go back

Muscle-Relaxing Injections Into One Limb, Extensive

Colorado rates for HCPCS 64644

This service delivers injections of a muscle-relaxing medication into multiple muscles of a single arm or leg, used to ease stiffness or spasticity caused by conditions that overactivate certain muscles. It covers treatment of a larger number of muscles in that limb than the more limited version of this same treatment.

Rates data updated October 2026.

How much does Muscle-Relaxing Injections Into One Limb, Extensive cost?

$191

Typical negotiated rate. In Colorado, October 2026.

Insurers have agreed to pay about $191 for this service. The price depends on where it is billed: about $178 from a physician practice, and about $2,399 from a hospital or other facility.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$178$145 to $229
FacilityA hospital or hospital-owned outpatient department$2,399$871 to $3,548

How much rates vary

Facilitymedian $2,399 · 10th to 90th $174 to $5,129Professionalmedian $178 · 10th to 90th $117 to $288
$100$200$500$1K$2K$5K$10Kfacility $2,399professional $178

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$173.78
Median
$3,235.94
Typical High
$7,762.47
Aetna
Setting
Professional
Modifier
None
Typical Low
$112.20
Median
$162.18
Typical High
$208.93
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$2,137.96
Median
$3,311.31
Typical High
$5,370.32
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$134.90
Median
$186.21
Typical High
$275.42
Cigna
Setting
Facility
Modifier
None
Typical Low
$66.07
Median
$162.18
Typical High
$758.58
Cigna
Setting
Professional
Modifier
None
Typical Low
$131.83
Median
$181.97
Typical High
$281.84
Denver HMP
Setting
Facility
Modifier
None
Typical Low
$112.20
Median
$173.78
Typical High
$269.15
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$123.03
Median
$204.17
Typical High
$323.59
Select Health
Setting
Facility
Modifier
None
Typical Low
$181.97
Median
$194.98
Typical High
$407.38
Select Health
Setting
Professional
Modifier
None
Typical Low
$114.82
Median
$134.90
Typical High
$194.98
United
Setting
Facility
Modifier
None
Typical Low
$489.78
Median
$1,174.90
Typical High
$2,951.21
United
Setting
Professional
Modifier
None
Typical Low
$131.83
Median
$190.55
Typical High
$323.59
5 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$56.23
Median
$79.43
Typical High
$87.10
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$22.39
Median
$31.62
Typical High
$35.48
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$85.11
Median
$120.23
Typical High
$131.83
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$16.98
Median
$23.99
Typical High
$26.30
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$11.22
Median
$15.85
Typical High
$17.38

Where Colorado sits

The same service costs 3.3 times more in Alaska than in Virginia. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Colorado· 28th of 51

$191

AK $468VA $141

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.