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MR. BRIAN HUGH MARREN LCSW-R
NPI 1376861427
Social Worker - Clinical in New York, NY

Active since May 13, 2010PECOS EnrolledAccepts Medicare Assignment
19 W 34TH ST, PENTHOUSE, NEW YORK, NY 10001(646) 353-0646 Get Directions Write a Review

NPPES record last updated: May 13, 2010. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Brian Hugh Marren Lcsw-r NPPES

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

MR. BRIAN HUGH MARREN LCSW-R (NPI 1376861427) is an individual clinical provider in New York, New York, licensed in New York (043504-1) and active in the NPI registry since May 2010. He is enrolled in Medicare PECOS and is a graduate of Other (1991).

NPPES Registry Identity

NPI1376861427
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. BRIAN HUGH MARRENCredential: LCSW-R
Location Address19 W 34TH ST, PENTHOUSENew York, NY 10001-3006
Mailing AddressPo Box 8322Pelham, NY 10803-8322 · (646) 353-0646
Phone(646) 353-0646
Sole ProprietorYes
Medical School CMSOtherGraduated 1991
Enumeration DateMay 13, 2010
✔ NPI 1376861427 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NY · 043504-1
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
19 W 34TH ST, New York, NY 10001
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Brian Hugh Marren Lcsw-r is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5597929125
PECOS Enrollment IDI20120612000379
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10001 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $65.69 – $198.19
Typical copayment $0.00 (range $16.42 – $49.54)
Most-billed visit code NA
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

JOAN POELVOORDE LCSW PC
Social Worker (Clinical)
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (646) 473-0138
KERIN NADLER LCAT, BC-DMT
Dance Therapist
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (917) 597-8055
MS. LIBBY ANN SHAPIRO LCAT, MT-BC
Art Therapist
19 W 34TH ST
NEW YORK, NY 10001
New York County (917) 622-6371
MR. JACOB GERSHONI
Social Worker (Clinical)
19 W 34TH ST, SUITE PH
NEW YORK, NY 10001
New York County (212) 795-1192
MR. ROGER BACHRACH LMHC , LMSW
Counselor (Mental Health)
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (917) 902-9203
DR. PETER JOHN ROSAN PH. D.
Psychologist (Clinical)
19 W 34TH ST, PENTHOUSE
NEW YORK, NY 10001
New York County (718) 753-9400
ASHLEY YERIM CHOI
Social Worker (Clinical)
19 W 34TH ST
NEW YORK, NY 10001
New York County (347) 625-5020
DR. ISRAEL ROMANO PH.D.
Psychologist (Clinical)
19 W 34TH ST
NEW YORK, NY 10001
New York County (917) 292-5462

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 Brian Marren's NPI number?

The NPI number for Brian Marren is 1376861427. It was assigned to this individual provider in the NPPES registry on May 13, 2010.

Where is Brian Marren located?

Brian Marren practices at 19 W 34th St Penthouse, New York, NY 10001. The listed phone number is (646) 353-0646.

What is Brian Marren's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Brian Marren enrolled in Medicare?

Yes. Brian Marren is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Brian Marren was last updated on May 13, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.