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SUNIL K. SHAH D.O, S.C
NPI 1184633356
Internal Medicine in Oak Lawn, IL

Active since August 05, 2006
4647 W 103RD ST STE 1I, OAK LAWN, IL 60453(708) 423-7424 Get Directions Write a Review

NPPES record last updated: February 12, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Sunil K. Shah D.o, S.c NPPES

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

SUNIL K. SHAH D.O, S.C (NPI 1184633356) is a healthcare organization registered as an internal medicine in Oak Lawn, Illinois and active in the NPI registry since August 2006. The organization lists Sunil K Shah, President, as its authorized official.

NPPES Registry Identity

NPI1184633356
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameSUNIL K. SHAH D.O, S.C
Location Address4647 W 103RD ST STE 1IOak Lawn, IL 60453-4792
Mailing Address7641 Newfield LnTinley Park, IL 60477-5539
Phone(708) 423-7424
Organization SubpartNo
Authorized OfficialSunil K ShahPresident · (815) 464-7436
Enumeration DateAugust 5, 2006
Last NPPES UpdateFebruary 12, 2020
✔ NPI 1184633356 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 036105759
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
4647 W 103RD ST STE 1I, Oak Lawn, IL 60453
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Other Identifiers 1

Medicaid036105759IL

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 SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.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)

Sunil K. Shah D.o, S.c 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 Sunil K. Shah D.O, S.C, which bills Medicare for the services this clinician delivers.

Clinician (1)

Sunil Shah, D.O.
Internal Medicine
NPI 1275517211
4647 W 103RD ST SUITE 1-I
Oak Lawn, IL 60453
(708) 423-7424
✔ 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 Sunil K. Shah D.O, S.C's NPI number?

The NPI number for Sunil K. Shah D.O, S.C is 1184633356. It was assigned to this organization in the NPPES registry on August 5, 2006.

Where is Sunil K. Shah D.O, S.C located?

Sunil K. Shah D.O, S.C is located at 4647 W 103rd St Ste 1I, Oak Lawn, IL 60453. The listed phone number is (708) 423-7424.

What is Sunil K. Shah D.O, S.C's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Sunil K. Shah D.O, S.C enrolled in Medicare?

Yes. Sunil K. Shah D.O, S.C is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sunil K. Shah D.O, S.C?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Sunil K. Shah D.O, S.C. 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 Sunil K. Shah D.O, S.C accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Sunil K. Shah D.O, S.C 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 Sunil K. Shah D.O, S.C was last updated on February 12, 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.