Margaret Lancefield, M.D.
NPI 1831126754 · Internal Medicine Physician · Plainsboro, NJ
Margaret Lancefield, M.D. is a Internal Medicine Physician provider in Plainsboro, NJ (NPI 1831126754).
Provider details
- NPI number
- 1831126754
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA05597200 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-27
- Last updated
- 2012-05-25
Frequently asked questions
- What is Margaret Lancefield's NPI number?
- Margaret Lancefield's National Provider Identifier (NPI) is 1831126754, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Lancefield's specialty?
- Margaret Lancefield is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Lancefield located?
- Margaret Lancefield's practice location on file with NPPES is 5 Plainsboro Rd, Plainsboro, NJ 08536.
- What is Margaret Lancefield's phone number?
- The practice phone number listed in the NPPES registry for Margaret Lancefield is (609) 853-7272.
- Is Margaret Lancefield's NPI active?
- Yes — Margaret Lancefield's NPI (1831126754) is active in the NPPES registry as of the last update on 2012-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.