Dr. Karen Elline Newbold, MD
- Hospital affiliations
- 1
- Industry payments
- $11
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 300 Longwood Avenue, Boston, MA 02115
- Practice phone
- Call (617) 735-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Newbold's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Karen Elline Newbold is a pediatrician in Boston, Massachusetts
Dr. Newbold practices at Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital.
Dr. Newbold's NPI, 1548268360, was assigned on July 14, 2005. Dr. Newbold holds Massachusetts license 224263.
- NPI
- 1548268360NPI Registry (opens in a new tab)
- NPI enumeration date
- July 14, 2005
- NPI status
- Active
- Practice phone
- (617) 735-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Karen Elline Newbold practices at Boston Children's Hospital in Boston, Massachusetts
Dr. Newbold's primary practice is Boston Children's Hospital, at 300 Longwood Avenue, Boston, MA 02115 in Suffolk County. The practice phone is (617) 735-6000.
- Boston Children's Hospital300 Longwood Avenue, Boston, MA 02115 · Suffolk CountyPhone(617) 735-6000
Source: Dmand AI Affiliation Data
Dr. Karen Elline Newbold is affiliated with 3 sites of care and 1 medical group
Dr. Newbold's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. The medical group on file is Mount Auburn Professional Services. Dmand AI also links Dr. Newbold to 1 more dialysis center and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Karen Elline Newbold's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Newbold practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Children's Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across The Children's Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Karen Elline Newbold is one of 2,101 pediatricians in Massachusetts
Pediatrics is Dr. Newbold's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Newbold is licensed in Massachusetts.
Specialties and state licenses
- Pediatrics, MassachusettsPrimary
Pediatricians near Dr. Newbold
Counts of pediatricians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Karen Elline Newbold's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Newbold's median patient age at 13, with 45% women.
Dr. Newbold's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 13
Patient panel by sex, all payers
- Women45%
- Men53%
Source: Dmand AI Patient Panel Data
Dr. Karen Elline Newbold received $11 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Newbold from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Sanofi Pasteur Inc. paid the most, $11.
Companies that paid Dr. Newbold the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Karen Elline Newbold's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Karen Elline Newbold
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Karen Elline Newbold's NPI number?
Dr. Karen Elline Newbold's NPI number is 1548268360. It was assigned on July 14, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Karen Elline Newbold?
Dr. Karen Elline Newbold is a pediatrician in Boston, Massachusetts. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Karen Elline Newbold practice?
Dr. Newbold practices at 300 Longwood Avenue, Boston, MA 02115. Dr. Newbold's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. Dmand AI also links Dr. Newbold to 1 dialysis center and 1 group practice or clinic.
What is Dr. Karen Elline Newbold's office phone number?
The practice phone on file for Dr. Newbold is (617) 735-6000.
What is Dr. Karen Elline Newbold's medical license number?
Dr. Newbold holds Massachusetts license 224263.
Which hospitals is Dr. Karen Elline Newbold affiliated with?
Dr. Newbold practices at Boston Children's Hospital in Boston, Massachusetts.
What medical group is Dr. Karen Elline Newbold part of?
Dr. Newbold is linked to Mount Auburn Professional Services.
Has Dr. Karen Elline Newbold received payments from drug or device companies?
CMS Open Payments shows $11 in general payments to Dr. Newbold from 1 company from 2016 to 2016. The largest total came from Sanofi Pasteur Inc.
How long has Dr. Karen Elline Newbold been practicing?
Dr. Newbold's NPI was assigned in 2005.
Selling to pediatrics practices?
See pediatricians in Massachusetts by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card