GARY L. DAVIS M.D.
NPI 1265479364
Internal Medicine - Hepatology in Dallas, TX

NPI Status: Active since May 31, 2006

Contact Information

3410 WORTH STREET
SUITE 860
DALLAS, TX
ZIP 75246
Phone: (214) 820-8500
Fax: (214) 820-8168

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  • Individual
  • Male
  • Internal Medicine
  • Hepatology

About GARY DAVIS

This page provides the complete NPI Profile along with additional information for Gary Davis, an internist established in Dallas, Texas with a medical specialization in Internal Medicine, focusing in hepatology . The healthcare provider is registered in the NPI registry with number 1265479364 assigned on May 2006. The practitioner's primary taxonomy code is 207RI0008X with license number L4323 (TX). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1265479364
Provider Name
GARY L. DAVIS M.D.
Gender
Male
Entity Type
Individual
Location Address
3410 WORTH STREET SUITE 860 DALLAS, TX 75246
Location Phone
(214) 820-8500
Location Fax
(214) 820-8168
Mailing Address
201 S OCEAN GRANDE DR SUITE PH4 PONTE VEDRA BEACH, FL 32082
Mailing Phone
(214) 783-2563
Mailing Fax
(214) 820-8168
Is Sole Proprietor?
Yes
Enumeration Date
05-31-2006
Last Update Date
07-03-2014
Code Navigator

An internist like Gary Davis 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 Hepatology

Taxonomy Code
207RI0008X
Type
Allopathic & Osteopathic Physicians
License No.
L4323
License State
TX
Taxonomy Description
The discipline of Hepatology encompasses the structure, function, and diseases of the liver and biliary tract. The American Board of Internal Medicine considers Hepatology part of the subspecialty of gastroenterology. Physicians who identify themselves as Hepatologists usually, but not always, have been trained in gastrointestinal programs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207RG0100XAllopathic & Osteopathic Physicians

Internal Medicine
Gastroenterology

L4323 (TX)
2207RT0003XAllopathic & Osteopathic Physicians

Internal Medicine
Transplant Hepatology

L4323 (TX)

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
8G0555OTHER (01)TXBCBS
157390901MEDICAID (05)TX 
8768B8MEDICARE PIN (08)TX 
D65728MEDICARE UPIN (02)TX 
TXB120807MEDICARE PIN (08)TX 
157390902MEDICAID (05)TX 
100016785MEDICARE PIN (08)TX 

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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 1265479364, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
7
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 6 → 12 → 3 4 → 8 9 → 18 → 9 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 8 + 7 + 1 + 8 + 3 + 1 + 2 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1265479364.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Internal Medicine (Gastroenterology)
3410 WORTH STREET, SUITE 860
DALLAS, TX 75246
Surgery (Surgical Oncology)
3410 WORTH STREET
DALLAS, TX 75246
Nurse Practitioner (Family)
3410 WORTH STREET, SUITE 400
DALLAS, TX 75246

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265479364, enumerated as an "individual" on May 31, 2006.

The provider is located at 3410 WORTH STREET SUITE 860 DALLAS, TX 75246 and the phone number is (214) 820-8500.

Internal Medicine with taxonomy code 207RI0008X and a focus in Hepatology.

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