Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Gerald A Dahlstrom, PA-C
Physician Assistant in Sutton, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639144843
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Registry record
Entity type Individual (Type 1)
Name Mr. Gerald A Dahlstrom
Credential PA-C
Sex Male
Practice address 178 Putnam Hill Rd, Sutton, MA, 01590
Phone (508) 865-6217
Enumeration date Feb 21, 2006
Last updated in NPPES Nov 15, 2021
Taxonomy & licenses
363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA32 (MA) Secondary
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 32 (MA) Primary
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
Where does Gerald Dahlstrom practice?
The practice location on file with NPPES is in Sutton, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gerald Dahlstrom?
The National Provider Identifier (NPI) for Gerald Dahlstrom is 1639144843, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-11-15.