PROSPER SPEECH SERVICES PLLC
NPI 1629910815
Speech-Language Pathologist in Oklahoma City, OK

NPI Status: Active since April 07, 2026

Contact Information

1302 NW 21ST ST
OKLAHOMA CITY, OK
ZIP 73106
Phone: (572) 358-8418
Fax: (572) 212-0640

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  • Organization
  • Speech-Language Pathologist

About PROSPER SPEECH SERVICES PLLC

This page provides the complete NPI Profile along with additional information for Prosper Speech Services Pllc, a provider established in Oklahoma City, Oklahoma operating as a Speech-language Pathologist. The healthcare provider is registered in the NPI registry with number 1629910815 assigned on April 2026. The practitioner's primary taxonomy code is 235Z00000X. The provider is registered as an organization and their NPI record was last updated April 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Taylor Denham M.s., Ccc-slp (Owner & Speech Language Pathologist)

NPI
1629910815
Provider Name
PROSPER SPEECH SERVICES PLLC
Entity Type
Organization
Location Address
1302 NW 21ST ST OKLAHOMA CITY, OK 73106
Location Phone
(572) 358-8418
Location Fax
(572) 212-0640
Mailing Address
1302 NW 21ST ST OKLAHOMA CITY, OK 73106
Mailing Phone
(572) 358-8418
Mailing Fax
(572) 212-0640
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-07-2026
Last Update Date
04-07-2026
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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

Speech-Language Pathologist

Taxonomy Code
235Z00000X
Type
Speech, Language and Hearing Service Providers
Taxonomy Description
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area 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

TAYLOR DENHAM M.S., CCC-SLP

Authorized Official Title
OWNER & SPEECH LANGUAGE PATHOLOGIST
Authorized Official Phone
(572) 358-8418

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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 1629910815, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
1
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
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 2 → 4 9 → 18 → 9 0 → 0 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 1 + 8 + 1 + 0 + 8 + 2 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1629910815.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Speech-Language Pathologist
1302 NW 21ST ST
OKLAHOMA CITY, OK 73106

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629910815, enumerated as an "organization" on April 07, 2026.

The provider is located at 1302 NW 21ST ST OKLAHOMA CITY, OK 73106 and the phone number is (572) 358-8418.

Speech-Language Pathologist with taxonomy code 235Z00000X.