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HELENE MCMAHON MA, LMHC
NPI 1295488765
Counselor - Mental Health in Buffalo, NY

Active since February 03, 2022PECOS Enrolled
155 CHANDLER ST STE 6, BUFFALO, NY 14207(716) 884-1801 Get Directions Write a Review

NPPES record last updated: February 4, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 4, 2026, Sep 7, 2025, Feb 3, 2022 (3 updates tracked since 2022).

About Helene Mcmahon Ma, Lmhc NPPES

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

HELENE MCMAHON MA, LMHC (NPI 1295488765) is an individual mental health provider in Buffalo, New York, licensed in New York (013589) and active in the NPI registry since February 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1295488765
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameHELENE MCMAHONCredential: MA, LMHC
Location Address155 CHANDLER ST STE 6Buffalo, NY 14207-2405
Mailing Address155 Chandler St Ste 6Buffalo, NY 14207-2405 · (716) 884-1801
Phone(716) 884-1801
Sole ProprietorYes
Enumeration DateFebruary 3, 2022
Last NPPES UpdateFebruary 4, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 4, 2026
✔ NPI 1295488765 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in NY · 013589
155 CHANDLER ST STE 6, Buffalo, NY 14207
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Helene Mcmahon Ma, Lmhc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 2

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

DARIUS SOMMERVILLE LMHC-D
Counselor (Mental Health)
155 CHANDLER ST STE 6
BUFFALO, NY 14207
Erie County (716) 908-4014
BLACK ROCK MENTAL COUNSELING WNY, PLLC
Counselor (Mental Health)
155 CHANDLER ST STE 6
BUFFALO, NY 14207
Erie County (716) 884-1801

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 Helene Mcmahon's NPI number?

The NPI number for Helene Mcmahon is 1295488765. It was assigned to this individual provider in the NPPES registry on February 3, 2022.

Where is Helene Mcmahon located?

Helene Mcmahon practices at 155 Chandler St Ste 6, Buffalo, NY 14207. The listed phone number is (716) 884-1801.

What is Helene Mcmahon's specialty?

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

Is Helene Mcmahon enrolled in Medicare?

Yes. Helene Mcmahon is registered in the Medicare PECOS enrollment system.

What insurance does Helene Mcmahon accept?

Health plans from Providence Health Plan list Helene Mcmahon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Helene Mcmahon was last updated on February 4, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.