GRAHAM M. WOOLF M.D., INC.
NPI 1134469844
Internal Medicine - Gastroenterology in Los Angeles, CA

NPI Status: Active since February 18, 2013

Contact Information

8631 W 3RD ST
SUITE 1015E
LOS ANGELES, CA
ZIP 90048
Phone: (310) 652-4472

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  • Organization
  • Internal Medicine
  • Gastroenterology

About GRAHAM M. WOOLF M.D., INC.

This page provides the complete NPI Profile along with additional information for Graham M. Woolf M.d., Inc., an internist established in Los Angeles, California operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1134469844 assigned on February 2013. The practitioner's primary taxonomy code is 207RG0100X with license number G59652 (CA). The provider is registered as an organization and their NPI record was last updated 13 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Graham M Woolf M.d. (Physician/owner)

NPI
1134469844
Provider Name
GRAHAM M. WOOLF M.D., INC.
Entity Type
Organization
Location Address
8631 W 3RD ST SUITE 1015E LOS ANGELES, CA 90048
Location Phone
(310) 652-4472
Mailing Address
8631 W 3RD ST SUITE 1015E LOS ANGELES, CA 90048
Mailing Phone
(310) 652-4472
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-18-2013
Last Update Date
02-18-2013
Code Navigator

An internist like Graham M. Woolf M.d., Inc. 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 Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
License No.
G59652
License State
CA
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

GRAHAM M WOOLF M.D.

Authorized Official Title
PHYSICIAN/OWNER
Authorized Official Phone
(310) 652-4472

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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 1134469844, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 8 + 6 + 1 + 8 + 8 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1134469844.

Other Providers at the Same Location


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

Podiatrist (Foot & Ankle Surgery)
8631 W 3RD ST, SUITE 940-E
LOS ANGELES, CA 90048
Internal Medicine (Rheumatology)
8631 W 3RD ST, STE# 540E
LOS ANGELES, CA 90048
Specialist
8631 W 3RD ST, SUITE 1135E
LOS ANGELES, CA 90048
Podiatrist (Foot & Ankle Surgery)
8631 W 3RD ST, SUITE 303 E
LOS ANGELES, CA 90048
Obstetrics & Gynecology
8631 W 3RD ST, 1125 E
LOS ANGELES, CA 90048
Allergy & Immunology (Allergy)
8631 W 3RD ST, 925E
LOS ANGELES, CA 90048
Internal Medicine
8631 W 3RD ST, 1135-E
LOS ANGELES, CA 90048
Specialist
8631 W 3RD ST, STE 825E
LOS ANGELES, CA 90048
Internal Medicine (Pulmonary Disease)
8631 W 3RD ST, SUITE 735
LOS ANGELES, CA 90048
Dermatology
8631 W 3RD ST, SUITE 635E
LOS ANGELES, CA 90048
Family Medicine
8631 W 3RD ST, SUITE 1015E
LOS ANGELES, CA 90048
Internal Medicine (Cardiovascular Disease)
8631 W 3RD ST, 815E
LOS ANGELES, CA 90048
Psychiatry & Neurology (Neurology)
8631 W 3RD ST, SUITE 620E
LOS ANGELES, CA 90048
Internal Medicine (Clinical Cardiac Electrophysiology)
8631 W 3RD ST, SUITE 1017
LOS ANGELES, CA 90048
Psychiatry & Neurology (Neurology)
8631 W 3RD ST, 215 EAST
LOS ANGELES, CA 90048
Surgery (Vascular Surgery)
8631 W 3RD ST, SUITE 615E
LOS ANGELES, CA 90048
Surgery (Vascular Surgery)
8631 W 3RD ST, SUITE 615E
LOS ANGELES, CA 90048
Surgery (Vascular Surgery)
8631 W 3RD ST, SUITE 615E
LOS ANGELES, CA 90048
Surgery (Vascular Surgery)
8631 W 3RD ST, SUITE 615E
LOS ANGELES, CA 90048
Surgery (Vascular Surgery)
8631 W 3RD ST, SUITE 615E
LOS ANGELES, CA 90048

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134469844, enumerated as an "organization" on February 18, 2013.

The provider is located at 8631 W 3RD ST SUITE 1015E LOS ANGELES, CA 90048 and the phone number is (310) 652-4472.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.