Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Kenneth George Terkelsen, M.D.
Psychiatry Physician in Mashpee, MA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1336142504
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Registry record
Entity type Individual (Type 1)
Name Dr. Kenneth George Terkelsen
Credential M.D.
Sex Male
Practice address 107 Commercial St, Mashpee, MA, 02649
Phone (508) 477-7090
Fax (508) 477-7028
Enumeration date May 23, 2005
Last updated in NPPES Jun 5, 2013
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2113121 | Medicaid | MA | - |
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 Kenneth Terkelsen?
The National Provider Identifier (NPI) for Kenneth Terkelsen is 1336142504, a Type 1 (individual) record in the CMS NPPES registry.
Where does Kenneth Terkelsen practice?
The practice location on file with NPPES is in Mashpee, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Stephanie Prior Family Medicine Physician · Mashpee, MA NPI 1336120567 Kristy Brown Family Medicine Physician · Mashpee, MA NPI 1417939661 Janet Stiles Internal Medicine Physician · Mashpee, MA NPI 1619955903 Charles Malis Family Medicine Physician · Mashpee, MA NPI 1891766176 Sharon Rousseau Family Nurse Practitioner · Mashpee, MA NPI 1538105903 Community Health Center of Cape Cod, Inc. Community Health Clinic/Center · Mashpee, MA NPI 1821193145 Ronald Backer Family Medicine Physician · Mashpee, MA NPI 1083735146 Allegra Mcelroy Nurse Practitioner · Mashpee, MA NPI 1003023284
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-06-05.