MARA ELIZABETH THORNBERG LPC, LCPC, NCC
NPI 1285395251
Counselor - Mental Health in Denver, CO

NPI Status: Active since January 03, 2022

Contact Information

1500 N GRANT ST STE R
DENVER, CO
ZIP 80203
Phone: (512) 661-2895
Fax: (406) 258-0551

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  • Individual
  • Female
  • Counselor
  • Mental Health
  • Accepts Insurance

About MARA THORNBERG

This page provides the complete NPI Profile along with additional information for Mara Thornberg, a provider established in Denver, Colorado with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1285395251 assigned on January 2022. The practitioner's primary taxonomy code is 101YM0800X with license number 83681 (TX). The provider is registered as an individual and her NPI record was last updated February 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.

NPI
1285395251
Provider Name
MARA ELIZABETH THORNBERG LPC, LCPC, NCC
Other Name
MARAH ELIZABETH MARTINEZ
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
1500 N GRANT ST STE R DENVER, CO 80203
Location Phone
(512) 661-2895
Location Fax
(406) 258-0551
Mailing Address
1500 N GRANT ST STE R DENVER, CO 80203
Mailing Phone
(512) 661-2895
Mailing Fax
(406) 258-0551
Is Sole Proprietor?
Yes
Enumeration Date
01-03-2022
Last Update Date
02-10-2026
Code Navigator

A mental health counselor like Mara Thornberg provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
83681
License State
TX

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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Blue Preferred Bronze PPO? 201 - PPO
  • Blue Preferred Bronze PPO? 202 - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? 204 - PPO
  • Blue Preferred Gold PPO? 901 - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? 203 - PPO
  • Blue Preferred Silver PPO? 308 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • Bronze Classic 4700 - EPO
  • Bronze Classic Standard - EPO
  • Bronze Elite + PCP Saver Plus - EPO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits - EPO
  • Bronze Simple Chronic Care CKM - EPO
  • Bronze Simple Diabetes - EPO
  • Gold Classic - EPO
  • Gold Classic Guided Care - HMO
  • Gold Classic Standard - EPO
  • Gold Classic Standard Guided Care - HMO
  • Gold Elite - EPO
  • Gold Simple Diabetes Guided Care - HMO
  • Gold Simple Guided Care - HMO
  • Silver Classic - EPO
  • Silver Classic Standard - EPO
  • Silver Classic Standard Guided Care - HMO
  • Silver Simple Breathe Easy with Enhanced COPD Benefits Guided Care - HMO
  • Silver Simple Chronic Care CKM Guided Care - HMO
  • Silver Simple Diabetes Guided Care - HMO
  • Silver Simple Guided Care - HMO
  • UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care) - HMO
  • UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) - HMO
  • UHC Bronze Essential ($0 Virtual Urgent Care) - HMO
  • UHC Bronze Essential (No Referrals) - HMO
  • UHC Bronze Standard - HMO
  • UHC Bronze Standard (No Referrals) - HMO
  • UHC Bronze Standard+ (Dental + Vision) - HMO
  • UHC Bronze Standard+ (Dental + Vision, No Referrals) - HMO
  • UHC Gold Advantage ($0 Virtual Urgent Care, $8 Tier 2 Rx) - HMO
  • UHC Gold Advantage ($0 Virtual Urgent Care, No Referrals) - HMO
  • UHC Gold Advantage+ ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision) - HMO
  • UHC Gold Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) - HMO
  • UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $5 Tier 2 Rx, No Referrals) - HMO
  • UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx) - HMO
  • UHC Gold Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision) - HMO
  • UHC Gold Standard - HMO
  • UHC Gold Standard (No Referrals) - HMO
  • UHC Kelsey-Seybold Bronze Copay Focus $0 Indiv Med Ded - HMO
  • UHC Kelsey-Seybold Bronze Copay Focus+ $0 Indiv Med Ded (Dental + Vision) - HMO
  • UHC Kelsey-Seybold Gold Copay Focus $0 Indiv Med Ded ($8 Tier 2 Rx) - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Reviews for MARA ELIZABETH THORNBERG LPC, LCPC, NCC

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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 1285395251, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
2
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
9
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 8 → 16 → 7 3 → 6 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 6 + 5 + 6 + 9 + 1 + 0 + 2 + 1 + 0 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1285395251.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychologist
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker
1500 N GRANT ST STE R
DENVER, CO 80203
Behavior Analyst
1500 N GRANT ST STE R
DENVER, CO 80203
Dietitian, Registered
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker (Clinical)
1500 N GRANT ST STE R
DENVER, CO 80203
Behavior Analyst
1500 N GRANT ST STE R
DENVER, CO 80203
Community/Behavioral Health
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker (Clinical)
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker (Clinical)
1500 N GRANT ST STE R
DENVER, CO 80203
Counselor (Professional)
1500 N GRANT ST STE R
DENVER, CO 80203
Psychologist (Clinical Child & Adolescent)
1500 N GRANT ST STE R
DENVER, CO 80203
Psychologist
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker (Clinical)
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker (Clinical)
1500 N GRANT ST STE R
DENVER, CO 80203
Counselor (Professional)
1500 N GRANT ST STE R
DENVER, CO 80203
Psychologist
1500 N GRANT ST STE R
DENVER, CO 80203
Psychologist
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker (Clinical)
1500 N GRANT ST STE R
DENVER, CO 80203
Social Worker (Clinical)
1500 N GRANT ST STE R
DENVER, CO 80203
Internal Medicine
1500 N GRANT ST STE R
DENVER, CO 80203

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285395251, enumerated as an "individual" on January 03, 2022.

The provider is located at 1500 N GRANT ST STE R DENVER, CO 80203 and the phone number is (512) 661-2895.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Montana, Oscar. Please consult your insurance carrier or call the provider to verify.