DIAKON MEDICAL PLLC
NPI 1346180841
General Practice in Arlington, TX

NPI Status: Active since April 01, 2026

Contact Information

4201 INTERWAY PL
ARLINGTON, TX
ZIP 76018
Phone: (817) 438-6776
Fax: (469) 663-5516

Get Directions Write a Review

  • Organization
  • General Practice

About DIAKON MEDICAL PLLC

This page provides the complete NPI Profile along with additional information for Diakon Medical Pllc, a primary care provider established in Arlington, Texas operating as a General Practice. The healthcare provider is registered in the NPI registry with number 1346180841 assigned on April 2026. The practitioner's primary taxonomy code is 208D00000X. The provider is registered as an organization and their NPI record was last updated April 2026. Diakon Medical Pllc 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 Marc Demyun Md (Owner)

NPI
1346180841
Provider Name
DIAKON MEDICAL PLLC
Entity Type
Organization
Location Address
4201 INTERWAY PL ARLINGTON, TX 76018
Location Phone
(817) 438-6776
Location Fax
(469) 663-5516
Mailing Address
4201 INTERWAY PL ARLINGTON, TX 76018
Mailing Phone
(817) 438-6776
Mailing Fax
(469) 663-5516
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-01-2026
Last Update Date
04-01-2026
Code Navigator

A primary care provider (PCP) like Diakon Medical Pllc sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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

General Practice

Taxonomy Code
208D00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

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)
1207Q00000XAllopathic & Osteopathic Physicians

Family Medicine

 

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

MARC DEMYUN MD

Authorized Official Title
OWNER
Authorized Official Phone
(570) 690-3451

Reviews for DIAKON MEDICAL PLLC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1346180841, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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
3
Unchanged
Pos 3
4
Doubled → 8
Pos 4
6
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
4
Doubled → 8
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 4 → 8 1 → 2 0 → 0 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 8 + 6 + 2 + 8 + 0 + 8 + 8 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1346180841.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Nurse Practitioner
4201 INTERWAY PL
ARLINGTON, TX 76018
Nurse Practitioner (Family)
4201 INTERWAY PL
ARLINGTON, TX 76018
Pediatrics
4201 INTERWAY PL
ARLINGTON, TX 76018
Surgery (Vascular Surgery)
4201 INTERWAY PL
ARLINGTON, TX 76018
Nurse Practitioner (Gerontology)
4201 INTERWAY PL
ARLINGTON, TX 76018
Radiology (Vascular & Interventional Radiology)
4201 INTERWAY PL
ARLINGTON, TX 76018
Nurse Practitioner (Gerontology)
4201 INTERWAY PL
ARLINGTON, TX 76018
Nurse Practitioner (Gerontology)
4201 INTERWAY PL
ARLINGTON, TX 76018

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1346180841, enumerated as an "organization" on April 01, 2026.

The provider is located at 4201 INTERWAY PL ARLINGTON, TX 76018 and the phone number is (817) 438-6776.

General Practice with taxonomy code 208D00000X.