IndividualActive
John Madden, DMD
NPI 1689841884 · Dentist · Boston, MA
John Madden, DMD is a Dentist provider in Boston, MA (NPI 1689841884).
Provider details
- NPI number
- 1689841884
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DMD
- Sex
- Male
- Sole proprietor
- No
- License
- DN1857208 (MA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1 Kneeland St Tusdm
Prosthodontics & Operative Dentistry Department
Boston, MA 02111-0000
Phone: (617) 636-2914
Street-level locationGet directions
Mailing address
136 Sudbury Road
Concord, MA 01742
Registry dates
- Enumerated
- 2008-05-15
- Last updated
- 2016-08-10
Frequently asked questions
- What is John Madden's NPI number?
- John Madden's National Provider Identifier (NPI) is 1689841884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Madden's specialty?
- John Madden is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is John Madden located?
- John Madden's practice location on file with NPPES is 1 Kneeland St Tusdm, Boston, MA 02111-0000.
- What is John Madden's phone number?
- The practice phone number listed in the NPPES registry for John Madden is (617) 636-2914.
- Is John Madden's NPI active?
- Yes — John Madden's NPI (1689841884) is active in the NPPES registry as of the last update on 2016-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.