DR. CHRISTINE BARBER M.D.
NPI 1407047475
Internal Medicine - Geriatric Medicine in San Luis Obispo, CA

NPI Status: Active since August 06, 2007

Contact Information

CMC DEPT. OF MEDICINE
HWY 1
SAN LUIS OBISPO, CA
ZIP 93409
Phone: (805) 547-7911

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  • Individual
  • Female
  • Internal Medicine
  • Geriatric Medicine

About CHRISTINE BARBER

This page provides the complete NPI Profile along with additional information for Christine Barber, an internist established in San Luis Obispo, California with a medical specialization in Internal Medicine, focusing in geriatric medicine . The healthcare provider is registered in the NPI registry with number 1407047475 assigned on August 2007. The practitioner's primary taxonomy code is 207RG0300X with license number G80056 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1407047475
Provider Name
DR. CHRISTINE BARBER M.D.
Gender
Female
Entity Type
Individual
Location Address
CMC DEPT. OF MEDICINE HWY 1 SAN LUIS OBISPO, CA 93409
Location Phone
(805) 547-7911
Mailing Address
PO BOX 8101 HIGHWAY 1 CMC DEPT. OF MEDICINE SAN LUIS OBISPO, CA 93409
Is Sole Proprietor?
No
Enumeration Date
08-06-2007
Last Update Date
08-07-2007
Code Navigator

An internist like Christine Barber 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 Geriatric Medicine

Taxonomy Code
207RG0300X
Type
Allopathic & Osteopathic Physicians
License No.
G80056
License State
CA
Taxonomy Description
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

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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 1407047475, 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
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
0
Doubled → 0
Pos 4
7
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
4
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 0 → 0 0 → 0 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 0 + 7 + 0 + 4 + 1 + 4 + 4 + 1 + 4 + 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 1407047475.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1407047475, enumerated as an "individual" on August 06, 2007.

The provider is located at CMC DEPT. OF MEDICINE HWY 1 SAN LUIS OBISPO, CA 93409 and the phone number is (805) 547-7911.

Internal Medicine with taxonomy code 207RG0300X and a focus in Geriatric Medicine.