CARDIOVASCULAR ASSOCIATES OF SANDWICH, LLC
NPI 1851717474
Internal Medicine - Cardiovascular Disease in Sandwich, MA

Q: What is Cardiovascular Associates Of Sandwich, LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Active since March 06, 2014

68A ROUTE 6A, SANDWICH, MA 02563(774) 413-5457 Get Directions Write a Review

NPPES record last updated: March 14, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Cardiovascular Associates Of Sandwich, Llc NPPES

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

CARDIOVASCULAR ASSOCIATES OF SANDWICH, LLC (NPI 1851717474) is a healthcare organization registered as a cardiovascular disease in Sandwich, Massachusetts and active in the NPI registry since March 2014. The organization lists Mary B Callahan, Owner, as its authorized official.

NPPES Registry Identity

NPI1851717474

Entity TypeOrganization

Primary Taxonomy207RC0000X

Legal Business NameCARDIOVASCULAR ASSOCIATES OF SANDWICH, LLC

Location Address68A ROUTE 6ASandwich, MA 02563

Mailing AddressPo Box 1757Sandwich, MA 02563 · (774) 413-5457

Phone(774) 413-5457

Organization SubpartNo

Authorized OfficialMary B CallahanOwner · (774) 413-5457

Enumeration DateMarch 6, 2014

Last NPPES UpdateMarch 14, 2014

✔ NPI 1851717474 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in MA · 160179

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

68A ROUTE 6A, Sandwich, MA 02563

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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

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)

Cardiovascular Associates Of Sandwich, 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 Cardiovascular Associates Of Sandwich, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mary Callahan, D.O.

Cardiovascular Disease (Cardiology)

NPI 1518968882

68A ROUTE 6A POST OFFICE BOX 1757
Sandwich, MA 02563

(774) 413-5457

✔ PECOS✔ Accepts MedicareSame address

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 Cardiovascular Associates Of Sandwich, LLC's NPI number?

The NPI number for Cardiovascular Associates Of Sandwich, LLC is 1851717474. It was assigned to this organization in the NPPES registry on March 6, 2014.

Where is Cardiovascular Associates Of Sandwich, LLC located?

Cardiovascular Associates Of Sandwich, LLC is located at 68A Route 6A, Sandwich, MA 02563. The listed phone number is (774) 413-5457.

What is Cardiovascular Associates Of Sandwich, LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Cardiovascular Associates Of Sandwich, LLC enrolled in Medicare?

Yes. Cardiovascular Associates Of Sandwich, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Cardiovascular Associates Of Sandwich, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Cardiovascular Disease (Cardiology)) reassigns their Medicare billing to Cardiovascular Associates Of Sandwich, 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.

What insurance does Cardiovascular Associates Of Sandwich, LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Cardiovascular Associates Of Sandwich, 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 Cardiovascular Associates Of Sandwich, LLC was last updated on March 14, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.