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MOLLY HAHN LMSW
NPI 1851724769
Social Worker - Clinical in Nyack, NY

Active since August 14, 2013PECOS Enrolled
292 MAIN ST STE 4, NYACK, NY 10960(845) 709-0700(845) 675-5070 Get Directions Write a Review

NPPES record last updated: September 18, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 18, 2019, Jan 6, 2017 (2 updates tracked since 2017).

About Molly Hahn Lmsw NPPES

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

MOLLY HAHN LMSW (NPI 1851724769) is an individual clinical provider in Nyack, New York, licensed in New York (0837791) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in West Nyack, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1851724769
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMOLLY HAHNCredential: LMSW
Location Address292 MAIN ST STE 4Nyack, NY 10960
Mailing Address292 Main St Ste 4Nyack, NY 10960-2572 · (845) 709-0700 · Fax (845) 675-5070
Phone(845) 709-0700
Fax(845) 675-5070
Sole ProprietorYes
Medical School CMSOtherGraduated 2005
Enumeration DateAugust 14, 2013
Last NPPES UpdateSeptember 18, 20192 updates tracked since enumeration
✔ NPI 1851724769 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NY · 0837791
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.
292 MAIN ST STE 4, Nyack, NY 10960
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Secondary Practice Location 1

Location 12 Crosfield Ave, Suire 318West Nyack, NY 10994-2226 · Phone (845) 353-5600 · Fax (845) 353-3474

Other Identifiers 1

Medicaid04496897NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Molly Hahn Lmsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5395034193
PECOS Enrollment IDI20160518000953, I20241127000083
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.

Medicare Billing Reassignment

Medicare enrollment records show Molly Hahn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Counseling Center Of Keyport
48 mi
Clinical
328 MAPLE PL
Keyport, NJ 07735
  • Reassigned Medicare billing, New Jersey enrollment
NPI 1275418253 (732) 217-1283

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10960 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 $67.40 – $203.53
Typical copayment $0.00 (range $16.85 – $50.88)
Most-billed visit code NA
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
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.

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 Molly Hahn's NPI number?

The NPI number for Molly Hahn is 1851724769. It was assigned to this individual provider in the NPPES registry on August 14, 2013.

Where is Molly Hahn located?

Molly Hahn practices at 292 Main St Ste 4, Nyack, NY 10960. The listed phone number is (845) 709-0700.

What is Molly Hahn's specialty?

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

Is Molly Hahn enrolled in Medicare?

Yes. Molly Hahn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Molly Hahn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Molly Hahn reassigns Medicare benefits to The Counseling Center Of Keyport (Keyport, NJ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Molly Hahn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Molly Hahn was last updated on September 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.