DAVIDSON H. HAMER MD
NPI 1790741841
Internal Medicine - Infectious Disease in Boston, MA
About Davidson H. Hamer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVIDSON H. HAMER MD (NPI 1790741841) is an individual infectious disease provider in Boston, Massachusetts, licensed in Massachusetts (73333) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Boston Medical Center, and is a graduate of University Of Vermont College Of Medicine (1987).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
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
Davidson H. Hamer Md 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 Reassignment
Medicare enrollment records show Davidson Hamer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02118
- Reassigned Medicare billing, Massachusetts enrollment
- 573 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boston Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02118 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
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 Davidson Hamer's NPI number?
The NPI number for Davidson Hamer is 1790741841. It was assigned to this individual provider in the NPPES registry on April 25, 2006.
Where is Davidson Hamer located?
Davidson Hamer practices at 725 Albany Street Shapiro 9, Suite B, Boston, MA 02118. The listed phone number is (617) 414-4290.
What is Davidson Hamer's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Davidson Hamer enrolled in Medicare?
Yes. Davidson Hamer 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 organization bills Medicare for Davidson Hamer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Davidson Hamer reassigns Medicare benefits to Evans Medical Foundation, Inc. (Boston, MA). The 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 Davidson Hamer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Davidson Hamer accept?
Health plans from Anthem Blue Cross and Blue Shield list Davidson Hamer 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 Davidson Hamer affiliated with any hospitals?
According to CMS data, Davidson Hamer is affiliated with Boston Medical Center.
When was this NPI record last updated?
The NPPES record for Davidson Hamer was last updated on June 5, 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.
# Davidson H. Hamer, MD · NPI 1790741841
Infectious Disease physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since April 25, 2006.
## Identity
- **NPI:** 1790741841 (Entity type: Individual)
- **Enumerated:** April 25, 2006
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 73333 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 725 ALBANY STREET, SHAPIRO 9, SUITE B, Boston, MA 02118-2526
- **Phone:** (617) 414-4290 · **Fax:** (617) 414-4285
## 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:** Evans Medical Foundation, Inc. (NPI 1912954124, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Vermont College Of Medicine, class of 1987
## Record status
- **NPPES last updated:** June 5, 2014
- **Other identifiers:** Medicare UPIN E65986 (MA); Medicare ID-Type Unspecified J10416 (MA); Medicaid 110049026A (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1790741841) · Data from the CMS NPPES public registry.