1. Home
  2. Directory
  3. Massachusetts
  4. Attleboro
  5. Internal Medicine
  6. NPI Profile

STURDY HEALTH INC
NPI 1114349834
Internal Medicine - Gastroenterology in Attleboro, MA

Active since January 15, 2014CLIA 22D0081370 · Waiver
20 ONEIL BLVD, ATTLEBORO, MA 02703(508) 222-2021(508) 342-1907 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 13, 2026, Sep 6, 2024 (2 updates tracked since 2024).

About Sturdy Health Inc NPPES

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

STURDY HEALTH INC (NPI 1114349834), doing business as Attleboro Gastroenterology Associates, is a healthcare organization registered as a gastroenterology in Attleboro, Massachusetts and active in the NPI registry since January 2014. The organization holds a CLIA Waiver certificate valid through August 31, 2028 and lists Amy Pfeffer, Cfo, as its authorized official.

NPPES Registry Identity

NPI1114349834
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameSTURDY HEALTH INC
Location Address20 ONEIL BLVDAttleboro, MA 02703-1854
Mailing Address20 Oneil BlvdAttleboro, MA 02703-1854 · (508) 222-2021 · Fax (508) 342-1907
Phone(508) 222-2021
Fax(508) 342-1907
Organization SubpartNo
Authorized OfficialAmy PfefferCfo · (508) 236-8150
Enumeration DateJanuary 15, 2014
Last NPPES UpdateJanuary 13, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 13, 2026
✔ NPI 1114349834 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
20 ONEIL BLVD, Attleboro, MA 02703
Open in Google Maps ↗

Other Names 1

Doing Business AsAttleboro Gastroenterology Associates

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)

Sturdy Health Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Sturdy Health Inc, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

David Cohen, MD
Gastroenterology
NPI 1649205790
150 EMORY ST
Attleboro, MA 02703
(508) 222-2021
✔ PECOS✔ Accepts Medicare0.4 mi
Nithin Karanth, M.D.
Gastroenterology
NPI 1154583953
150 EMORY ST
Attleboro, MA 02703
(508) 222-2021
✔ PECOS✔ Accepts Medicare0.4 mi
Alexis Pappas, MD
Gastroenterology
NPI 1114161064
72 WASHINGTON ST STE 2200
Taunton, MA 02780
(508) 828-7740
✔ PECOS✔ Accepts Medicare9.7 mi
Tanvi Khurana, M.D.
Gastroenterology
NPI 1225395262
30 STEVENS ST SUITE B
Norwalk, CT 06850
(203) 852-2278
✔ PECOS✔ Accepts Medicare125 mi

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

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 of Waiver 22D0081370

Sturdy Health Gastroenterology · Attleboro, MA
Active · expires Aug 31, 2028
CLIA Number22D0081370
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2026
Certificate Expiration DateAugust 31, 2028
Laboratory DirectorDr. Nithin A. Karanth MD
Laboratory Phone(508) 222-2021
Laboratory LocationSturdy Health Gastroenterology20 O'neil Blvd, Attleboro, MA 02703
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Sturdy Health Inc's NPI number?

The NPI number for Sturdy Health Inc is 1114349834. It was assigned to this organization in the NPPES registry on January 15, 2014. The provider is doing business as Attleboro Gastroenterology Associates.

Where is Sturdy Health Inc located?

Sturdy Health Inc is located at 20 Oneil Blvd, Attleboro, MA 02703. The listed phone number is (508) 222-2021.

What is Sturdy Health Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Sturdy Health Inc enrolled in Medicare?

Yes. Sturdy Health Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sturdy Health Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Gastroenterology, reassign their Medicare billing to Sturdy Health Inc. 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. Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Sturdy Health Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 22D0081370) is associated with this NPI, valid through August 31, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Sturdy Health Inc accept?

Health plans from Anthem Blue Cross and Blue Shield list Sturdy Health 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 Sturdy Health Inc was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.