NPPES file of Aug 9, 2026

Mollie Clark, M.A.

Behavior Analyst · Waltham, MA

Mollie Clark, M.A. is a behavior analyst with a practice address in Waltham, Massachusetts, and NPI 1861871824, issued on May 23, 2015. Check the license with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861871824
Name
Mollie Clark
Credential
M.A.
Primary taxonomy
Behavior Analyst 103K00000X
Practice location
1430 Main St, Waltham, MA 02451
Phone
(781) 647-5327
Enumerated
May 23, 2015
Record last updated
May 23, 2015 (not updated in 11 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1430 Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Renee Albert, MSW, LICSWClinical Social Worker1790288710
  2. Mary AmaniampongClinical Social Worker1497128771
  3. Pedro BeatoBehavior Analyst1871923565
  4. Susan BernatClinical Social Worker1285121244
  5. Dorothy BogardBehavior Analyst1760857270
  6. Samantha Bullock, M.EDBehavior Analyst1154786481

Verify Mollie Clark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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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

  1. Julianne Abbascia, BCBA LABAWorcester, MA1255179958
  2. Lisa AbbottTewksbury, MA1740977206
  3. Parinita AbbottAmherst, MA1104424548
  4. Subnam Abdul SamadWest Springfield, MA1912575838
  5. Caitlin AbelliNatick, MA1972906352
  6. Erin AblazaPocasset, MA1104244771
  7. Sarah AbneyPocasset, MA1902351877
  8. Ahmed AbouelnagaWakefield, MA1932077229
  9. Jayme AbramofskyDanvers, MA1619600228
  10. Alexandra AbrechtNewton, MA1427721471

Common questions

What is Mollie Clark, M.A.'s NPI number?

Mollie Clark, M.A.'s National Provider Identifier (NPI) is 1861871824, issued on May 23, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Mollie Clark, M.A. located?

The NPPES record lists a practice address at 1430 Main St, Waltham, MA, 02451. Phone: (781) 647-5327. Providers update this record themselves, so call before visiting.

How can I verify Mollie Clark, M.A.'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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.