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Charles Knudsen
NPI 1710280771 · Behavior Analyst · Waltham, MA
Charles Knudsen is a Behavior Analyst provider in Waltham, MA (NPI 1710280771).
Provider details
- NPI number
- 1710280771
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
83% 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
460 Totten Pond Rd
Waltham, MA 02451-1991
Phone: (781) 895-3200
Street-level locationGet directions
Mailing address
67 Lincoln St
Manchester, MA 01944-1152
Registry dates
- Enumerated
- 2010-12-14
- Last updated
- 2010-12-14
Frequently asked questions
- What is Charles Knudsen's NPI number?
- Charles Knudsen's National Provider Identifier (NPI) is 1710280771, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Knudsen's specialty?
- Charles Knudsen is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Charles Knudsen located?
- Charles Knudsen's practice location on file with NPPES is 460 Totten Pond Rd, Waltham, MA 02451-1991.
- What is Charles Knudsen's phone number?
- The practice phone number listed in the NPPES registry for Charles Knudsen is (781) 895-3200.
- Is Charles Knudsen's NPI active?
- Yes — Charles Knudsen's NPI (1710280771) is active in the NPPES registry as of the last update on 2010-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.