HASAN ARRAT PLLC
NPI 1902370240
Internal Medicine - Geriatric Medicine in Dearborn, MI

Q: What is Hasan Arrat PLLC's NPI number?

The NPI number for Hasan Arrat PLLC is 1902370240. It was assigned to this organization in the NPPES registry on January 21, 2019.

Q: What is Hasan Arrat PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Q: When was this NPI record last updated?

The NPPES record for Hasan Arrat PLLC was last updated on February 5, 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 January 21, 2019

4700 GREENFIELD RD, DEARBORN, MI 48126(844) 443-7366(855) 639-6781 Get Directions Write a Review

NPPES record last updated: February 5, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 5, 2021, Jan 21, 2019 (2 updates tracked since 2019).

On this page

About Hasan Arrat Pllc NPPES

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

HASAN ARRAT PLLC (NPI 1902370240) is a healthcare organization registered as a geriatric medicine in Dearborn, Michigan and active in the NPI registry since January 2019. The organization lists Diana El Masri, Credentialing Coordinator, as its authorized official.

NPPES Registry Identity

NPI1902370240

Entity TypeOrganization

Primary Taxonomy207RG0300X

Legal Business NameHASAN ARRAT PLLC

Location Address4700 GREENFIELD RDDearborn, MI 48126-4124

Mailing Address27100 Winchester CtFarmington Hills, MI 48331-3687 · (248) 970-2163 · Fax (855) 639-6781

Phone(844) 443-7366

Fax(855) 639-6781

Organization SubpartNo

Authorized OfficialDiana El MasriCredentialing Coordinator · (248) 215-0048

Enumeration DateJanuary 21, 2019

Last NPPES UpdateFebruary 5, 20212 updates tracked since enumeration

NPPES CertifiedFebruary 5, 2021

✔ NPI 1902370240 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RG0300X

Definition

An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

Also ListedInternal MedicineTaxonomy 207R00000X

4700 GREENFIELD RD, Dearborn, MI 48126

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hasan Arrat Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Hasan Arrat PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Hasan Arrat, M.D

Internal Medicine

NPI 1205275542

7430 2ND AVE STE 210
Detroit, MI 48202

(313) 982-5203

✔ PECOS✔ Accepts Medicare7.0 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 Hasan Arrat PLLC's NPI number?

The NPI number for Hasan Arrat PLLC is 1902370240. It was assigned to this organization in the NPPES registry on January 21, 2019.

Where is Hasan Arrat PLLC located?

Hasan Arrat PLLC is located at 4700 Greenfield Rd, Dearborn, MI 48126. The listed phone number is (844) 443-7366.

What is Hasan Arrat PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Hasan Arrat PLLC enrolled in Medicare?

Yes. Hasan Arrat PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Hasan Arrat PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Hasan Arrat PLLC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Hasan Arrat PLLC accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Hasan Arrat PLLC 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 Hasan Arrat PLLC was last updated on February 5, 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.