go back

Muscle-Relaxing Injections Into One Limb, Extensive

South Dakota 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?

$263

Typical negotiated rate. In South Dakota, October 2026.

Insurers have agreed to pay about $263 for this service. The price depends on where it is billed: about $263 from a physician practice, and about $257 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$263$214 to $380
FacilityA hospital or hospital-owned outpatient department$257$158 to $447

How much rates vary

Facilitymedian $257 · 10th to 90th $148 to $759Professionalmedian $263 · 10th to 90th $148 to $468
$100$200$500$1K$2Kfacility $257professional $263

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
$114.82
Median
$169.82
Typical High
$4,365.16
Aetna
Setting
Professional
Modifier
None
Typical Low
$93.33
Median
$144.54
Typical High
$208.93
Cigna
Setting
Facility
Modifier
None
Typical Low
$141.25
Median
$162.18
Typical High
$323.59
Cigna
Setting
Professional
Modifier
None
Typical Low
$223.87
Median
$323.59
Typical High
$436.52
Medica
Setting
Facility
Modifier
None
Typical Low
$158.49
Median
$251.19
Typical High
$549.54
Medica
Setting
Professional
Modifier
None
Typical Low
$173.78
Median
$398.11
Typical High
$1,318.26
Midlands
Setting
Professional
Modifier
None
Typical Low
$263.03
Median
$263.03
Typical High
$380.19
Midlands
Setting
Facility
Modifier
None
Typical Low
$141.25
Median
$151.36
Typical High
$190.55
Midlands
Setting
Professional
Modifier
None
Typical Low
$245.47
Median
$257.04
Typical High
$354.81
Sanford Health Plan
Setting
Professional
Modifier
None
Typical Low
$173.78
Median
$239.88
Typical High
$331.13
United
Setting
Facility
Modifier
None
Typical Low
$446.68
Median
$537.03
Typical High
$758.58
United
Setting
Professional
Modifier
None
Typical Low
$138.04
Median
$302.00
Typical High
$467.74
Wellmark
Setting
Professional
Modifier
None
Typical Low
$213.80
Median
$251.19
Typical High
$467.74
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
$46.77
Median
$74.13
Typical High
$87.10
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$18.62
Median
$29.51
Typical High
$35.48
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$70.79
Median
$112.20
Typical High
$131.83
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$14.13
Median
$22.39
Typical High
$26.30
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$9.33
Median
$14.79
Typical High
$17.38

Where South Dakota 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.

South Dakota· 8th of 51

$263

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.