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See a sample rate comparisonHealthcare providers use this code to document and receive reimbursement for visits that address moderate-level medical decision-making, often including multiple diagnoses or prescription management.
| Key Fact | Detail |
|---|---|
| Service Type | Medicine Services and Procedures Gastroenterology Procedures |
| Complexity Level | Low |
| Medicare Fee Schedule | $172.97 per 1 dose (October 2026 ASP) · View Medicare rates for 91321 |
| Medicaid Fee Schedule | $143.385 median of the 8 states in the free preview · View Medicaid rates for 91321 |
National average reimbursement for CPT 91321 by major payers:

$143.35

$150.43

$197.06

$178.50
Choose a payer to see a sample of rates for CPT 91321.
Sonam Verma
Siu Physicians & Surgeons Inc
Geoffrey Levin
Advocate Health And Hospitals Corporation
Mohan Edupuganti
Integris Cardiovascular Physicians LLC
Tushar Advani
William Black
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Rate Benchmarking
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See a sample rate comparisonPayer Contract Negotiation
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See a sample payer proposalCPT 91321 vs. Other Gastroenterology Procedures Codes
The CPT 91321 code is part of the Medicine Services and Procedures services used for Gastroenterology Procedures. It represents a moderate-complexity encounter and is one of several codes that vary based on time spent, level of medical decision-making, and documentation requirements.
The CPT 91321 code involves more provider time and moderate medical decision-making, unlike lower-level codes that require less time and simpler assessments. It typically includes multiple diagnoses, medication management, or test interpretation, leading to higher reimbursement and more detailed documentation requirements.
| Code | Complexity | Description |
|---|---|---|
| 91321-CPT | Low | Severe Acute Respiratory Syndr, Severe Acute Respiratory Syndrome Coronavirus 2 (Sars-Cov-2) (Coronavirus Disease [Covid-19]) Vaccine Mrna-Lnp 25 Mcg0.25 Ml Dosage For Intramuscular Use |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 91321. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 91321 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.
Factors that affect fee schedules
Medicare & Medicaid Rates
Government-set reimbursement amounts
Private Insurance Rates
Negotiated rates between providers and insurance companies
Geographic Location
Costs may be higher in urban areas.
Provider Type
Hospital providers may have different rates than private practice.
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