 1, 2014.

Where is Nesc Steward, LLC located?

Nesc Steward, LLC is located at 154 E Central St Fl 3, Natick, MA 01760. The listed phone number is (781) 430-0060.

What is Nesc Steward, LLC's specialty?

The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.

Is Nesc Steward, LLC enrolled in Medicare?

Yes. Nesc Steward, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nesc Steward, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 2 Medicare specialties reassign their Medicare billing to Nesc Steward, LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Dermatology (7) and Nurse Practitioner (1). Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Nesc Steward, LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Nesc Steward, LLC 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 Nesc Steward, LLC 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 33 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.