WARREN D BLACKBURN JR. M.D.
NPI 1821079658
Internal Medicine - Rheumatology in Cullman, AL

NPI Status: Active since November 09, 2005

Contact Information

408 CLARK ST NE
CULLMAN, AL
ZIP 35055
Phone: (256) 734-3202
Fax: (256) 734-4668

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  • Individual
  • Male
  • Internal Medicine
  • Rheumatology

About WARREN BLACKBURN

This page provides the complete NPI Profile along with additional information for Warren Blackburn, an internist established in Cullman, Alabama with a medical specialization in Internal Medicine, focusing in rheumatology . The healthcare provider is registered in the NPI registry with number 1821079658 assigned on November 2005. The practitioner's primary taxonomy code is 207RR0500X with license number 10239 (AL). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1821079658
Provider Name
WARREN D BLACKBURN JR. M.D.
Gender
Male
Entity Type
Individual
Location Address
408 CLARK ST NE CULLMAN, AL 35055
Location Phone
(256) 734-3202
Location Fax
(256) 734-4668
Mailing Address
503 CLARK ST NE CULLMAN, AL 35055
Mailing Phone
(256) 739-1759
Mailing Fax
(256) 734-4668
Is Sole Proprietor?
No
Enumeration Date
11-09-2005
Last Update Date
01-24-2014
Code Navigator

An internist like Warren Blackburn 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.

Location Map

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 Rheumatology

Taxonomy Code
207RR0500X
Type
Allopathic & Osteopathic Physicians
License No.
10239
License State
AL
Taxonomy Description
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

Insurance Plans Accepted

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

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

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

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
E873OTHER (01)ALMEDICARE GROUP #
051507164MEDICARE ID-TYPE UNSPECIFIED (04)AL 
C73053MEDICARE UPIN (02)AL 
660003664MEDICARE PIN (08)AL 
51007164OTHER (01)ALBCBS OF AL
009982800MEDICAID (05)AL 

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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 1821079658, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
0
Doubled → 0
Pos 6
7
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 0 → 0 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 0 + 7 + 1 + 8 + 6 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1821079658.

Other Providers at the Same Location


The following 13 providers are registered at the same or a nearby location.

Family Medicine
408 CLARK ST NE
CULLMAN, AL 35055
Family Medicine
408 CLARK ST NE
CULLMAN, AL 35055
Family Medicine
408 CLARK ST NE
CULLMAN, AL 35055
Family Medicine
408 CLARK ST NE
CULLMAN, AL 35055
Registered Nurse (General Practice)
408 CLARK ST NE
CULLMAN, AL 35055
Family Medicine
408 CLARK ST NE
CULLMAN, AL 35055
Nurse Practitioner (Adult Health)
408 CLARK ST NE
CULLMAN, AL 35055
Nurse Practitioner (Family)
408 CLARK ST NE
CULLMAN, AL 35055
Family Medicine
408 CLARK ST NE
CULLMAN, AL 35055
Family Medicine
408 CLARK ST NE
CULLMAN, AL 35055
Nurse Practitioner (Family)
408 CLARK ST NE
CULLMAN, AL 35055
Nurse Practitioner (Family)
408 CLARK ST NE
CULLMAN, AL 35055
Nurse Practitioner (Adult Health)
408 CLARK ST NE
CULLMAN, AL 35055

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821079658, enumerated as an "individual" on November 09, 2005.

The provider is located at 408 CLARK ST NE CULLMAN, AL 35055 and the phone number is (256) 734-3202.

Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.

The provider might be accepting Accepts: Medicare, Medicaid and Blue Cross Blue Shield. Please consult your insurance carrier or call the provider to verify.