FRAN GROSS LCSW, CASAC
NPI 1417235086
Counselor - Addiction (Substance Use Disorder) in Port Washington, NY

Q: What is Fran Gross's NPI number?

The NPI number for Fran Gross is 1417235086. It was assigned to this individual provider in the NPPES registry on July 29, 2011.

Q: What is Fran Gross's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Q: When was this NPI record last updated?

The NPPES record for Fran Gross was last updated on July 29, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since July 29, 2011PECOS Enrolled

225 MAIN ST., PORT WASHINGTON, NY 11050(516) 767-1133(516) 767-3680 Get Directions Write a Review

NPPES record last updated: July 29, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Fran Gross Lcsw, Casac NPPES

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

FRAN GROSS LCSW, CASAC (NPI 1417235086) is an individual addiction (substance use disorder) provider in Port Washington, New York, licensed in New York (R031786) and active in the NPI registry since July 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417235086

Entity TypeIndividualFemale

Primary Taxonomy101YA0400X

Provider Legal NameFRAN GROSSCredential: LCSW, CASAC

Location Address225 MAIN ST.Port Washington, NY 11050

Mailing Address225 Main St.Port Washington, NY 11050 · (516) 767-1133 · Fax (516) 767-3680

Phone(516) 767-1133

Fax(516) 767-3680

Sole ProprietorNo

Enumeration DateJuly 29, 2011

✔ NPI 1417235086 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code101YA0400X

License✔ Licensed in NY · R031786

225 MAIN ST., Port Washington, NY 11050

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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Fran Gross Lcsw, Casac 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.

Medicare Billing Reassignments

Medicare enrollment records show Fran Gross reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Che Senior Psychological Services, PC

18 mi

Clinical

300 CADMAN PLZ W
Brooklyn, NY 11201

Reassigned Medicare billing, New York enrollment
457 clinicians in this Medicare group

NPI 1023078219 (888) 515-3834

Knapp Street Psychiatry, PC

21 mi

Clinical

2433 KNAPP ST STE 306
Brooklyn, NY 11235

Reassigned Medicare billing, New York enrollment
436 clinicians in this Medicare group

NPI 1043248776 (888) 515-3834

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

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834

Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.

1,289 services50 patients

Psychotherapy, 30 minutes 90832

Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.

38 services21 patients

Other Providers at the Same Location NPPES

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

MS. AGNES M. LASETCHUK LCSW

Counselor (Addiction (Substance Use Disorder))

225 MAIN ST.
PORT WASHINGTON, NY 11050

Nassau County (516) 767-1133

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 Fran Gross's NPI number?

The NPI number for Fran Gross is 1417235086. It was assigned to this individual provider in the NPPES registry on July 29, 2011.

Where is Fran Gross located?

Fran Gross practices at 225 Main St., Port Washington, NY 11050. The listed phone number is (516) 767-1133.

What is Fran Gross's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Is Fran Gross enrolled in Medicare?

Yes. Fran Gross is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Fran Gross's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Fran Gross reassigns Medicare benefits to 2 organizations: Che Senior Psychological Services, PC (Brooklyn, NY) and Knapp Street Psychiatry, PC (Brooklyn, NY). Each 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 Fran Gross's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Fran Gross accept?

Health plans from Oscar Health list Fran Gross 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 Fran Gross was last updated on July 29, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.