HA GRAND PA
NPI 1124253471
Internal Medicine - Sleep Medicine in Dallas, TX

NPI Status: Active since May 15, 2009

Contact Information

3801 GASTON AVE
315
DALLAS, TX
ZIP 75246
Phone: (214) 824-2121
Fax: (214) 824-2406

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  • Organization
  • Internal Medicine
  • Sleep Medicine

About HA GRAND PA

This page provides the complete NPI Profile along with additional information for Ha Grand Pa, an internist established in Dallas, Texas operating as a Internal Medicine, focusing in sleep medicine . The healthcare provider is registered in the NPI registry with number 1124253471 assigned on May 2009. The practitioner's primary taxonomy code is 207RS0012X with license number G5914 (TX). The provider is registered as an organization and their NPI record was last updated 12 years ago. Ha Grand Pa operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Harrell Anthony Grand Md (Owner)

NPI
1124253471
Provider Name
HA GRAND PA
Entity Type
Organization
Location Address
3801 GASTON AVE 315 DALLAS, TX 75246
Location Phone
(214) 824-2121
Location Fax
(214) 824-2406
Mailing Address
3801 GASTON AVE 315 DALLAS, TX 75246
Mailing Phone
(214) 824-2121
Mailing Fax
(214) 824-2406
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-15-2009
Last Update Date
11-13-2014
Code Navigator

An internist like Ha Grand Pa 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 Sleep Medicine

Taxonomy Code
207RS0012X
Type
Allopathic & Osteopathic Physicians
License No.
G5914
License State
TX
Taxonomy Description
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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

HARRELL ANTHONY GRAND MD

Authorized Official Title
OWNER
Authorized Official Phone
(214) 824-2121

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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 1124253471, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
1
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 2 → 4 3 → 6 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 4 + 5 + 6 + 4 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1124253471.

Other Providers at the Same Location


The following 14 providers are registered at the same or a nearby location.

Obstetrics & Gynecology (Obstetrics)
3801 GASTON AVE, SUITE 200
DALLAS, TX 75246
Obstetrics & Gynecology (Gynecology)
3801 GASTON AVE, SUITE 200
DALLAS, TX 75246
Podiatrist
3801 GASTON AVE, SUITE 330
DALLAS, TX 75246
Internal Medicine
3801 GASTON AVE, 200
DALLAS, TX 75246
Obstetrics & Gynecology
3801 GASTON AVE, SUITE 200
DALLAS, TX 75246
Obstetrics & Gynecology
3801 GASTON AVE, SUITE 308
DALLAS, TX 75246
Obstetrics & Gynecology
3801 GASTON AVE, SUITE 200
DALLAS, TX 75246
Internal Medicine
3801 GASTON AVE, 315
DALLAS, TX 75246
Specialist
3801 GASTON AVE, SUITE 250
DALLAS, TX 75246
Internal Medicine (Pulmonary Disease)
3801 GASTON AVE, SUITE 250
DALLAS, TX 75246
Pain Medicine (Interventional Pain Medicine)
3801 GASTON AVE, #320
DALLAS, TX 75246
Specialist
3801 GASTON AVE, SUITE 303
DALLAS, TX 75246
Podiatrist (Foot & Ankle Surgery)
3801 GASTON AVE, SUITE 330
DALLAS, TX 75246
Specialist
3801 GASTON AVE, SUITE 303
DALLAS, TX 75246

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124253471, enumerated as an "organization" on May 15, 2009.

The provider is located at 3801 GASTON AVE 315 DALLAS, TX 75246 and the phone number is (214) 824-2121.

Internal Medicine with taxonomy code 207RS0012X and a focus in Sleep Medicine.