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DR. UMAIR AHMAD ANSARI M.D.
NPI 1639794555
Student in an Organized Health Care Education/Training Program in Flushing, NY

Active since June 16, 2020PECOS Enrolled
56-45 MAIN ST, FLUSHING, NY 11355(718) 670-2000(631) 686-7651 Get Directions Write a Review

NPPES record last updated: June 19, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 1, 2026, Jun 19, 2023, Jun 16, 2023 and 2 more (5 updates tracked since 2020).

About Dr. Umair Ahmad Ansari M.d. NPPES

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

DR. UMAIR AHMAD ANSARI M.D. (NPI 1639794555) is an individual student in an organized health care education/training program in Flushing, New York and active in the NPI registry since June 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1639794555
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDR. UMAIR AHMAD ANSARICredential: M.D.
Location Address56-45 MAIN STFlushing, NY 11355
Mailing Address56-45 Main StFlushing, NY 11355 · (718) 670-2000 · Fax (631) 686-7651
Phone(718) 670-2000
Fax(631) 686-7651
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJune 16, 2020
Last NPPES UpdateJune 19, 20235 updates tracked since enumeration
NPPES CertifiedJune 19, 2023
✔ NPI 1639794555 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.
56-45 MAIN ST, Flushing, NY 11355
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health 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 (PECOS)

Dr. Umair Ahmad Ansari M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1850851569
PECOS Enrollment IDI20260902000517
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 Umair Ansari reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Health Physicians
1,106 mi
Internal Medicine
2301 HOLMES ST
Kansas City, MO 64108
  • Reassigned Medicare billing, Missouri enrollment
  • 518 clinicians in this Medicare group
NPI 1669456257 (816) 404-1000

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

Other Providers at the Same Location NPPES 20

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

DIANE M SIXSMITH MD
Emergency Medicine
56-45 MAIN ST, NEW YORK HOSPITAL MEDICAL CENTER OF QUEENS EMERGENCY DE
FLUSHING, NY 11355
Queens County (718) 670-1231
DR. TERESA ANN MCCANN M.D.
Hospitalist
56-45 MAIN ST, RM 4134N
FLUSHING, NY 11355
Queens County (718) 670-1808
ERICA ROSALIND WATERMAN MD
Pediatrics
56-45 MAIN ST, NEW YORK HOSPITAL MEDICAL CENTER OF QUEENS EMERGENCY DE
FLUSHING, NY 11355
Queens County (718) 670-1231
JUSTIN SONG DO
Student in an Organized Health Care Education/Training Program
56-45 MAIN ST
FLUSHING, NY 11355
Queens County (718) 670-1507
JUSTIN SHIRAH
Student in an Organized Health Care Education/Training Program
56-45 MAIN ST
FLUSHING, NY 11355
Queens County (718) 670-1507
MRS. MARISA A RODRIGUEZ PA-C
Physician Assistant
56-45 MAIN ST, NEW YORK HOSPITAL MEDICAL CENTER OF QUEEN EMERGENCY DEP
FLUSHING, NY 11355
Queens County (718) 670-1231
DR. JENNY CHENG JIN MD
Pediatrics (Neonatal-Perinatal Medicine)
56-45 MAIN ST
QUEENS, NY 11355
Queens County (718) 670-2007
SETH H GOLDBARG MD
Internal Medicine (Clinical Cardiac Electrophysiology)
56-45 MAIN ST, NEW YORK HOSPITAL QUEENS
FLUSHING, NY 11355
Queens County (718) 670-2388

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 Umair Ansari's NPI number?

The NPI number for Umair Ansari is 1639794555. It was assigned to this individual provider in the NPPES registry on June 16, 2020.

Where is Umair Ansari located?

Umair Ansari practices at 56-45 Main St, Flushing, NY 11355. The listed phone number is (718) 670-2000.

What is Umair Ansari's specialty?

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

Is Umair Ansari enrolled in Medicare?

Yes. Umair Ansari is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Umair Ansari's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Umair Ansari reassigns Medicare benefits to University Health Physicians (Kansas City, MO). 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 Umair Ansari's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Umair Ansari accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Umair Ansari 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 Umair Ansari was last updated on June 19, 2023. 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.