Katherine Marcincuk
Clinical Social Worker · Waltham, MA
Katherine Marcincuk is a clinical social worker with a practice address in Waltham, Massachusetts, and NPI 1174283816, issued on Dec 21, 2021. Check the license (Massachusetts LICSW1120283, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Katherine Marcincuk
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LICSW1120283 MA
Self-reported in NPPES; status is on the state search - Practice location
- 77 Rumford Ave, Waltham, MA 02453
- Phone
- (415) 596-7041
- Enumerated
- Dec 21, 2021
- Record last updated
- Jun 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20260127001798); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 17,815 in Massachusetts → Look up another NPI →
Also registered at 77 Rumford Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jeannine AdamsClinical Social Worker1619027091
- Nana AmankwahStudent in an Organized Health Care Education/Training Program1578440830
- Kyasha AmbroiseStudent in an Organized Health Care Education/Training Program1730916032
- Mary Anderson, M.A.Mental Health Counselor1447397344
- Frederique Begin, MSWClinical Social Worker1134244569
Verify Katherine Marcincuk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license LICSW1120283Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Katherine Marcincuk among 17,815 clinical social worker records in Massachusetts
Katherine Marcincuk is one of 17,815 clinical social worker records with a practice address in Massachusetts. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 83% of them.
- NPI issued2021 · 83% of these records are older, 14% newer
- In a Medicare fileNo · 8% of these records are
- In the CMS Doctors and Clinicians fileYes · 17% of these records are
- Graduated2022 · median 2004 among the 3,059 with a school on file
- Record last updated2025 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
234 clinical social worker records list a practice address in Waltham
They are 234 of the 2,111 NPPES records with a practice address in Waltham, and 17,815 clinical social worker records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17,815 in Massachusetts → Every provider in Waltham → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Felicia Collins, LICSWWaltham, MA 024531598833238
- Arnold Horowitz, LICSWWaltham, MA 024531205919552
- Tina Kraus, LICSWWaltham, MA 024531821166968
- Leslie Lamb, LICSWWaltham, MA 024531144296419
- Richard Lindo, LICSWWaltham, MA 024531891718581
- Carolyn Lynes, LICSWWaltham, MA 024531780767038
- Deborah Mongeon, LICSWWaltham, MA 024531437264249
- Joan Pic, LICSWWaltham, MA 024531144395740
Common questions
What is Katherine Marcincuk's NPI number?
Katherine Marcincuk's National Provider Identifier (NPI) is 1174283816, issued on Dec 21, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Marcincuk located?
The NPPES record lists a practice address at 77 Rumford Ave, Waltham, MA, 02453. Phone: (415) 596-7041. Providers update this record themselves, so call before visiting.
How can I verify Katherine Marcincuk's license?
NPPES lists Massachusetts license number LICSW1120283, as entered by the provider. 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.