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DR. GRETA G HANNA M.D.
NPI 1326196346
Specialist in Port Washington, NY

Active since January 08, 2007Opted out of Medicare · through Mar 1, 2028
15 W OVERLOOK, HARBORVIEW, PORT WASHINGTON, NY 11050(516) 933-6568(516) 933-6569 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Greta G Hanna M.d. NPPES

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

DR. GRETA G HANNA M.D. (NPI 1326196346) is an individual specialist in Port Washington, New York, licensed in New York (136542) and active in the NPI registry since January 2007. She has opted out of Medicare through March 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1326196346
Entity TypeIndividualFemale
Primary Taxonomy174400000X
Provider Legal NameDR. GRETA G HANNACredential: M.D.
Location Address15 W OVERLOOK, HARBORVIEWPort Washington, NY 11050-4701
Mailing Address15 West Overlook, HarborviewPort Washington, NY 11050 · (516) 933-6568 · Fax (516) 933-6569
Phone(516) 933-6568
Fax(516) 933-6569
Sole ProprietorYes
Enumeration DateJanuary 8, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1326196346 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in NY · 136542
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
15 W OVERLOOK, Port Washington, NY 11050
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Other Identifiers 1

Medicare ID-Type Unspecified25A301NY · Medicare

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Greta G Hanna M.d. 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 March 1, 2016 through March 1, 2028.

Opt-Out Effective DateMarch 1, 2016
Opt-Out In Effect ThroughMarch 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 Greta Hanna's NPI number?

The NPI number for Greta Hanna is 1326196346. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Greta Hanna located?

Greta Hanna practices at 15 W Overlook Harborview, Port Washington, NY 11050. The listed phone number is (516) 933-6568.

What is Greta Hanna's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Greta Hanna enrolled in Medicare?

No. Greta Hanna has opted out of Medicare through March 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.

When was this NPI record last updated?

The NPPES record for Greta Hanna was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.