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93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician CPT · Cardiography test
Classification Test Cardiography Electrocardiogram (CMS RBCS)
First observed 2013 — start of our 12-year window; the code predates it
National scale 1.42M services · est. ▼ 0.2% YoY · 701,885 FFS beneficiaries (CY2024, all-Medicare estimate) — 705,617 observed fee-for-service services
CMS descriptor · RBCS classification · Medicare Part B physician/supplier claims, 12-year window · National figures — the SC market is below
Data year CY2024 CY2023 CY2022 locked column CY2021 locked column CY2020 locked column
Market overview
Market Brief 93016
The whole of 93016, written up and sourced.

The Brief is a national document for 93016. Its findings page carries one finding per chapter, each opening the chapter that prints its figure and the table behind it — like these, from South Carolina, CY2024, the market on this page.

  1. 1Size and growth. 24 billing groups and 170 clinicians billed 93016 in South Carolina in CY2024 — ~20,452 all-Medicare services (estimated), 11,177 observed fee-for-service. The market is up 17.2% year over year.
  2. 2Payment. Half the field lists between $52 and $114 per service; the median group lists $70. Submitted charges are provider-set list amounts, not payments.
  3. 3State benchmarks. South Carolina is the #19 state market of 51 for 93016, and its volume moved +36.2% over five years.
Estimated all-Medicare volume estimate
FFS + estimated MA

~26,623 services

14,549 observed fee-for-service (55%) · ~12,074 estimated Medicare Advantage.

Scaled from the observed floor by each state’s fee-for-service share (FFS share as of 2024) — scaled estimate — assumes MA utilization mirrors FFS; not an observation. How we scale
National benchmarks

South Carolina ranks #19 of the 51 state markets by est. all-Medicare services for this code — 24.4 services per 1,000 Part B FFS beneficiaries in CY2024.

536 svc (lowest) median 19,424 89,556 (highest)

Each tick is one state market's est. all-Medicare services (scaled estimate) for this code, CY2024, on a value axis — the 50 states and DC; overseas territories are excluded. Rank counts from the highest (#19 of 51 ≈ the 65th percentile). Where each group on this page sits nationally within its specialty renders on its drill-down.

Market position
volume →

South Carolina is a mid-volume, growing market for this code — #5 of 51 state markets by 5-year growth, #19 of 51 by est. all-Medicare services.

5-yr change +36.2% CAGR (avg. yearly growth) +2.6%/yr volume #19 of 51 growth #5 of 51
Volume bands are terciles among all state markets for this search, CY2020–CY2024; growth bands are this market's own 5-year change (±2%). CAGR excludes 2020 and the introduction year.
Average charge
per service, submitted list amounts — not payments · named-group basis, observed FFS
Average payment
per service, Medicare paid amounts — not charges · all disclosed claims, observed FFS basis
Charge-to-payment ratio
average list price vs average Medicare payment per service · named-group basis
What they charge

Half the field lists between $52 and $114

Submitted charges are provider-set list amounts, not payments · median $70 (named groups)
Every group, one dot24 billing groups · median $70

The same field as one dot per billing group: where the cluster sits, and how far the tail reaches

$0$125$250average submitted charge per service, per billing groupmedian $70
One dot per billing group, 93016 in SC CY2024 — average submitted charge per service, provider-set list amounts, not payments. The axis caps near the 95th percentile so the cluster is legible; groups beyond it draw at the cap in accent and are counted on the chart.

Greenville is South Carolina's largest named-group market for this service — drawn to scale

Where the market isbubble = services
Greenville: 2,059 services · 1 groups · median list charge $97Charleston: 1,816 services · 4 groups · median list charge $141Columbia: 1,557 services · 5 groups · median list charge $119West Columbia: 1,302 services · 1 groups · median list charge $117Myrtle Beach: 1,016 services · 1 groups · median list charge $69Anderson: 921 services · 1 groups · median list charge $58Conway: 636 services · 1 groups · median list charge $45Beaufort: 340 services · 1 groups · median list charge $66Seneca: 169 services · 1 groups · median list charge $97Florence: 168 services · 2 groups · median list charge $155Spartanburg: 160 services · 1 groups · median list charge $144Lexington: 139 services · 2 groups · median list charge $162North Charleston: 137 services · 2 groups · median list charge $60Orangeburg: 123 services · 1 groups · median list charge $207Mullins: 109 services · 2 groups · median list charge $155Ladson: 104 services · 1 groups · median list charge $112Laurens: 65 services · 1 groups · median list charge $97Loris: 56 services · 1 groups · median list charge $48Pawleys Island: 47 services · 1 groups · median list charge $38Rock Hill: 27 services · 1 groups · median list charge $79Lancaster: 25 services · 1 groups · median list charge $48Mount Pleasant: 23 services · 1 groups · median list charge $89Newberry: 14 services · 1 groups · median list charge $69GreenvilleCharlestonColumbiaWest ColumbiaMyrtle BeachAndersonConwayBeaufortSenecaFlorenceSpartanburgLexingtonNorth Charleston
23 of the top 25 billing cities mapped (98.5% of their named-group volume).
Leading city marketsthe map, as a list
1Greenville 2,059 $97
1 group · median list charge
2Charleston 1,816 $141
4 groups · median list charge
3Columbia 1,557 $119
5 groups · median list charge
4West Columbia 1,302 $117
1 group · median list charge
5Myrtle Beach 1,016 $69
1 group · median list charge
6Anderson 921 $58
1 group · median list charge
7Conway 636 $45
1 group · median list charge
8Beaufort 340 $66
1 group · median list charge
9Seneca 169 $97
1 group · median list charge
10Florence 168 $155
2 groups · median list charge
11Spartanburg 160 $144
1 group · median list charge
City grain — the group ranking lives below. 11 cities listed.

Every group in this market, placed by list charge against volume

This market’s groups, on one chart24 groups · bubble = services
1001,000One billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing groupOne billing group$50$125$250$375$500+Average submitted charge per service — list amounts, not paymentsServices per group — 93016, CY2024
One mark per physician group, 93016 in SC CY2024 — marks are unnamed here: a mark’s position is its average list charge, and that figure is part of the platform. Submitted charges are provider-set list amounts, not payments.

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