EXTENDED MEDICAL MANAGEMENT SERVICES, INC.
NPI 1861577579
Internal Medicine - Geriatric Medicine in Dallas, TX

NPI Status: Active since October 25, 2006

Contact Information

13140 COIT RD
SUITE 212
DALLAS, TX
ZIP 75240
Phone: (469) 330-2444
Fax: (469) 330-2396

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  • Organization
  • Internal Medicine
  • Geriatric Medicine

About EXTENDED MEDICAL MANAGEMENT SERVICES, INC.

This page provides the complete NPI Profile along with additional information for Extended Medical Management Services, Inc., an internist established in Dallas, Texas operating as a Internal Medicine, focusing in geriatric medicine . The healthcare provider is registered in the NPI registry with number 1861577579 assigned on October 2006. The practitioner's primary taxonomy code is 207RG0300X with license number M2309 (TX). The provider is registered as an organization and their NPI record was last updated one year ago. Extended Medical Management Services, Inc. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's . The authorized official of this NPI record is Mr. Derrick L Bowman Sr. (President)

NPI
1861577579
Provider Legal Name
EXTENDED MEDICAL MANAGEMENT SERVICES, INC.
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
13140 COIT RD SUITE 212 DALLAS, TX 75240
Location Phone
(469) 330-2444
Location Fax
(469) 330-2396
Mailing Address
13140 COIT RD SUITE 212 DALLAS, TX 75240
Mailing Phone
(469) 330-2444
Mailing Fax
(469) 330-2396
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-25-2006
Last Update Date
09-11-2025
Code Navigator

An internist like Extended Medical Management Services, 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 Geriatric Medicine

Taxonomy Code
207RG0300X
Type
Allopathic & Osteopathic Physicians
License No.
M2309
License State
TX
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.

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)
1363LG0600XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner
Gerontology

506447 (TX)

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

MR. DERRICK L BOWMAN SR.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(469) 330-2444

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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 1861577579, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
7
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
9
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 5 → 10 → 1 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 + 8 + 1 + 2 + 1 + 1 + 0 + 7 + 1 + 4 + 5 + 1 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1861577579.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Nurse Practitioner (Family)
13140 COIT RD, SUITE 212
DALLAS, TX 75240
Psychiatry & Neurology (Psychiatry)
13140 COIT RD, SUITE 518
DALLAS, TX 75240
Psychologist (Clinical)
13140 COIT RD, SUITE 500
DALLAS, TX 75240
Psychiatry & Neurology (Psychiatry)
13140 COIT RD, SUITE 518
DALLAS, TX 75240
Counselor
13140 COIT RD, SUITE 518
DALLAS, TX 75240
Family Medicine (Geriatric Medicine)
13140 COIT RD, STE 510
DALLAS, TX 75240
Chiropractor
13140 COIT RD, SUITE #516
DALLAS, TX 75240
Psychiatry & Neurology (Psychiatry)
13140 COIT RD, SUITE 118
DALLAS, TX 75240
Chiropractor
13140 COIT RD, SUITE 514
DALLAS, TX 75240
Chiropractor
13140 COIT RD, SUITE 514
DALLAS, TX 75240
Specialist/Technologist, Other
13140 COIT RD, UNIT #518
DALLAS, TX 75240
Case Manager/Care Coordinator
13140 COIT RD
DALLAS, TX 75240
Clinical Medical Laboratory
13140 COIT RD, STE 110
DALLAS, TX 75240
Case Manager/Care Coordinator
13140 COIT RD
DALLAS, TX 75240
Acupuncturist
13140 COIT RD, SUITE 516
DALLAS, TX 75240
Nurse Practitioner (Gerontology)
13140 COIT RD, SUITE 212
DALLAS, TX 75240

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861577579, enumerated as an "organization" on October 25, 2006.

The provider is located at 13140 COIT RD SUITE 212 DALLAS, TX 75240 and the phone number is (469) 330-2444.

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