Marek Tresnak, MA
Mental Health Counselor · Lowell, MA
Marek Tresnak, MA is a mental health counselor with a practice address in Lowell, Massachusetts, and NPI 1902958507, issued on Jan 17, 2007. 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
- Marek Tresnak
- Credential
- MA
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- Practice location
- 77 E Merrimack St, Lowell, MA 01852
- Phone
- (978) 453-6800
- Enumerated
- Jan 17, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (978) 453-6767
- Medicare enrollment
- Enrolled (PECOS I20251227000581); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 18,415 in Massachusetts → Look up another NPI →
Also registered at 77 E Merrimack St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Heather AllardSocial Worker1649820028
- Leidy Almonte, MSW, LICSWClinical Social Worker1881931228
Verify Marek Tresnak 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
Marek Tresnak among 18,415 mental health counselor records in Massachusetts
Marek Tresnak, 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 not. Its NPI, issued in 2007, is newer than 6% of them.
- NPI issued2007 · 6% of these records are older, 84% newer
- In a Medicare fileNo · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated2006 · median 2014 among the 1,811 with a school on file
- Record last updated2007 · 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).
374 mental health counselor records list a practice address in Lowell
They are 374 of the 2,992 NPPES records with a practice address in Lowell, and 18,415 mental health counselor records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 18,415 in Massachusetts → Every provider in Lowell → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Elena AnsaraLowell, MA 018521427137793
- Gordon Bailey, LMHCLowell, MA 018521497807598
- Ann Brady, LMHCLowell, MA 018521255379046
- Maria Dinis, MSLowell, MA 018521801959895
- Alyson Eckholt, LMHCLowell, MA 018521932277175
- Debra Finn, LMHCLowell, MA 018521336188531
- Henry Hartley, MSLowell, MA 018521740332345
- Colleen Kellner, LMHCLowell, MA 018521962574954
Common questions
What is Marek Tresnak, MA's NPI number?
Marek Tresnak, MA's National Provider Identifier (NPI) is 1902958507, issued on Jan 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marek Tresnak, MA located?
The NPPES record lists a practice address at 77 E Merrimack St, Lowell, MA, 01852. Phone: (978) 453-6800. Providers update this record themselves, so call before visiting.
How can I verify Marek Tresnak, 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. 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.