LOUIS KUCHNIR MD PC
NPI 1871709634
Dermatology in Marlborough, MA

Active since May 15, 2007
11 APEX DRIVE, STE 103A, MARLBOROUGH, MA 01752(508) 485-7779(508) 485-7769 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Louis Kuchnir Md Pc NPPES

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

LOUIS KUCHNIR MD PC (NPI 1871709634) is a healthcare organization registered as a dermatology in Marlborough, Massachusetts and active in the NPI registry since May 2007. The organization lists Karen Kuchnir, Billing Manager, as its authorized official.

NPPES Registry Identity

NPI1871709634
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameLOUIS KUCHNIR MD PC
Location Address11 APEX DRIVE, STE 103AMarlborough, MA 01752
Mailing Address11 Apex Drive, Ste 103aMarlborough, MA 01752 · (508) 485-7779 · Fax (508) 485-7769
Fax(508) 485-7769
Organization SubpartNo
Authorized OfficialKaren KuchnirBilling Manager · (508) 485-7709
Enumeration DateMay 15, 2007
Last NPPES UpdateDecember 4, 2025
NPPES CertifiedDecember 4, 2025
✔ NPI 1871709634 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
11 APEX DRIVE, Marlborough, MA 01752

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Louis Kuchnir Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

21

Medicare enrollment records show 21 clinicians reassign Medicare billing to Louis Kuchnir MD PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 9 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 4

Dermatology16
Nurse Practitioner3
Internal Medicine1
Plastic and Reconstructive Surgery1

Nearest to this location (20)

See all 21
Dermatology
NPI 1043269731
11 APEX DRIVE STE 103A
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts MedicareSame address
Dermatology
NPI 1841424272
11 APEX DR STE 103A
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1043287659
340 MAPLE ST
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts Medicare2.2 mi
Internal Medicine
NPI 1003907080
340 MAPLE ST SUITE 203
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts Medicare2.2 mi
Dermatology
NPI 1225087919
340 MAPLE ST
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts Medicare2.2 mi
Dermatology
NPI 1255463733
340 MAPLE ST SUITE 203
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts Medicare2.2 mi
Dermatology
NPI 1619986114
340 MAPLE ST SUITE 203
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts Medicare2.2 mi
Dermatology
NPI 1366407371
340 MAPLE ST SUITE 203
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts Medicare2.2 mi
Dermatology
NPI 1407977846
340 MAPLE ST. SUITE 203
Marlborough, MA 01752
(508) 485-7779
✔ PECOS✔ Accepts Medicare2.2 mi
Dermatology
NPI 1891755443
1 MAPLE ST KUCHNIR DERMATOLOGY
Milford, MA 01757
(508) 478-2610
✔ PECOS✔ Accepts Medicare15 mi
Dermatology
NPI 1780975482
1 MAPLE ST
Milford, MA 01757
(508) 478-2610
✔ PECOS✔ Accepts Medicare15 mi
Dermatology
NPI 1326173154
1172 BEACON ST STE 402
Newton, MA 02461
(508) 630-6545
✔ PECOS✔ Accepts Medicare19 mi
Dermatology
NPI 1679503270
22 MILL ST STE 304
Arlington, MA 02476
(781) 641-4900
✔ PECOS✔ Accepts Medicare22 mi
Nurse Practitioner
NPI 1124262753
725 ALBANY ST SHAPIRO 8
Boston, MA 02118
(617) 638-7420
✔ PECOS✔ Accepts Medicare26 mi
Dermatology
NPI 1154385268
725 ALBANY ST # 8B
Boston, MA 02118
(617) 638-7420
✔ PECOS✔ Accepts Medicare26 mi
Dermatology
NPI 1851741268
243 CHARLES ST
Boston, MA 02114
(617) 573-3789
✔ PECOS✔ Accepts Medicare26 mi
Dermatology
NPI 1083721781
50 STANIFORD ST SUITE 200
Boston, MA 02114
(617) 726-6922
✔ PECOS✔ Accepts Medicare27 mi
Dermatology
NPI 1184061947
593 EDDY ST APC 10
Providence, RI 02903
(401) 444-7959
✔ PECOS✔ Accepts Medicare37 mi
Nurse Practitioner
NPI 1457436362
454 OLD STREET RD STE 202
Peterborough, NH 03458
(603) 213-0806
✔ PECOS42 mi
Dermatology
NPI 1689012510
1468 MADISON AVE
New York, NY 10029
(212) 241-6500
✔ PECOS✔ Accepts Medicare163 mi
See all 21 clinicians

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 Louis Kuchnir MD PC's NPI number?

The NPI number for Louis Kuchnir MD PC is 1871709634. It was assigned to this organization in the NPPES registry on May 15, 2007.

Where is Louis Kuchnir MD PC located?

Louis Kuchnir MD PC is located at 11 Apex Drive Ste 103A, Marlborough, MA 01752. The listed phone number is (508) 485-7779.

What is Louis Kuchnir MD PC's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Louis Kuchnir MD PC enrolled in Medicare?

Yes. Louis Kuchnir MD PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Louis Kuchnir MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 21 clinicians in 4 Medicare specialties reassign their Medicare billing to Louis Kuchnir MD PC. 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 (16), Nurse Practitioner (3) and Internal Medicine (1). Of these, 2 practice at this address and 9 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Louis Kuchnir MD PC was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.