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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

ISABELLA MASEREJIAN
NPI 1437081734
Counselor - Mental Health in New York, NY

Active since June 01, 2026
122 E 42ND ST FL 4, NEW YORK, NY 10168(617) 650-8668 Get Directions Write a Review

NPPES record added: June 1, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Isabella Maserejian NPPES

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

ISABELLA MASEREJIAN (NPI 1437081734) is an individual mental health provider in New York, New York and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1437081734
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameISABELLA MASEREJIAN
Location Address122 E 42ND ST FL 4New York, NY 10168-0501
Mailing Address122 E 42nd St Fl 4New York, NY 10168-0501
Phone(617) 650-8668
Sole ProprietorNo
Enumeration DateJune 1, 2026
NPPES CertifiedJune 1, 2026
✔ NPI 1437081734 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
122 E 42ND ST FL 4, New York, NY 10168
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Other Providers at the Same Location NPPES 7

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

CHELSEA P. DAVIS
Social Worker (Clinical)
122 E 42ND ST FL 4
NEW YORK, NY 10168
New York County (917) 822-4866
EUGENIA THEODOSOPOULOS
Counselor (Mental Health)
122 E 42ND ST FL 4
NEW YORK, NY 10168
New York County (347) 581-9651
NEERA MOHESS
Counselor (Mental Health)
122 E 42ND ST FL 4
NEW YORK, NY 10168
New York County (646) 342-2516
KVITOSLAVA KRAVCHYK
Counselor (Mental Health)
122 E 42ND ST FL 4
NEW YORK, NY 10168
New York County (646) 541-0852
JESSICA M. KAUFMAN
Social Worker (Clinical)
122 E 42ND ST FL 4
NEW YORK, NY 10168
New York County (917) 734-8943
SARAH ELIZABETH LAFONTAINE MHC-LP
Counselor (Mental Health)
122 E 42ND ST FL 4
NEW YORK, NY 10168
New York County (212) 810-1724
ELAINA KOKINAKOS
Counselor (Mental Health)
122 E 42ND ST FL 4
NEW YORK, NY 10168
New York County (212) 810-1724

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 Isabella Maserejian's NPI number?

The NPI number for Isabella Maserejian is 1437081734. It was assigned to this individual provider in the NPPES registry on June 1, 2026.

Where is Isabella Maserejian located?

Isabella Maserejian practices at 122 E 42nd St Fl 4, New York, NY 10168. The listed phone number is (617) 650-8668.

What is Isabella Maserejian's specialty?

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

When was this NPI record last updated?

The NPPES record for Isabella Maserejian was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.