Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Karen E Zemel, MD
Pediatrics Physician in Norwell, MA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275524225
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Registry record
Entity type Individual (Type 1)
Name Dr. Karen E Zemel
Credential MD
Sex Female
Practice address 75 Washington St, Norwell, MA, 02061
Phone (781) 878-5200
Fax (781) 681-9901
Enumeration date Oct 31, 2005
Last updated in NPPES Feb 10, 2011
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 |
|---|---|---|---|
| 042297845 | Other | MA | PRIVATE HEALTHCARE SYSTEM |
| 0021229 | Other | MA | NEIGHBORHOOD HLTH PLAN |
| 202071 | Other | MA | HVD PILGRIM HEALTH CARE |
| B10389703 | Other | MA | DOC FIRST |
| J21528 | Other | MA | BCBS |
| 159840 | Other | - | TUFTS MEDICARE PREFERRED |
| 042297845 | Other | MA | GIC UNICARE |
| 042297845 | Other | MA | TRICARE |
| 042297845 | Other | MA | GREAT WEST HEALTH CARE |
| 3198821 | Medicaid | MA | - |
| B 10389703 | Other | MA | CIGNA |
| 042297845 | Other | MA | HCVM |
| 042297845 | Other | MA | UNITED HEALTH CARE |
| 159840 | Other | MA | TUFTS |
| 51538 | Other | MA | FALLON |
| 7254017 | Other | MA | AETNA |
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 Karen Zemel practice?
The practice location on file with NPPES is in Norwell, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Karen Zemel?
The National Provider Identifier (NPI) for Karen Zemel is 1275524225, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → W Prouty Pediatrics Physician · Norwell, MA NPI 1801887849 Maria Dooley Nurse Practitioner · Norwell, MA NPI 1346231776 Bennet Epstein Psychologist · Norwell, MA NPI 1528059847 Robert Zeller Obstetrics & Gynecology Physician · Norwell, MA NPI 1255312021 Joseph Schwartz Surgery Physician · Norwell, MA NPI 1053392662 Cecil Hodges Nurse Practitioner · Norwell, MA NPI 1861473183 Robert Young Surgery Physician · Norwell, MA NPI 1730162512 Devon Haines Nutrition Education Nutritionist · Norwell, MA NPI 1689657140
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-02-10.