MARK WAYNE WHARTON RRT
NPI 1992674949
Respiratory Therapist, Registered in Prescott, AZ

NPI Status: Active since October 30, 2025

Contact Information

500 N STATE ROUTE 89
PRESCOTT, AZ
ZIP 86313
Phone: (928) 445-4860

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  • Individual
  • Male
  • Respiratory Therapist, Registered

About MARK WHARTON

This page provides the complete NPI Profile along with additional information for Mark Wharton, a provider established in Prescott, Arizona with a medical specialization in Respiratory Therapist, Registered. The healthcare provider is registered in the NPI registry with number 1992674949 assigned on October 2025. The practitioner's primary taxonomy code is 227900000X with license number 2007030522 (MO). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1992674949
Provider Name
MARK WAYNE WHARTON RRT
Gender
Male
Entity Type
Individual
Location Address
500 N STATE ROUTE 89 PRESCOTT, AZ 86313
Location Phone
(928) 445-4860
Mailing Address
500 N STATE ROUTE 89 PRESCOTT, AZ 86313
Mailing Phone
(928) 445-4860
Is Sole Proprietor?
No
Enumeration Date
10-30-2025
Last Update Date
10-30-2025
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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

Respiratory Therapist, Registered

Taxonomy Code
227900000X
Type
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.
2007030522
License State
MO
Taxonomy Description
A Registered Respiratory Therapist (RRT) is an advanced therapist who has passed standardized written and clinical simulation examinations administered by the National Board for Respiratory Care (NBRC). In addition, to the certified therapist (CRT) entry level skills, RRTs have advanced education and training in patient assessment, in the development and modification of patient care plans, and in assuring the appropriate utilization of respiratory care resources. An RRT is a graduate of an associate or baccalaureate degree producing educational programs approved by the Commission on Accreditation of Allied Health Education Programs (CAAHEP) and where applicable, is licensed by the state and is practicing within the scope of that license.

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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 1992674949, 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 81. The final step is to find the difference between that total and the next multiple of ten (90 - 81 = 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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
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 9 → 18 → 9 6 → 12 → 3 4 → 8 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 2 + 7 + 8 + 9 + 8 + 24 = 81

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

The next multiple of ten after 81 is 90. The difference is the calculated check digit.

90 - 81 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1992674949.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Social Worker (Clinical)
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Social Worker
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Social Worker (Clinical)
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Psychologist (Counseling)
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Radiology (Diagnostic Ultrasound)
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Registered Nurse
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Nurse Practitioner (Family)
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Psychologist (Clinical)
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Respiratory Therapist, Registered
500 N STATE ROUTE 89
PRESCOTT, AZ 86313
Respiratory Therapist, Registered (General Care)
500 N STATE ROUTE 89
PRESCOTT, AZ 86313

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992674949, enumerated as an "individual" on October 30, 2025.

The provider is located at 500 N STATE ROUTE 89 PRESCOTT, AZ 86313 and the phone number is (928) 445-4860.

Respiratory Therapist, Registered with taxonomy code 227900000X.