DR. JOHN BARRETT SLAPPEY MD
NPI 1932338589
Radiology - Diagnostic Radiology in Mobile, AL

NPI Status: Active since July 03, 2009

Contact Information

2451 FILLINGIM ST
MASTIN 315
MOBILE, AL
ZIP 36617
Phone: (251) 471-7155

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  • Individual
  • Male
  • Radiology
  • Diagnostic Radiology

About JOHN SLAPPEY

This page provides the complete NPI Profile along with additional information for John Slappey, a provider established in Mobile, Alabama with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1932338589 assigned on July 2009. The practitioner's primary taxonomy code is 2085R0202X with license number MD 34055 (AL). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI
1932338589
Provider Name
DR. JOHN BARRETT SLAPPEY MD
Gender
Male
Entity Type
Individual
Location Address
2451 FILLINGIM ST MASTIN 315 MOBILE, AL 36617
Location Phone
(251) 471-7155
Mailing Address
2451 FILLINGIM STREET MASTIN 315 MOBILE, AL 36617
Mailing Phone
(251) 471-7155
Is Sole Proprietor?
No
Enumeration Date
07-03-2009
Last Update Date
02-07-2017
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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.
MD 34055
License State
AL
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

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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 1932338589, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 6 + 2 + 6 + 3 + 1 + 6 + 5 + 1 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1932338589.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Surgery
2451 FILLINGIM ST, MASTIN 101
MOBILE, AL 36617
Emergency Medicine
2451 FILLINGIM ST, SUITE 10 L
MOBILE, AL 36617
Internal Medicine (Cardiovascular Disease)
2451 FILLINGIM ST, MASTIN BLDG
MOBILE, AL 36617
Nurse Anesthetist, Certified Registered
2451 FILLINGIM ST
MOBILE, AL 36617
Nurse Anesthetist, Certified Registered
2451 FILLINGIM ST, MASTIN BLD 610
MOBILE, AL 36617
Radiology (Diagnostic Radiology)
2451 FILLINGIM ST, MASTIN BLDG. 617
MOBILE, AL 36617
Psychiatry & Neurology (Psychiatry)
2451 FILLINGIM ST, MASTIN BLDG. 617
MOBILE, AL 36617
Nurse Practitioner
2451 FILLINGIM ST, MASTIN BLDG. 617
MOBILE, AL 36617
Radiology (Diagnostic Radiology)
2451 FILLINGIM ST
MOBILE, AL 36617
Clinic/Center (Multi-Specialty)
2451 FILLINGIM ST, MASTIN BLDG. 617
MOBILE, AL 36617
Radiology (Diagnostic Radiology)
2451 FILLINGIM ST, MASTIN 617
MOBILE, AL 36617
Radiology (Vascular & Interventional Radiology)
2451 FILLINGIM ST, MASTIN BLDG 617
MOBILE, AL 36617
Surgery (Surgical Critical Care)
2451 FILLINGIM ST, MASTIN 101
MOBILE, AL 36617
Pathology (Anatomic Pathology & Clinical Pathology)
2451 FILLINGIM ST, PATHOLOGY
MOBILE, AL 36617
Surgery
2451 FILLINGIM ST, MASTIN 101
MOBILE, AL 36617
Nurse Anesthetist, Certified Registered
2451 FILLINGIM ST
MOBILE, AL 36617
Internal Medicine (Nephrology)
2451 FILLINGIM ST, MASTIN BLDG
MOBILE, AL 36617
Psychiatry & Neurology (Neurology)
2451 FILLINGIM ST, MASTIN BLDG 617
MOBILE, AL 36617
Psychiatry & Neurology (Psychiatry)
2451 FILLINGIM ST, MASTIN BLDG 617
MOBILE, AL 36617
Pathology (Neuropathology)
2451 FILLINGIM ST, PATHOLOGY
MOBILE, AL 36617

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1932338589, enumerated as an "individual" on July 03, 2009.

The provider is located at 2451 FILLINGIM ST MASTIN 315 MOBILE, AL 36617 and the phone number is (251) 471-7155.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.