IndividualActive
Lionel Willoughby, M.D.
NPI 1497815666 · General Practice Physician · Concord, MA
Provider details
- NPI number
- 1497815666
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD010099 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
696 Virginia Rd
Cbhco-Ma
Concord, MA 01742-2718
Phone: (978) 318-8945
Street-level locationGet directions
Mailing address
206 Ridge Ln
Waltham, MA 02452-4944
Registry dates
- Enumerated
- 2006-12-11
- Last updated
- 2023-03-07
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.