NEVVI Medicare utilization intelligence
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Market snapshot

Nationwide CY2024

Medicare Part B FFS · CY2024 · as published by CMS
36836 Creation of opening between artery and vein in arm with single access to both blood vessels CPT · Vascular procedure
Classification Procedure Vascular A-V Fistula Creation (CMS RBCS)
First observed 2023
National scale 323 services ▲ 5.9% YoY · 319 beneficiaries (CY2024, Medicare FFS)
Medicare paid $1.4M · $4213.09 avg / service, national
CMS descriptor · RBCS classification · Medicare Part B physician/supplier claims, 12-year window
Billing groups
5
Named-group FFS services
149
FFS of Medicare
49%
Services YoY
+5.9%
FFS enrollment -2.2%
Estimated all-Medicare volume FFS + estimated MA estimate
~317 services

149 observed fee-for-service (47%) · ~168 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

Top states — 36836 (CY2024)

Disclosed Medicare fee-for-service services by billing state; open a bar for that state's ranked market.

Named-group submitted charges
$404K
Named-group allowed amount
$143K
Named-group Medicare payments
$114K
Avg charge / svc
$2,713
Avg allowed / svc
$961
Avg payment / svc
$766
Average charge per group
$837 5 groups · avg submitted charge / service $16,928
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Data year: CY2024 CY2023 CY2022 locked column CY2021 locked column CY2020 locked column
Physician groups ranked by 36836 services, highest first, CY2024
# Physician group activate to sort City activate to sort St activate to sort Specialty activate to sort Providers activate to sort 36836 svcs sorted descending — activate to reverse Submitted charges activate to sort Avg charge activate to sort Medicare $ locked column Share* activate to sort Phone
1 RENAL ASSOCIATES, P.A. SAN ANTONIO TX NEPHROLOGY 39 54 $45,198 $837 premium 31.4% (210) 403-7978
2 AMERICAN ACCESS CARE OF JACKSONVILLE LLC JACKSONVILLE FL INTERVENTIONAL RADIOLOGY 3 38 $33,440 $880 premium 42.2% (904) 353-3664
3 SPARTANBURG MEDICAL CENTER SPARTANBURG SC NURSE PRACTITIONER 1070 25 $27,815 $1,113 premium 100.0% (864) 587-3000
4 Q-HEALTH PARTNERS PLLC HOUSTON TX NEPHROLOGY 21 19 $77,789 $4,094 premium 11.0% (713) 520-6875
5 A AND V DOCTORS PLLC EL PASO TX INTERNAL MEDICINE 7 13 $220,064 $16,928 premium 7.6% (915) 307-7800

*Share of the state's disclosed Medicare-FFS services for the primary code, counted once per clinician. "St" is the state the volume was billed from: a group appears in each state where its clinicians bill Medicare, with that state's volume and share ("City" is the group's registered location). Group figures sum clinicians affiliated with exactly one group; clinicians in several groups are listed in each group's drill-down but not volume-attributed to any single group, so shares reflect attributable volume. See Methods.

Comparing against an all-payer estimate?

These are exact counts from Medicare fee-for-service claims — roughly a third to half of most procedure markets, depending on payer mix. Modeled all-payer databases project the remainder statistically; we publish the audited floor and label it as such. Same market, different denominator. How the numbers reconcile →