Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Kathryn L Olson, M.D.
Specialist in Lowell, MA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1336136159
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Registry record
Entity type Individual (Type 1)
Name Dr. Kathryn L Olson
Credential M.D.
Sex Female
Practice address 33 Bartlett St, Suite 401, Lowell, MA, 01852
Phone (978) 452-1331
Fax (978) 452-8331
Enumeration date Oct 6, 2005
Last updated in NPPES Mar 30, 2017
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 |
|---|---|---|---|
| 0003666 | Other | MA | NHP-MA |
| 20342 | Other | - | FALLON COMMUNITY HP |
| J30075 | Other | MA | BCBS-MA |
| 9738720 | Medicaid | MA | - |
| 7024906 | Other | - | CIGNA |
| 3312 | Other | - | HEALTHSOURCE |
| 075177 | Other | - | TUFTS |
| 3736202 | Other | - | AETNA/US HEALTHCARE HMO |
| 5137245 | Other | - | AETNA/US HEALTHCARE |
| 130020 | Other | - | HPHC |
| 979922 | Other | - | NETWORK HEALTH |
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 Kathryn Olson practice?
The practice location on file with NPPES is in Lowell, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Kathryn Olson?
The National Provider Identifier (NPI) for Kathryn Olson is 1336136159, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Mohan Govindan Interventional Cardiology Physician · Lowell, MA NPI 1437152246 Doris Pliskin Specialist · Lowell, MA NPI 1811983257 Nicholas Spirito Specialist · Lowell, MA NPI 1881680239 George P Meltsakos PC Internal Medicine Physician · Lowell, MA NPI 1821075789 Jeffrey Stone Oral and Maxillofacial Surgery (Dentist) · Lowell, MA NPI 1053391102 Thomas Trowbridge Oral and Maxillofacial Surgery (Dentist) · Lowell, MA NPI 1407836927 Shelagh Galvin Advanced Practice Midwife · Lowell, MA NPI 1922060714 Mary Gealow Pediatrics Physician · Lowell, MA NPI 1679536379
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-03-30.