MRS. MERRIANNE MOSS LEFF LCSW LISW
NPI 1023073244
Social Worker in Greensboro, NC

Q: What is Merrianne Leff's NPI number?

The NPI number for Merrianne Leff is 1023073244. It was assigned to this individual provider in the NPPES registry on April 19, 2006. The provider is also known as Mrs. Merrianne Moss Berger Lisw.

Q: What is Merrianne Leff's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Q: Is Merrianne Leff enrolled in Medicare?

No. Merrianne Leff has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Merrianne Leff was last updated on April 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 April 19, 2006Opted out of Medicare · through Apr 1, 2028

1 CRAB TREE CT, GREENSBORO, NC 27455(336) 314-0829(336) 288-9900 Get Directions Write a Review

NPPES record last updated: April 15, 2021. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Mrs. Merrianne Moss Leff Lcsw Lisw NPPES

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

MRS. MERRIANNE MOSS LEFF LCSW LISW (NPI 1023073244) is an individual social worker in Greensboro, North Carolina, licensed in North Carolina (C005177) and active in the NPI registry since April 2006. She has opted out of Medicare through April 1, 2028 and remains eligible to order and refer and is a graduate of Other (1973).

NPPES Registry Identity

NPI1023073244

Entity TypeIndividualFemale

Primary Taxonomy104100000X

Provider Legal NameMRS. MERRIANNE MOSS LEFFCredential: LCSW LISW

Location Address1 CRAB TREE CTGreensboro, NC 27455-3427

Mailing Address5558 Darlington RdPittsburgh, PA 15217-1508 · (336) 314-0829 · Fax (336) 288-9900

Phone(336) 314-0829

Fax(336) 288-9900

Sole ProprietorYes

Medical School CMSOtherGraduated 1973

Enumeration DateApril 19, 2006

Last NPPES UpdateApril 15, 2021

NPPES CertifiedApril 15, 2021

✔ NPI 1023073244 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

License✔ Licensed in NC · C005177

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

1 CRAB TREE CT, Greensboro, NC 27455

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Other Names 1

Former Name (1)Mrs. Merrianne Moss Berger Lisw

Other Identifiers 1

Medicaid6106379NC

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC, Oscar Health Plan of North Carolina, Inc, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mrs. Merrianne Moss Leff Lcsw Lisw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2026 through April 1, 2028.

Opt-Out Effective DateApril 1, 2026

Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

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 Merrianne Leff's NPI number?

The NPI number for Merrianne Leff is 1023073244. It was assigned to this individual provider in the NPPES registry on April 19, 2006. The provider is also known as Mrs. Merrianne Moss Berger Lisw.

Where is Merrianne Leff located?

Merrianne Leff practices at 1 Crab Tree Ct, Greensboro, NC 27455. The listed phone number is (336) 314-0829.

What is Merrianne Leff's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Merrianne Leff enrolled in Medicare?

No. Merrianne Leff has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Merrianne Leff accept?

Health plans from Blue Cross and Blue Shield of NC, Oscar Health Plan of North Carolina, Inc and UnitedHealthcare list Merrianne Leff 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 Merrianne Leff was last updated on April 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.