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A ATAT PROGRESSIVE PULMONARY & SLEEP MEDICINE PLLC
NPI 1720329949
Internal Medicine - Pulmonary Disease in Brooklyn, NY

Active since March 13, 2013
9001 FORT HAMILTON PKWY, BROOKLYN, NY 11209(718) 748-4446 Get Directions Write a Review

NPPES record last updated: March 19, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About A Atat Progressive Pulmonary & Sleep Medicine Pllc NPPES

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

A ATAT PROGRESSIVE PULMONARY & SLEEP MEDICINE PLLC (NPI 1720329949) is a healthcare organization registered as a pulmonary disease in Brooklyn, New York and active in the NPI registry since March 2013. The organization lists Ali El Atat, Director, as its authorized official.

NPPES Registry Identity

NPI1720329949
Entity TypeOrganization
Primary Taxonomy207RP1001X
Legal Business NameA ATAT PROGRESSIVE PULMONARY & SLEEP MEDICINE PLLC
Location Address9001 FORT HAMILTON PKWYBrooklyn, NY 11209-6408
Mailing Address9001 Fort Hamilton PkwyBrooklyn, NY 11209-6408 · (718) 748-4446
Phone(718) 748-4446
Organization SubpartNo
Authorized OfficialAli El AtatDirector · (917) 455-5205
Enumeration DateMarch 13, 2013
Last NPPES UpdateMarch 19, 2020
NPPES CertifiedMarch 19, 2020
✔ NPI 1720329949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License✔ Licensed in NY · 002651
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X · License 002651 (NY)
9001 FORT HAMILTON PKWY, Brooklyn, NY 11209
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

A Atat Progressive Pulmonary & Sleep Medicine Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to A Atat Progressive Pulmonary & Sleep Medicine PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Ali El Atat, M.D.
Internal Medicine
NPI 1487853008
9001 FORT HAMILTON PKWY
Brooklyn, NY 11209
(718) 567-2828
✔ PECOSSame address
Feross Ali
Hospitalist
NPI 1750765566
555 ROCKAWAY PKWY
Brooklyn, NY 11212
(718) 240-5000
✔ PECOS✔ Accepts Medicare6.5 mi

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

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 A Atat Progressive Pulmonary & Sleep Medicine PLLC's NPI number?

The NPI number for A Atat Progressive Pulmonary & Sleep Medicine PLLC is 1720329949. It was assigned to this organization in the NPPES registry on March 13, 2013.

Where is A Atat Progressive Pulmonary & Sleep Medicine PLLC located?

A Atat Progressive Pulmonary & Sleep Medicine PLLC is located at 9001 Fort Hamilton Pkwy, Brooklyn, NY 11209. The listed phone number is (718) 748-4446.

What is A Atat Progressive Pulmonary & Sleep Medicine PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is A Atat Progressive Pulmonary & Sleep Medicine PLLC enrolled in Medicare?

Yes. A Atat Progressive Pulmonary & Sleep Medicine PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through A Atat Progressive Pulmonary & Sleep Medicine PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to A Atat Progressive Pulmonary & Sleep Medicine PLLC, in Hospitalist and Internal Medicine. A 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 the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for A Atat Progressive Pulmonary & Sleep Medicine PLLC was last updated on March 19, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.