WILLIAM I CREVIER MD LTD
NPI 1992881445
Internal Medicine in Orland Park, IL

Q: What is William I Crevier MD Ltd's NPI number?

The NPI number for William I Crevier MD Ltd is 1992881445. It was assigned to this organization in the NPPES registry on October 27, 2006.

Q: What is William I Crevier MD Ltd's specialty?

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

Active since October 27, 2006

16450 104TH AVE STE 101W, ORLAND PARK, IL 60467(708) 349-0070(708) 349-0077 Get Directions Write a Review

NPPES record last updated: September 23, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 23, 2024, Jan 2, 2024, Aug 22, 2020 (3 updates tracked since 2020).

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About William I Crevier Md Ltd NPPES

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

WILLIAM I CREVIER MD LTD (NPI 1992881445) is a healthcare organization registered as an internal medicine in Orland Park, Illinois and active in the NPI registry since October 2006. The organization lists William I Crevier, President, as its authorized official.

NPPES Registry Identity

NPI1992881445

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameWILLIAM I CREVIER MD LTD

Location Address16450 104TH AVE STE 101WOrland Park, IL 60467-5413

Mailing Address16450 104th Ave Ste 101wOrland Park, IL 60467-5413 · (708) 349-0070 · Fax (708) 349-0077

Phone(708) 349-0070

Fax(708) 349-0077

Organization SubpartNo

Authorized OfficialWilliam I CrevierPresident · (708) 206-0010

Enumeration DateOctober 27, 2006

Last NPPES UpdateSeptember 23, 20243 updates tracked since enumeration

NPPES CertifiedSeptember 23, 2024

✔ NPI 1992881445 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 · 036074856

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.

16450 104TH AVE STE 101W, Orland Park, IL 60467

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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 SINGLE 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)

William I Crevier Md Ltd 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 William I Crevier MD Ltd, which bills Medicare for the services this clinician delivers.

Clinician (1)

William Crevier, MD

Internal Medicine

NPI 1477509347

16450 104TH AVE STE 101
Orland Park, IL 60467

(708) 349-0070

✔ 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 William I Crevier MD Ltd's NPI number?

The NPI number for William I Crevier MD Ltd is 1992881445. It was assigned to this organization in the NPPES registry on October 27, 2006.

Where is William I Crevier MD Ltd located?

William I Crevier MD Ltd is located at 16450 104th Ave Ste 101W, Orland Park, IL 60467. The listed phone number is (708) 349-0070.

What is William I Crevier MD Ltd's specialty?

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

Is William I Crevier MD Ltd enrolled in Medicare?

Yes. William I Crevier MD Ltd is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through William I Crevier MD Ltd?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to William I Crevier MD Ltd. 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.

When was this NPI record last updated?

The NPPES record for William I Crevier MD Ltd was last updated on September 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.