DR. MELISSA ANN BONNELL PHD
NPI 1710389408
Psychologist - Counseling in Denver, CO

NPI Status: Active since September 24, 2014

Contact Information

50 S STEELE ST STE 930
DENVER, CO
ZIP 80209
Phone: (303) 304-6690
Fax: (720) 764-0266

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  • Individual
  • Female
  • Psychologist
  • Counseling

About MELISSA BONNELL

This page provides the complete NPI Profile along with additional information for Melissa Bonnell, a provider established in Denver, Colorado with a medical specialization in Psychologist, focusing in counseling . The healthcare provider is registered in the NPI registry with number 1710389408 assigned on September 2014. The practitioner's primary taxonomy code is 103TC1900X with license number 4991 (CO). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1710389408
Provider Name
DR. MELISSA ANN BONNELL PHD
Gender
Female
Entity Type
Individual
Location Address
50 S STEELE ST STE 930 DENVER, CO 80209
Location Phone
(303) 304-6690
Location Fax
(720) 764-0266
Mailing Address
50 S STEELE ST STE 950 DENVER, CO 80209
Mailing Phone
(303) 304-6690
Mailing Fax
(720) 764-0266
Is Sole Proprietor?
Yes
Enumeration Date
09-24-2014
Last Update Date
04-02-2025
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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

Psychologist Counseling

Taxonomy Code
103TC1900X
Type
Behavioral Health & Social Service Providers
License No.
4991
License State
CO
Taxonomy Description
A psychologist who specializes in general practice and health service. It focuses on how people function both personally and in their relationships at all ages. Counseling psychology addresses the emotional, social, work, school and physical health concerns people may have at different stages in their lives, focusing on typical life stresses and more severe issues with which people may struggle as individuals and as a part of families, groups and organizations. Counseling psychologists help people with physical, emotional and mental health issues improve their sense of well-being, alleviate feelings of distress and resolve crises. They also provide assessment, diagnosis, and treatment of more severe psychological symptoms.

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)
1103TC1900XBehavioral Health & Social Service Providers

Psychologist
Counseling

1374 (LA)

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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 1710389408, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
7
Unchanged
Pos 3
1
Doubled → 2
Pos 4
0
Unchanged
Pos 5
3
Doubled → 6
Pos 6
8
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
0
Doubled → 0
Check
8
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 1 → 2 3 → 6 9 → 18 → 9 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 2 + 0 + 6 + 8 + 1 + 8 + 4 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1710389408.

Other Providers at the Same Location


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

Social Worker (Clinical)
50 S STEELE ST STE 930
DENVER, CO 80209
Social Worker (Clinical)
50 S STEELE ST STE 930
DENVER, CO 80209
Psychologist (Cognitive & Behavioral)
50 S STEELE ST STE 930
DENVER, CO 80209
Social Worker
50 S STEELE ST STE 930
DENVER, CO 80209

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1710389408, enumerated as an "individual" on September 24, 2014.

The provider is located at 50 S STEELE ST STE 930 DENVER, CO 80209 and the phone number is (303) 304-6690.

Psychologist with taxonomy code 103TC1900X and a focus in Counseling.