DR. JOHN CLAYTON CRANTFORD M.D.
NPI 1225358005
Surgery - Plastic and Reconstructive Surgery in Summerville, SC

NPI Status: Active since June 03, 2010

Contact Information

102 W 8TH NORTH ST STE B
SUMMERVILLE, SC
ZIP 29483
Phone: (843) 471-1135
Fax: (800) 919-5720

NPI Profile Information
Primary Taxonomy
Medicare Participation & PECOS Status
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Surgery
Plastic and Reconstructive Surgery
PECOS Enrolled

About JOHN CRANTFORD

This page provides the complete NPI Profile along with additional information for John Crantford, a provider established in Summerville, South Carolina with a medical specialization in Surgery, focusing in plastic and reconstructive surgery . The healthcare provider is registered in the NPI registry with number 1225358005 assigned on June 2010. The practitioner's primary taxonomy code is 2086S0122X with license number 40540 (SC). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI: 1225358005
Provider Name: DR. JOHN CLAYTON CRANTFORD M.D.
Gender: Male
Entity Type: Individual
Location Address: 102 W 8TH NORTH ST STE B SUMMERVILLE, SC 29483
Location Phone: (843) 471-1135
Location Fax: (800) 919-5720
Mailing Address: 102 W 8TH NORTH ST STE B SUMMERVILLE, SC 29483
Mailing Phone: (843) 471-1135
Mailing Fax: (800) 919-5720
Is Sole Proprietor?: Yes
Enumeration Date: 06-03-2010
Last Update Date: 05-07-2019
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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: Surgery Plastic and Reconstructive Surgery
Taxonomy Code: 2086S0122X
Type: Allopathic & Osteopathic Physicians
License No.: 40540
License State: SC
Taxonomy Description: A surgeon who specializes in plastic and reconstructive surgery.

Medicare Participation & PECOS Enrollment Status

John Crantford is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes

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 1225358005, 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 4

Pos 4

Unchanged

Pos 5

Doubled → 6

Pos 6

Unchanged

Pos 7

Doubled → 16 → 1 + 6

Pos 8

Unchanged

Pos 9

Doubled → 0

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 2 → 4 3 → 6 8 → 16 → 7 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 6 + 5 + 1 + 6 + 0 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5

This NPI is valid

The calculated check digit is 5, which matches the last digit of 1225358005.