Charles G. Knudsen
Behavior Analyst · Waltham, MA
Charles G. Knudsen is a behavior analyst with a practice address in Waltham, Massachusetts, and NPI 1710280771, issued on Dec 14, 2010. Check the license with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Charles G. Knudsen
- Primary taxonomy
- Behavior Analyst 103K00000X
- Practice location
- 460 Totten Pond RD, Waltham, MA 02451
- Phone
- (781) 895-3200
- Enumerated
- Dec 14, 2010
- Record last updated
- Dec 14, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 460 Totten Pond RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Christina Cossa, MOT, OTR/LOccupational Therapist1750525960
- Monica DefrancaBehavior Analyst1255650933
- Erik Grau, MFA, BABehavior Analyst1881994010
- Elizabeth Kern, BABehavior Analyst1104142991
Verify Charles G. Knudsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53 behavior analyst records list a practice address in Waltham
They are 53 of the 2,111 NPPES records with a practice address in Waltham, and 4,718 behavior analyst records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 53 in Waltham → All 4,718 in Massachusetts → Every provider in Waltham →
Other behavior analyst records in Massachusetts
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- Caitlin AbelliNatick, MA1972906352
- Erin AblazaPocasset, MA1104244771
- Sarah AbneyPocasset, MA1902351877
- Ahmed AbouelnagaWakefield, MA1932077229
- Jayme AbramofskyDanvers, MA1619600228
- Alexandra AbrechtNewton, MA1427721471
Common questions
What is Charles G. Knudsen's NPI number?
Charles G. Knudsen's National Provider Identifier (NPI) is 1710280771, issued on Dec 14, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Charles G. Knudsen located?
The NPPES record lists a practice address at 460 Totten Pond RD, Waltham, MA, 02451. Phone: (781) 895-3200. Providers update this record themselves, so call before visiting.
How can I verify Charles G. Knudsen's license?
Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.