DR. CRAIG W. WILLIAMS MD
NPI 1144236787
Radiology - Diagnostic Radiology in Cape Girardeau, MO

NPI Status: Active since August 01, 2006

Contact Information

70 DOCTORS PARK
CAPE GIRARDEAU, MO
ZIP 63703
Phone: (573) 334-6071
Fax: (573) 334-4739

NPI Profile Information
Primary Taxonomy
Insurance Plans Accepted
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Radiology
Diagnostic Radiology

About CRAIG WILLIAMS

This page provides the complete NPI Profile along with additional information for Craig Williams, a provider established in Cape Girardeau, Missouri with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1144236787 assigned on August 2006. The practitioner's primary taxonomy code is 2085R0202X with license number R7E69 (MO). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI: 1144236787
Provider Name: DR. CRAIG W. WILLIAMS MD
Gender: Male
Entity Type: Individual
Location Address: 70 DOCTORS PARK CAPE GIRARDEAU, MO 63703
Location Phone: (573) 334-6071
Location Fax: (573) 334-4739
Mailing Address: 70 DOCTORS PARK CAPE GIRARDEAU, MO 63703
Mailing Phone: (573) 334-6071
Mailing Fax: (573) 334-4739
Is Sole Proprietor?: No
Enumeration Date: 08-01-2006
Last Update Date: 11-13-2013
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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: Radiology Diagnostic Radiology
Taxonomy Code: 2085R0202X
Type: Allopathic & Osteopathic Physicians
License No.: R7E69
License State: MO
Taxonomy Description: A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Blue Cross Blue Shield

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Medicare

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Medicaid

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Railroad Medicare

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier	Type / Code	Identifier State	Identifier Issuer
036-070749	OTHER (01)	IL	IL BLUE CROSS BLUE SHIELD
300128828	MEDICARE ID-TYPE UNSPECIFIED (04)	IL	IL RAILROAD MEDICARE
L09383	MEDICARE ID-TYPE UNSPECIFIED (04)	IL	IL MEDICARE
143788001	MEDICAID (05)	AR
A12100	MEDICARE UPIN (02)
063896	OTHER (01)		HEALTH ALLIANCE
300022095	MEDICARE ID-TYPE UNSPECIFIED (04)	MO	MO RAILROAD MEDICARE
202911608	MEDICAID (05)	MO
182190	OTHER (01)		HEALTHLINK
185214	OTHER (01)	MO	185214
430954380CAP	OTHER (01)		MERCY HEALTH PLAN
010010086	MEDICARE ID-TYPE UNSPECIFIED (04)	MO	MO MEDICARE

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 1144236787, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 8

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

Check

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 4 → 8 2 → 4 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 4 + 3 + 1 + 2 + 7 + 1 + 6 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7

This NPI is valid

The calculated check digit is 7, which matches the last digit of 1144236787.