Active NPI
Karen Jean Back, MD
- Pediatrics Physician
- Wayland, MA
National Provider Identifier
1295787562
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatrics Physician
- License
- 43580
- Practice address
- 73 Pelham Island Road
Wayland, MA 01778 - Phone
- (508) 358-2918
- Fax
- (508) 358-6054
- NPI assigned
- May 16, 2006
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 43580 | MA | Primary |
Addresses
Primary practice location
73 Pelham Island Road
Wayland, MA 01778
Mailing address
73 Pelham Island Road
Wayland, MA 01778
Phone (508) 358-2918
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 43580 | MA | MD | Pediatrics Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1147737600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1295787562",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "73 PELHAM ISLAND ROAD",
"city": "WAYLAND",
"state": "MA",
"postal_code": "01778",
"telephone_number": "508-358-2918",
"fax_number": "508-358-6054"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "73 PELHAM ISLAND ROAD",
"city": "WAYLAND",
"state": "MA",
"postal_code": "01778",
"telephone_number": "508-358-2918",
"fax_number": "508-358-6054"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BACK",
"first_name": "KAREN",
"middle_name": "JEAN",
"name_prefix": "Mrs.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-05-16",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "MA",
"license": "43580",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Wayland, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.