TOMMIE SIMON MD, PLLC
NPI 1689179715
Internal Medicine - Rheumatology in Lawton, OK

NPI Status: Active since March 29, 2018

Contact Information

6401 SW LEE BLVD
LAWTON, OK
ZIP 73505
Phone: (580) 699-5139

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  • Organization
  • Internal Medicine
  • Rheumatology

About TOMMIE SIMON MD, PLLC

This page provides the complete NPI Profile along with additional information for Tommie Simon Md, Pllc, an internist established in Lawton, Oklahoma operating as a Internal Medicine, focusing in rheumatology . The healthcare provider is registered in the NPI registry with number 1689179715 assigned on March 2018. The practitioner's primary taxonomy code is 207RR0500X. The provider is registered as an organization and their NPI record was last updated one year ago. The provider's . The authorized official of this NPI record is Tommie Simon Md (Sole Member/owner)

NPI
1689179715
Provider Legal Name
TOMMIE SIMON MD, PLLC
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
6401 SW LEE BLVD LAWTON, OK 73505
Location Phone
(580) 699-5139
Mailing Address
6401 SW LEE BLVD LAWTON, OK 73505
Mailing Phone
(580) 699-5139
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-29-2018
Last Update Date
11-21-2025
Code Navigator

An internist like Tommie Simon Md, Pllc 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 Rheumatology

Taxonomy Code
207RR0500X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

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)
1332900000XSuppliers

Non-Pharmacy Dispensing Site

 

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

TOMMIE SIMON MD

Authorized Official Title
SOLE MEMBER/OWNER
Authorized Official Phone
(832) 248-4062

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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 1689179715, we treat the final digit (5) 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 2 + 7 + 1 + 8 + 7 + 2 + 24 = 75

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

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1689179715.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Internal Medicine
6401 SW LEE BLVD
LAWTON, OK 73505
Internal Medicine
6401 SW LEE BLVD
LAWTON, OK 73505
Internal Medicine
6401 SW LEE BLVD
LAWTON, OK 73505
Internal Medicine (Rheumatology)
6401 SW LEE BLVD
LAWTON, OK 73505

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689179715, enumerated as an "organization" on March 29, 2018.

The provider is located at 6401 SW LEE BLVD LAWTON, OK 73505 and the phone number is (580) 699-5139.

Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.