MATTHEW J. HAMILTON M.D.
NPI 1982652814
Internal Medicine - Gastroenterology in Chestnut Hill, MA
About Matthew J. Hamilton M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW J. HAMILTON M.D. (NPI 1982652814) is an individual gastroenterology provider in Chestnut Hill, Massachusetts, licensed in Massachusetts (223517) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with North Shore Medical Center -, and is a graduate of University Of Maryland School Of Medicine (2002).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Matthew J. Hamilton M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Matthew Hamilton reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 clinicians in this Medicare group
Hyannis, MA 02601
- Reassigned Medicare billing, Massachusetts enrollment
- 423 clinicians in this Medicare group
Hyannis, MA 02601
- Reassigned Medicare billing, Massachusetts enrollment
- 678 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.
Areas of Expertise CMS Part B claims 14
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Shore Medical Center -
Acute Care Hospitals · Salem, MAMassachusetts General Hospital
Acute Care Hospitals · Boston, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAFaulkner Hospital-Brigham And Women's
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02467 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHESTNUT HILL, MA 02467
CHESTNUT HILL, MA 02467
CHESTNUT HILL, MA 02467
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 Matthew Hamilton's NPI number?
The NPI number for Matthew Hamilton is 1982652814. It was assigned to this individual provider in the NPPES registry on May 4, 2006.
Where is Matthew Hamilton located?
Matthew Hamilton practices at 850 Boylston St Crohn's And Colitis Center, 2nd Floor, Chestnut Hill, MA 02467. The listed phone number is (617) 732-6389.
What is Matthew Hamilton's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Matthew Hamilton enrolled in Medicare?
Yes. Matthew Hamilton is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Matthew Hamilton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Hamilton reassigns Medicare benefits to 3 organizations: Brigham & Womens Physicians Organization Inc (Boston, MA), Medical Affiliates Of Cape Cod, Inc. (Hyannis, MA) and Physicians Of Cape Cod Hospital (Hyannis, 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 Matthew Hamilton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Matthew Hamilton accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Matthew Hamilton 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.
Is Matthew Hamilton affiliated with any hospitals?
According to CMS data, Matthew Hamilton is affiliated with North Shore Medical Center -, Massachusetts General Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.
When was this NPI record last updated?
The NPPES record for Matthew Hamilton was last updated on March 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Matthew J. Hamilton, M.D. · NPI 1982652814
Gastroenterology physician in Chestnut Hill, Massachusetts. Individual provider, active in the CMS NPPES registry since May 4, 2006.
## Identity
- **NPI:** 1982652814 (Entity type: Individual)
- **Enumerated:** May 4, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 223517 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 850 BOYLSTON ST, CROHN'S AND COLITIS CENTER, 2ND FLOOR, Chestnut Hill, MA 02467-2477
- **Phone:** (617) 732-6389 · **Fax:** (617) 732-9198
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA); Medical Affiliates Of Cape Cod, Inc. (NPI 1770534927, Hyannis, MA); Physicians Of Cape Cod Hospital (NPI 1679832364, Hyannis, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Maryland School Of Medicine, class of 2002
## Record status
- **NPPES last updated:** March 30, 2015
- **Other identifiers:** Medicaid 2107473 (MA); Medicare UPIN I36819 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1982652814) · Data from the CMS NPPES public registry.