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SANTOS MD DR LLC
NPI 1013455286
Internal Medicine in North Chatham, MA

Active since February 07, 2017
390 ORLEANS RD, NORTH CHATHAM, MA 02650(508) 945-4611(508) 945-2245 Get Directions Write a Review

NPPES record last updated: February 7, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Santos Md Dr Llc NPPES

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

SANTOS MD DR LLC (NPI 1013455286) is a healthcare organization registered as an internal medicine in North Chatham, Massachusetts and active in the NPI registry since February 2017. The organization lists Marcial A Santos, President, as its authorized official.

NPPES Registry Identity

NPI1013455286
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSANTOS MD DR LLC
Location Address390 ORLEANS RDNorth Chatham, MA 02650-1154
Mailing AddressPo Box 905Falmouth, MA 02541 · (508) 548-8989 · Fax (508) 548-5789
Phone(508) 945-4611
Fax(508) 945-2245
Organization SubpartNo
Authorized OfficialMarcial A SantosPresident · (508) 888-2767
Enumeration DateFebruary 7, 2017
✔ NPI 1013455286 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 225848
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
390 ORLEANS RD, North Chatham, MA 02650
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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)

Santos Md Dr Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Santos MD Dr LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Marcial Santos, MD
Internal Medicine
NPI 1366423196
101 PAGE STREET SOUTHCOAST PHYSICIAN SERVICES INC
New Bedford, MA 02740
(508) 961-5919
✔ PECOS✔ Accepts Medicare51 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 Santos MD Dr LLC's NPI number?

The NPI number for Santos MD Dr LLC is 1013455286. It was assigned to this organization in the NPPES registry on February 7, 2017.

Where is Santos MD Dr LLC located?

Santos MD Dr LLC is located at 390 Orleans Rd, North Chatham, MA 02650. The listed phone number is (508) 945-4611.

What is Santos MD Dr LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Santos MD Dr LLC enrolled in Medicare?

Yes. Santos MD Dr LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Santos MD Dr LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Santos MD Dr 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Santos MD Dr LLC was last updated on February 7, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.