Intro
Colorado Medicaid CPT Code Billing is not just about submitting claims; it’s about using those codes rightly and submitting them after double-checking them. Health First Colorado serves children and pregnant women. But one small error can lead to outright denials.
That’s where Colorado Medicaid CPT Code Billing Colorado Medicaid Billing Chart come as critical tools for providers and billing professionals. Proper use of HCPCS and CPT codes explains the exact service provided, the reason for that service, and how these services should be paid.
In this guide, you’ll learn Colorado Medicaid Billing guidelines, how the billing chart works, and how to code smarter. So, let’s dive into it!
Colorado Medicaid CPT Code Billing Colorado Medicaid Billing Chart
Colorado’s Medicaid Program is also known as Health First Colorado. It’s the insurance plan for newborns to18-year-old children, adults (19 to 65 years old), and pregnant members. The condition is that patients must be Colorado residents and meet all requirements.
In this insurance plan, coding is as essential as in other insurance coverage plans. Health First Colorado relies on accurate use of CPT (Current Procedural Terminology) and HCPCS (Healthcare Common Procedure Coding System) codes.
Through CPT codes, it becomes crystal clear what services were given to the patient, which ultimately leads to correct claim submission. On the other hand, HCPCS Level II codes indicate non-physician services, supplies, prosthetics, and durable medical equipment. These services are not covered under CPT.
CPT and HCPCS together allow Medicaid to reimburse providers appropriately. Hence, it’s crucial for providers to:
- Use valid CPT codes
- Follow Health First Colorado coverage policies.
- Apply correct modifiers
- Match services with diagnosis codes
- Follow the fee schedules in the billing chart.
Hence, without following the above instructions, you can’t get faster reimbursements.
Colorado Medicaid Billing Guidelines in 2026
Here are some key billing principles for Colorado Medicaid below:
Follow the Official Billing Manuals:
Providers must use Health First Colorado Provider Billing Manuals as the authoritative source for billing procedures. Medical, dental, pharmacy, and other provider types have manuals with CPT/HCPCS instructions.
The Department of Health Care Policy and Financing (HCPF) provides instructions to all the providers on submitting claims, covering services, and compliance for Colorado’s Medicaid Program. Check the following components of the billing manual guidelines below:
- General Provider Information – this portion covers member eligibility, provider enrollment, and reimbursement policies.
- Specialty Billing Information – this part often requires specific revenue codes and modifiers for specific services, including transportation, pharmacy, and home health.
- Claim Submission – it holds guidelines for electronic or paper claims, including UB-04 and CMS-1500 forms, Third-Party Liability (TPL), and coding standards.
- Authorization Requirements – under this part, providers have to provide necessary referrals or prior authorization for services to be covered.
- Always Use Current CPT & HCPCS Editions – Colorado Medicaid needs claims to add valid and current CPT and HCPCS codes. All the codes are manually reviewed; hence, there’s no chance of mentioning old or unlisted codes.
- National Correct Coding Initiative (NCCI) Edits
NCCI edits were used in Medicare, but since July 1, 2025, they have also been applied to Colorado Medicaid claims. These edits prevent improper coding practices such as:
- Billing add-on codes without primary codes
- Exceeding allowable units per service
Staying aligned with Colorado Medicaid Billing Guidelines is not optional; it is the foundation of clean claims. If you rely on official manuals, current code sets, and NCCI edits, you’ll face reduced denials and less compliance risks. In short, it’s important to follow the rules before submitting the claims.
What Makes Colorado Medicaid CPT Code Billing Colorado Medicaid Billing Chart Different From Others
It’s no secret that Colorado Medicaid does not reimburse all CPT codes the same way as Medicare or commercial payers. The coverage of Colorado Medicaid depends on the following:
- Place of service
- Provider type–physician, nurse practitioner, clinic, therapist
- Patient age
- Prior authorization requirements
- Service limitations
Hence, it’s better to check the Colorado Medicaid Billing chart before submitting claims. But the question is, what is the Colorado Medicaid Billing Chart? The answer is below:
The Colorado Medicaid Billing Chart is also known as the Fee Schedule. It is a list that shows how much Medicaid pays for each medical service. It depicts the maximum amounts providers can be reimbursed under fee-for-service billing.
Simply put, it explains what service was provided and how much Medicaid will pay for it. Hence, it holds the following:
- CPT code
- Allowed amount
- Service description
- Whether the service is covered or not
- Modifiers required
- Provider eligibility
All these sections are crucial to avoid denials and delayed payments.
Common CPT Codes Used in Colorado Medicaid Billing
Check out the following commonly billed CPT codes:
| CPT Code | Description | Covered by CO Medicaid |
| 99213 | Office visit (established patient) | Yes |
| 99214 | Office visit (moderate complexity) | Yes |
| 99381–99397 | Preventive visits | Yes |
| 90471 | Immunization administration | Yes |
| 93000 | EKG | Yes |
| 97110 | Physical therapy | Yes |
| 90834 | Psychotherapy (45 minutes) | Yes |
As you can see, the Medicaid coverage depends on provider type and documentation. Hence, it’s crucial for the providers to check whether their enrollment is active or not before dealing with a patient with a specific service.
Modifiers used under Colorado Medicaid CPT Code Billing Colorado Medicaid Billing Chart
In addition to CPT OR HCPCS codes, sometimes modifiers are also used, and common modifiers are mentioned below:
- -TC: Technical Component
- -27: Professional Component
- -59: Distinct Procedural Service
- -25: Significant, separately identifiable E/M service
- -GT/-95: Telehealth services
As each service has a specific modifier, and if you miss using these modifiers or forget to use them, instant denial is on its way.
How CPT Billing Code Works with Colorado Medicaid
Here’s a step-by-step billing process mentioned below:
Verify Eligibility & Enrollment:
In this first step of Medicaid Billing, confirm the patient’s Health First Colorado eligibility and also ensure your enrollment as a Medicaid provider.
Select Appropriate HCPCS/CPT Codes:
Always use codes that are accurate according to the service provided, such as office visit, psych therapy, or vaccine administration. Do not use generic or unspecified codes; always be specific about codes!
Pair with ICD-10 Diagnosis Codes:
It’s true that every code relates to a diagnosis code, which is a medical necessity. So, claims without diagnosis pointers can be denied.
Apply Modifiers When Required:
Modifiers are used when unusual circumstances happen, like bilateral procedures, service performed by a qualified assistant, or any telehealth service. Hence, use modifiers accurately to avoid denials.
Submit Claims (Electronic or CMS-1500):
If you use electronic claim submission, use the 837p format, and the CMS-1500 form for paper claims. Paper claims must be filled properly, especially fill 24D field accurately.
By following these steps, you can submit error-free claims. Each stage plays a direct role in timely reimbursement.
Colorado Medicaid Billing Chart Examples in 2026
Below are some illustrative examples of CPT/HCPCS codes for common services:
- Dental Services
| Code | Description | Fee (Approx.) |
| D0145 | Oral evaluation (under age 3) | ~$34.24 |
| D1206 | Topical fluoride varnish | ~$41.96 |
| D0190 | Dental screening (age 3+) | ~$17.88 |
These codes show how Colorado Medicaid reimburses dental evaluations under routine visits.
- Pharmacist & Preventive Services
| Procedure | CPT/HCPCS Code | Example Rate | Notes |
| Immunization counseling (16–30 min) | G0311 | ~$58.79 | Must not bill vaccine + counseling if inclusive |
| Immunization counseling (<21 yrs 5–15 min) | G0312 | ~$34.29 | Per visit, one member per day |
These codes show that a pharmacist has billed these services under Medicaid when providing preventive counseling.
FAQS
What are the Medicaid guidelines in Colorado?
If you are 19 years old or older, you can easily qualify for the Health First Colorado program or Child Health Plan Plus (CHP+).
In addition to age, your household income should also be at or below 138% of the federal poverty level. For example, for one person, $21,597 is fixed per year, and $44,367 is fixed for a family of four per year.
How do I check my Medicaid coverage in Colorado?
If you want to check if your Medicaid coverage is still active, go to the Colorado PEAK website and click on “Check My Benefits”.
Moreover, you can also install the Health First Colorado mobile app and check your coverage and view your card.
What’s the name of Colorado Medicaid now?
Colorado’s Medicaid program is also known as Health First Colorado. This insurance plan provides free or low-cost health insurance to children and adults who qualify.
State the difference between Medicaid and Medicare in Colorado?
Medicare is a health insurance program, and the federal government runs it mainly for people 65 years old or older. On the other hand, the Medicaid program is for low-income families.
Both the state of Colorado and the federal government can manage it.
What is the 5-year rule for Medicaid in Colorado?
It is also known as Colorado Medicaid’s look-back rule. It means before you apply for Medicaid, it checks your financial history for the five years.
In short, it reviews your assets – if you transferred, sold, or gave them away during those 5 years. If you ever sold or gifted your assets for less than their true value, you can lose your eligibility.
Who can use Medicaid the most?
In the United States, about half of the children can use Medicaid the most. More than 40% of babies born each year can also use this health insurance program.
In fact, in rural areas, about half of all newborn babies are covered by Medicaid.
Conclusion
Colorado Medicaid CPT Code Billing Colorado Medicaid Billing Chart require precision, up-to-date coding knowledge, and an authentic source like official manuals and fee schedules.
Whether you are billing CPT codes for office visits, mental health services, dental screenings, vaccinations, pharmacy counselling, or other – use correct codes.
