DR. GERALD FRANCIS BRESNAHAN MD
NPI 1891855466
Internal Medicine - Cardiovascular Disease in Inglewood, CA

NPI Status: Active since December 12, 2006

Contact Information

575 E HARDY ST
SUITE 305
INGLEWOOD, CA
ZIP 90301
Phone: (310) 672-3636
Fax: (310) 672-1021

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  • Individual
  • Male
  • Internal Medicine
  • Cardiovascular Disease

About GERALD BRESNAHAN

This page provides the complete NPI Profile along with additional information for Gerald Bresnahan, an internist established in Inglewood, California with a medical specialization in Internal Medicine, focusing in cardiovascular disease . The healthcare provider is registered in the NPI registry with number 1891855466 assigned on December 2006. The practitioner's primary taxonomy code is 207RC0000X with license number G14924 (CA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1891855466
Provider Name
DR. GERALD FRANCIS BRESNAHAN MD
Gender
Male
Entity Type
Individual
Location Address
575 E HARDY ST SUITE 305 INGLEWOOD, CA 90301
Location Phone
(310) 672-3636
Location Fax
(310) 672-1021
Mailing Address
575 E HARDY ST SUITE 305 INGLEWOOD, CA 90301
Mailing Phone
(310) 672-3636
Mailing Fax
(310) 672-1021
Is Sole Proprietor?
Yes
Enumeration Date
12-12-2006
Last Update Date
06-24-2008
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An internist like Gerald Bresnahan 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 Cardiovascular Disease

Taxonomy Code
207RC0000X
Type
Allopathic & Osteopathic Physicians
License No.
G14924
License State
CA
Taxonomy Description
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

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
061916025OTHER (01)CARAILROAD MEDICARE
A39383MEDICARE UPIN (02) 
WG14924GMEDICARE PIN (08)CA 
G14924MEDICARE PIN (08)CA 
00G149240MEDICAID (05)CA 

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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 1891855466, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
5
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
4
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
6
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 9 → 18 → 9 8 → 16 → 7 5 → 10 → 1 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 6 + 5 + 1 + 0 + 4 + 1 + 2 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1891855466.

Other Providers at the Same Location


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

Obstetrics & Gynecology
575 E HARDY ST, SUITE 109
INGLEWOOD, CA 90301
Obstetrics & Gynecology
575 E HARDY ST
INGLEWOOD, CA 90301
Internal Medicine (Nephrology)
575 E HARDY ST, SUITE 322
INGLEWOOD, CA 90301
Internal Medicine (Cardiovascular Disease)
575 E HARDY ST, SUITE 104
INGLEWOOD, CA 90301
Orthopaedic Surgery
575 E HARDY ST, SUITE 105
INGLEWOOD, CA 90301
Internal Medicine (Rheumatology)
575 E HARDY ST, SUITE #320
INGLEWOOD, CA 90301
Internal Medicine (Rheumatology)
575 E HARDY ST, SUITE #320
INGLEWOOD, CA 90301
Internal Medicine (Cardiovascular Disease)
575 E HARDY ST, SUITE 305
INGLEWOOD, CA 90301
Internal Medicine (Rheumatology)
575 E HARDY ST, SUITE 212
INGLEWOOD, CA 90301
Specialist
575 E HARDY ST, SUITE 322
INGLEWOOD, CA 90301
Surgery (Vascular Surgery)
575 E HARDY ST, SUITE 322
INGLEWOOD, CA 90301
Thoracic Surgery (Cardiothoracic Vascular Surgery)
575 E HARDY ST, SUITE 322
INGLEWOOD, CA 90301
Podiatrist (Foot & Ankle Surgery)
575 E HARDY ST, SUITE 212
INGLEWOOD, CA 90301
Internal Medicine (Rheumatology)
575 E HARDY ST, SUITE 212
INGLEWOOD, CA 90301
Pediatrics
575 E HARDY ST, STE 221
INGLEWOOD, CA 90301
Surgery (Vascular Surgery)
575 E HARDY ST, STE 322
INGLEWOOD, CA 90301
Internal Medicine (Nephrology)
575 E HARDY ST, SUITE 104
INGLEWOOD, CA 90301
Clinic/Center (Ambulatory Surgical)
575 E HARDY ST, SUITE 101
INGLEWOOD, CA 90301
Nurse Practitioner (Family)
575 E HARDY ST, SUITE 104
INGLEWOOD, CA 90301
Podiatrist (Foot & Ankle Surgery)
575 E HARDY ST, SUITE 212
INGLEWOOD, CA 90301

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891855466, enumerated as an "individual" on December 12, 2006.

The provider is located at 575 E HARDY ST SUITE 305 INGLEWOOD, CA 90301 and the phone number is (310) 672-3636.

Internal Medicine with taxonomy code 207RC0000X and a focus in Cardiovascular Disease.

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