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MARK WILLIAM LESNIEWSKI
NPI 1790212975
Counselor - Mental Health in Erie, PA

Active since May 18, 2017Opted out of Medicare · through May 23, 2028
3800 W 12TH ST STE 7, ERIE, PA 16505(814) 482-2209 Get Directions Write a Review

NPPES record last updated: May 25, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 25, 2023, Jul 21, 2022, May 3, 2021 and 2 more (5 updates tracked since 2017).

About Mark William Lesniewski NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK WILLIAM LESNIEWSKI (NPI 1790212975) is an individual mental health provider in Erie, Pennsylvania and active in the NPI registry since May 2017. He has opted out of Medicare through May 23, 2028 and maintains a secondary practice location in Buffalo.

NPPES Registry Identity

NPI1790212975
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameMARK WILLIAM LESNIEWSKI
Location Address3800 W 12TH ST STE 7Erie, PA 16505-3380
Mailing Address3800 W 12th St Ste 7Erie, PA 16505-3380 · (814) 482-2209 · Fax (814) 200-1785
Phone(814) 482-2209
Sole ProprietorNo
Enumeration DateMay 18, 2017
Last NPPES UpdateMay 25, 20235 updates tracked since enumeration
NPPES CertifiedMay 25, 2023
✔ NPI 1790212975 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
3800 W 12TH ST STE 7, Erie, PA 16505
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Secondary Practice Location 1

Location 13350 Main StBuffalo, NY 14214-1316 · Phone (716) 819-3420 · Fax (716) 819-3430

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mark William Lesniewski has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from May 23, 2024 through May 23, 2028.

Opt-Out Effective DateMay 23, 2024
Opt-Out In Effect ThroughMay 23, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MADELYN SIMMONS
Counselor (Mental Health)
3800 W 12TH ST STE 7
ERIE, PA 16505
Erie County (814) 482-2209
OPENEDEYES COUNSELING & MENTAL WELLNESS LLC
Counselor (Mental Health)
3800 W 12TH ST STE 7
ERIE, PA 16505
Erie County (724) 813-9693
FOREST COUNSELING, LLC
Clinic/Center (Adolescent and Children Mental Health)
3800 W 12TH ST STE 7
ERIE, PA 16505
Erie County (814) 482-2209

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Lesniewski's NPI number?

The NPI number for Mark Lesniewski is 1790212975. It was assigned to this individual provider in the NPPES registry on May 18, 2017.

Where is Mark Lesniewski located?

Mark Lesniewski practices at 3800 W 12th St Ste 7, Erie, PA 16505. The listed phone number is (814) 482-2209.

What is Mark Lesniewski's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Mark Lesniewski enrolled in Medicare?

No. Mark Lesniewski has opted out of Medicare through May 23, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Mark Lesniewski was last updated on May 25, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.