RETRO DENTAL GROUP HIGHLANDS
NPI 1003270869
Clinic/Center - Dental in Denver, CO

NPI Status: Active since April 07, 2016

Contact Information

3025 W 38TH AVE
DENVER, CO
ZIP 80211
Phone: (818) 681-7700

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NPPES record last updated: April 7, 2016. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Organization
  • Clinic/Center
  • Dental

About RETRO DENTAL GROUP HIGHLANDS

This page provides the complete NPI Profile along with additional information for Retro Dental Group Highlands, a provider established in Denver, Colorado operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1003270869 assigned on April 2016. The practitioner's primary taxonomy code is 261QD0000X. The provider is registered as an organization and their NPI record was last updated 10 years ago. The provider's former legal business name is Retro Dental Group Highlands. The authorized official of this NPI record is Dr. Darren Kessler (Dentist)

NPI
1003270869
Provider Legal Name
RETRO DENTAL GROUP HIGHLANDS
Other Organization Name
RETRO DENTAL GROUP HIGHLANDS
Other Name Type
Former Legal Business Name (4)
Entity Type
Organization
Location Address
3025 W 38TH AVE DENVER, CO 80211
Location Phone
(818) 681-7700
Mailing Address
3025 W 38TH AVE DENVER, CO 80211
Mailing Phone
(818) 681-7700
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-07-2016
Last Update Date
04-07-2016
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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

Clinic/Center Dental

Taxonomy Code
261QD0000X
Type
Ambulatory Health Care Facilities

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

DR. DARREN KESSLER

Authorized Official Title
DENTIST
Authorized Official Phone
(818) 681-7700

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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 1003270869, 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 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
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
7
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 0 → 0 2 → 4 0 → 0 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 4 + 7 + 0 + 8 + 1 + 2 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1003270869.

Other Providers at the Same Location


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

Dentist
3025 W 38TH AVE
DENVER, CO 80211
Dentist (General Practice)
3025 W 38TH AVE
DENVER, CO 80211
Clinic/Center (Dental)
3025 W 38TH AVE
DENVER, CO 80211
Dentist (General Practice)
3025 W 38TH AVE
DENVER, CO 80211

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003270869, enumerated as an "organization" on April 07, 2016.

The provider is located at 3025 W 38TH AVE DENVER, CO 80211 and the phone number is (818) 681-7700.

Clinic/Center with taxonomy code 261QD0000X and a focus in Dental.