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

NPI Status: Active since October 27, 2006

Contact Information

16450 104TH AVE STE 101W
ORLAND PARK, IL
ZIP 60467
Phone: (708) 349-0070
Fax: (708) 349-0077

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  • Organization
  • Internal Medicine

About WILLIAM I CREVIER MD LTD

This page provides the complete NPI Profile along with additional information for William I Crevier Md Ltd, an internist established in Orland Park, Illinois operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1992881445 assigned on October 2006. The practitioner's primary taxonomy code is 207R00000X with license number 036074856 (IL). The provider is registered as an organization and their NPI record was last updated 2 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. William I Crevier Md (President)

NPI
1992881445
Provider Name
WILLIAM I CREVIER MD LTD
Entity Type
Organization
Location Address
16450 104TH AVE STE 101W ORLAND PARK, IL 60467
Location Phone
(708) 349-0070
Location Fax
(708) 349-0077
Mailing Address
16450 104TH AVE STE 101W ORLAND PARK, IL 60467
Mailing Phone
(708) 349-0070
Mailing Fax
(708) 349-0077
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-27-2006
Last Update Date
09-23-2024
Code Navigator

An internist like William I Crevier Md Ltd is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
036074856
License State
IL
Taxonomy Description
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. WILLIAM I CREVIER MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(708) 206-0010

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1992881445, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
1
Doubled → 2
Pos 8
4
Unchanged
Pos 9
4
Doubled → 8
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 8 → 16 → 7 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 1 + 8 + 2 + 1 + 6 + 8 + 2 + 4 + 8 + 24 = 75

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1992881445.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992881445, enumerated as an "organization" on October 27, 2006.

The provider is located at 16450 104TH AVE STE 101W ORLAND PARK, IL 60467 and the phone number is (708) 349-0070.

Internal Medicine with taxonomy code 207R00000X.