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MISS LIANN MICHELLE AMMAR M.D.
NPI 1083288807
Student in an Organized Health Care Education/Training Program in Brooklyn, NY

Active since May 17, 2021PECOS EnrolledAccepts Medicare Assignment
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH STREET, BROOKLYN, NY 11215(718) 780-3000 Get Directions Write a Review

NPPES record last updated: December 20, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 8, 2025, Dec 20, 2022, May 17, 2021 (3 updates tracked since 2021).

About Miss Liann Michelle Ammar M.d. NPPES

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

MISS LIANN MICHELLE AMMAR M.D. (NPI 1083288807) is an individual student in an organized health care education/training program in Brooklyn, New York and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS, is affiliated with Hca Florida North Florida Hospital, and maintains a secondary practice location in Brooklyn.

NPPES Registry Identity

NPI1083288807
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameMISS LIANN MICHELLE AMMARCredential: M.D.
Location AddressNEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH STREETBrooklyn, NY 11215
Mailing AddressNew York Presbyterian Brooklyn Methodist Hospital, 506 6th StreetBrooklyn, NY 11215 · (718) 780-3000
Phone(718) 780-3000
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMay 17, 2021
Last NPPES UpdateDecember 20, 20223 updates tracked since enumeration
NPPES CertifiedDecember 20, 2022
✔ NPI 1083288807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, Brooklyn, NY 11215
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Secondary Practice Location 1

Location 1New York Presbyterian Brooklyn Methodist Hospital, 506 6th StreetBrooklyn, NY 11215 · Phone (718) 780-3000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Superior HealthPlan, Ambetter Health, Ambetter of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Miss Liann Michelle Ammar M.d. 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 ID4688184245
PECOS Enrollment IDI20250611003675
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 Liann Ammar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Florida Woman Care, LLC
1,002 mi
Obstetrics & Gynecology
4010 W BOY SCOUT BLVD STE 500
Tampa, FL 33607
  • Reassigned Medicare billing, Florida enrollment
  • 802 clinicians in this Medicare group
NPI 1386823243 (561) 300-2410

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Hca Florida North Florida Hospital

Acute Care Hospitals · Gainesville, FL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number100204
Location6500 W Newberry RdGainesville, FL 32605 · Alachua County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 6

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

MR. SUDARSHAN SRIKANTH SRIVATS M.D.
Internal Medicine
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH STREET
BROOKLYN, NY 11215
Kings County (718) 780-3000
JASKARAN SINGH RANGAR M.D.
Student in an Organized Health Care Education/Training Program
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH STREET
BROOKLYN, NY 11215
Kings County (718) 780-3000
AARTHI SHREE REDDY
Student in an Organized Health Care Education/Training Program
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH STREET
BROOKLYN, NY 11215
Kings County (718) 780-3000
WENG SI CHAN DDS
Student in an Organized Health Care Education/Training Program
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH STREET
BROOKLYN, NY 11215
Kings County (718) 780-3000
MS. RAWAN HUSSEIN
Student in an Organized Health Care Education/Training Program
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH ST
NEW YORK CITY, NY 11215
Kings County (718) 780-3000
DR. SABA ILYAS DO
Student in an Organized Health Care Education/Training Program
NEW YORK PRESBYTERIAN BROOKLYN METHODIST HOSPITAL, 506 6TH STREET
BROOKLYN, NY 11215
Kings County (718) 780-3000

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 Liann Ammar's NPI number?

The NPI number for Liann Ammar is 1083288807. It was assigned to this individual provider in the NPPES registry on May 17, 2021.

Where is Liann Ammar located?

Liann Ammar practices at New York Presbyterian Brooklyn Methodist Hospital 506 6th Street, Brooklyn, NY 11215. The listed phone number is (718) 780-3000.

What is Liann Ammar's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Liann Ammar enrolled in Medicare?

Yes. Liann Ammar 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.

Which organization bills Medicare for Liann Ammar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Liann Ammar reassigns Medicare benefits to Florida Woman Care, LLC (Tampa, FL). 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 Liann Ammar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Liann Ammar accept?

Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Ambetter of Alabama, Cigna HealthCare of Florida, Inc. and Cigna Healthcare and 4 other insurers list Liann Ammar 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.

Is Liann Ammar affiliated with any hospitals?

According to CMS data, Liann Ammar is affiliated with Hca Florida North Florida Hospital.

When was this NPI record last updated?

The NPPES record for Liann Ammar was last updated on December 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.