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Muscle-Relaxing Injections Into One Limb, Extensive

Washington, DC 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 July 2026.

Facilitymedian $2,138 · 10th–90th $186$4,1690%10%10th90th$2,138Professionalmedian $186 · 10th–90th $115$4790%20%10th90th$186$100.0$200.0$500.0$1.0K$2.0K$5.0K

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$186.21
Median
$2,137.96
Typical High
$4,073.80
Aetna
Setting
Professional
Modifier
Global
Typical Low
$114.82
Median
$186.21
Typical High
$323.59
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$123.03
Median
$338.84
Typical High
$2,454.71
Cigna
Setting
Professional
Modifier
Global
Typical Low
$107.15
Median
$186.21
Typical High
$407.38
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$204.17
Median
$263.03
Typical High
$416.87
United
Setting
Facility
Modifier
Global
Typical Low
$741.31
Median
$2,089.30
Typical High
$5,128.61
United
Setting
Professional
Modifier
Global
Typical Low
$109.65
Median
$199.53
Typical High
$380.19