NEVVI Medicare utilization intelligence
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Market snapshot

Nationwide CY2024

Medicare Part B FFS · CY2024 · as published by CMS
88341 Special stained specimen slides to examine tissue, each additional procedure CPT · Anatomic Pathology test
Classification Test Anatomic Pathology Immunohistochemistry (CMS RBCS)
First observed 2015
National scale 7.50M services · est. ▲ 7.4% YoY · 991,412 FFS beneficiaries (CY2024, all-Medicare estimate) — 3.71M observed fee-for-service services
CMS descriptor · RBCS classification · Medicare Part B physician/supplier claims, 12-year window
Data year CY2024 CY2023 CY2022 locked column CY2021 locked column CY2020 locked column
Market overview
Market Brief 88341
The whole of 88341, written up and sourced.

The Brief is a national document for 88341. Its findings page carries one finding per chapter, each opening the chapter that prints its figure and the table behind it — like these, from the United States, CY2024, the market on this page.

  1. 1Size and growth. The national market for 88341 ran ~7,496,577 all-Medicare services (estimated), 3,714,400 observed fee-for-service in CY2024. The market is up 7.4% year over year. 1,096 billing groups and 10,073 clinicians bill it.
  2. 2Payment. Half the field lists between $85 and $178 per service; the median group lists $124. Submitted charges are provider-set list amounts, not payments.
  3. 3Geography. CA, FL, NY and TX lead the state markets — together 34% of state-market volume.
Estimated all-Medicare volume estimate
FFS + estimated MA

~7,496,577 services

3,714,400 observed fee-for-service (50%) · ~3,782,177 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; 2 states without payer-mix data excluded. How we scale
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 $85 and $178

Submitted charges are provider-set list amounts, not payments · median $124 (named groups)
Where the market isobserved FFS services by state · CY2024
ME: 13763MEVT: 6389VTNH: 20754NHWA: 71203WAID: 7646IDMT: 9882MTND: 16385NDMN: 60021MNWI: 69968WIIL: 164641ILMI: 78035MINY: 255343NYMA: 141308MARI: 9181RIOR: 27278ORNV: 16702NVWY: 341WYSD: 8689SDIA: 33923IAIN: 62903INOH: 135114OHPA: 175282PANJ: 104473NJCT: 38374CTCA: 420989CAUT: 18271UTCO: 43406CONE: 29108NEMO: 77275MOKY: 43570KYWV: 14019WVVA: 104029VAMD: 95942MDDE: 19740DEAZ: 130904AZNM: 9973NMKS: 45294KSAR: 58629ARTN: 99182TNNC: 87222NCSC: 52099SCDC: 14342DCOK: 31588OKLA: 39536LAMS: 21814MSAL: 30974ALGA: 82467GAHI: 9939HIAK: 3509AKTX: 248470TXFL: 352075FL
Shaded low→high on observed fee-for-service services billed from each state · the /stats tile grid, at national scope. Shading ranks the states rather than spacing them along the range, so neighboring shades mean adjacent RANKS, not equal gaps — the key names the lowest and highest; each tile carries its own figure.
Which states movedservices per 1,000 FFS beneficiaries · CY2021 → CY2024
CY2021CY2024AK: 23 → 35AL: 69 → 83AR: 114 → 180AZ: 207 → 207CO: 100 → 105CT: 130 → 150DC: 339 → 290DE: 114 → 133GA: 94 → 112HI: 67 → 98IA: 75 → 88ID: 44 → 44IL: 112 → 141IN: 78 → 104KS: 90 → 131KY: 91 → 110LA: 87 → 113MA: 138 → 178MD: 114 → 135ME: 89 → 102MI: 84 → 108MN: 133 → 156MO: 111 → 146MS: 58 → 67MT: 56 → 60NC: 84 → 102ND: 131 → 192NE: 101 → 130NH: 83 → 110NJ: 124 → 121NM: 60 → 51NV: 58 → 70OH: 110 → 144OK: 60 → 77OR: 59 → 76PA: 117 → 152RI: 114 → 122SC: 73 → 87SD: 74 → 78TN: 136 → 165UT: 64 → 100VA: 105 → 119VT: 52 → 65WA: 79 → 110WI: 95 → 144WV: 51 → 78WY: 9 → 4CA: 128 → 149FL: 151 → 183NY: 143 → 166TX: 109 → 138FL 151NY 143CA 128TX 109183 FL166 NY149 CA138 TX
One line per state market, 51 drawn; the 4 leading states by volume are in accent, the rest are context lines. Both columns share one scale, so a slope is real change. A RATE against each state’s own fee-for-service population — assumption-free, and no all-Medicare estimate is used or implied. CY2021 is the left period because CY2020 is the pandemic year and a slope off it would read as growth almost everywhere.

Open a state market: CA · FL · NY · TX · PA · IL · MA · OH · AZ · NJ · VA · TN — the group ranking lives in the Provider groups tab. Territories bill too; the tile grid draws the 50 states and DC.

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

This market’s groups, on one chart1,096 groups · bubble = services
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One mark per physician group, 88341 nationwide 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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