DR. STEPHEN CLAYTON HARDY MD
NPI 1053389395
Pediatrics - Pediatric Gastroenterology in Boston, MA
About Dr. Stephen Clayton Hardy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEPHEN CLAYTON HARDY MD (NPI 1053389395) is an individual pediatric gastroenterology provider in Boston, Massachusetts, licensed in Massachusetts (71020) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 5
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Stephen Clayton Hardy Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Stephen Hardy reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02114
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 Stephen Hardy's NPI number?
The NPI number for Stephen Hardy is 1053389395. It was assigned to this individual provider in the NPPES registry on March 11, 2006.
Where is Stephen Hardy located?
Stephen Hardy practices at 55 Fruit St Yaw 6 Pediatric Gi And Nutrition Associates, Boston, MA 02114. The listed phone number is (617) 726-2930.
What is Stephen Hardy's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.
Is Stephen Hardy enrolled in Medicare?
Yes. Stephen Hardy is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Stephen Hardy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Hardy reassigns Medicare benefits to 2 organizations: Massachusetts General Physicians Organization Inc (Boston, MA) and The General Hospital Corporation (Boston, MA). Each 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 Stephen Hardy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephen Hardy accept?
Health plans from Anthem Blue Cross and Blue Shield list Stephen Hardy 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 Stephen Hardy was last updated on April 12, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. Stephen Clayton Hardy, MD · NPI 1053389395
Pediatric Gastroenterology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 11, 2006.
## Identity
- **NPI:** 1053389395 (Entity type: Individual)
- **Enumerated:** March 11, 2006
- **Primary specialty:** Pediatrics - Pediatric Gastroenterology · taxonomy 2080P0206X
- **State license:** 71020 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT ST YAW 6, PEDIATRIC GI AND NUTRITION ASSOCIATES, Boston, MA 02114
- **Phone:** (617) 726-2930
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 12, 2013
- **Other identifiers:** Medicare UPIN E78543; Other J10861 (MA); Medicaid 3085830 (MA); and 2 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1053389395) · Data from the CMS NPPES public registry.