Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Adam Scott Feldman, MD
Urology Physician in Boston, MA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1457342636
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Registry record
Entity type Individual (Type 1)
Name Dr. Adam Scott Feldman
Credential MD
Sex Male
Practice address 55 Fruit St, Grb 1102 Massachusetts General Hospital, Boston, MA, 02114
Phone (617) 726-2797
Fax (617) 726-6131
Enumeration date Nov 4, 2005
Last updated in NPPES Aug 1, 2012
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Adam Feldman?
The National Provider Identifier (NPI) for Adam Feldman is 1457342636, a Type 1 (individual) record in the CMS NPPES registry.
Where does Adam Feldman practice?
The practice location on file with NPPES is in Boston, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-08-01.