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ILLINOIS ADULT HEALTHCARE LLC
NPI 1407219504
Internal Medicine - Geriatric Medicine in Elk Grove Village, IL

Active since April 05, 2016
800 BIESTERFIELD RD, SUITE 3007, ELK GROVE VILLAGE, IL 60007(847) 290-6513(847) 290-8505 Get Directions Write a Review

NPPES record last updated: April 5, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Illinois Adult Healthcare Llc NPPES

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

ILLINOIS ADULT HEALTHCARE LLC (NPI 1407219504) is a healthcare organization registered as a geriatric medicine in Elk Grove Village, Illinois and active in the NPI registry since April 2016. The organization lists Ilya I Fishman, Owner/physician, as its authorized official.

NPPES Registry Identity

NPI1407219504
Entity TypeOrganization
Primary Taxonomy207RG0300X
Legal Business NameILLINOIS ADULT HEALTHCARE LLC
Location Address800 BIESTERFIELD RD, SUITE 3007Elk Grove Village, IL 60007-3361
Mailing Address800 Biesterfield Rd, Suite 3007Elk Grove Village, IL 60007-3361 · (847) 290-6513 · Fax (847) 290-8505
Phone(847) 290-6513
Fax(847) 290-8505
Organization SubpartNo
Authorized OfficialIlya I FishmanOwner/physician · (718) 644-6778
Enumeration DateApril 5, 2016
✔ NPI 1407219504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
License✔ Licensed in IL · 036118688
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 · License 036118688 (IL)
800 BIESTERFIELD RD, Elk Grove Village, IL 60007
Open in Google Maps ↗

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)

Illinois Adult Healthcare Llc 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 Illinois Adult Healthcare LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Shiji Benny
Nurse Practitioner
NPI 1770096489
800 BIESTERFIELD RD STE 3007
Elk Grove Village, IL 60007
(847) 290-6513
✔ PECOS✔ Accepts MedicareSame address
Ilya Fishman, M.D.
Geriatric Medicine
NPI 1346434578
800 BIESTERFIELD RD EBERLE MEDICAL OFFICE BUILDING, SUITE 605
Elk Grove Village, IL 60007
(847) 364-6724
✔ PECOS✔ Accepts MedicareSame address

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 Illinois Adult Healthcare LLC's NPI number?

The NPI number for Illinois Adult Healthcare LLC is 1407219504. It was assigned to this organization in the NPPES registry on April 5, 2016.

Where is Illinois Adult Healthcare LLC located?

Illinois Adult Healthcare LLC is located at 800 Biesterfield Rd Suite 3007, Elk Grove Village, IL 60007. The listed phone number is (847) 290-6513.

What is Illinois Adult Healthcare LLC's specialty?

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

Is Illinois Adult Healthcare LLC enrolled in Medicare?

Yes. Illinois Adult Healthcare LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Illinois Adult Healthcare LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Illinois Adult Healthcare LLC, in Geriatric Medicine and Nurse Practitioner. 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, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Illinois Adult Healthcare LLC was last updated on April 5, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.