Mary Catherine Alger, MA
Mental Health Counselor · Plymouth, MA
Mary Catherine Alger, MA is a mental health counselor with a practice address in Plymouth, Massachusetts, and NPI 1396383717, issued on Dec 16, 2019. Check the license with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Catherine Alger
- Credential
- MA
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- Practice location
- 103 Winding Way, Plymouth, MA 02360
- Phone
- (508) 746-5185
- Enumerated
- Dec 16, 2019
- Record last updated
- Feb 10, 2022
- Medicare enrollment
- Enrolled (PECOS I20251024000361); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 18,415 in Massachusetts → Look up another NPI →
Verify Mary Catherine Alger 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
Bills Medicare through one group practice
- Volunteers OF America OF Massachusetts Inc.Quincy, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Catherine Alger among 18,415 mental health counselor records in Massachusetts
Mary Catherine Alger, MA is one of 18,415 mental health counselor records with a practice address in Massachusetts. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 61% of them.
- NPI issued2019 · 61% of these records are older, 34% newer
- In a Medicare fileYes · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated2021 · median 2014 among the 1,811 with a school on file
- Record last updated2022 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
358 mental health counselor records list a practice address in Plymouth
They are 358 of the 1,954 NPPES records with a practice address in Plymouth, and 18,415 mental health counselor records in Massachusetts.
All 18,415 in Massachusetts → Every provider in Plymouth → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Renee Cafarella, MAPlymouth, MA 023601053411181
- Mark Donegan, L.M.H.C.Plymouth, MA 023601427133305
- Merrily Harris, LMHCPlymouth, MA 023601093815193
- William Haughn, LMHCPlymouth, MA 023601144397654
- Tracy Kasper-O'Hearne, LMHCPlymouth, MA 023601447334495
- Alice Kearney, LMHCPlymouth, MA 023601386729432
- Barbara Lashley, LMHCPlymouth, MA 023601578657771
- Vincent Panetta, PH.DPlymouth, MA 023601427133677
Common questions
What is Mary Catherine Alger, MA's NPI number?
Mary Catherine Alger, MA's National Provider Identifier (NPI) is 1396383717, issued on Dec 16, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mary Catherine Alger, MA located?
The NPPES record lists a practice address at 103 Winding Way, Plymouth, MA, 02360. Phone: (508) 746-5185. Providers update this record themselves, so call before visiting.
How can I verify Mary Catherine Alger, MA'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. Medicare files from data.cms.gov. 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.