93225 — Electrocardiogram (ecg) 2-day continuous
18,323 observed fee-for-service (48%) · ~19,796 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
Disclosed Medicare fee-for-service services by billing state; open a bar for that state's ranked market. Average submitted charge / service by billing state, among the highest-volume states; open a bar for that state's ranked market.
- Market position — where this market sits on volume and growth among all state markets, and its rank.
- Worth a look — every state market for this search, ranked by a published score: size, growth, fragmentation, below-expected volume.
- Lookalike opportunities — groups billing below what peers of the same specialty, size, and state predict, with the expected figure shown.
- National benchmarks — where each group's volume sits nationally and within its specialty.
- Market structure — how concentrated this market is, and who owns the volume.
- Medicare-wide scaling — the exact payer split, and this market total scaled to all of Medicare, labeled as an estimate.
Nevvi's market analytics platform — code baskets, market structure and share, the twelve-year trend layer — is built and not launched yet. We're gathering interest in it.
Notify me at launch →| # | Physician group | City | St | Specialty | Providers | 93225 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ECONFINA CARDIOLOGY GROUP PA | PANAMA CITY | FL | NURSE PRACTITIONER | 17 | 717 | $43,020 | $60 | premium | 21.3% | (850) 769-0329 |
| 2 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 605 | $41,140 | $68 | premium | 98.1% | (502) 928-1050 |
| 3 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 521 | $54,705 | $105 | premium | 30.4% | — |
| 4 | VANDERBILT UNIVERSITY MEDICAL CENTER | NASHVILLE | TN | NURSE PRACTITIONER | 3394 | 519 | $52,419 | $101 | premium | 51.7% | (615) 322-5000 |
| 5 | HARTFORD HEALTHCARE MEDICAL GROUP SPECIALISTS PLLC | STORRS | CT | PHYSICIAN ASSISTANT | 1493 | 496 | $51,425 | $104 | premium | 81.2% | (860) 724-2579 |
| 6 | PIEDMONT CARDIOLOGY OF ATLANTA, LLC | ATLANTA | GA | PHYSICIAN ASSISTANT | 477 | 430 | $59,340 | $138 | premium | 31.5% | (404) 605-5000 |
| 7 | PACIFIC CENTRAL COAST HEALTH CENTERS | SANTA MARIA | CA | PHYSICIAN ASSISTANT | 249 | 380 | $24,980 | $66 | premium | 14.5% | (805) 349-8514 |
| 8 | UNIVERSITY PRIMARY CARE PRACTICES INC | CONNEAUT | OH | FAMILY PRACTICE | 1067 | 376 | $35,720 | $95 | premium | 30.5% | — |
| 9 | MEDICAL AFFILIATES OF CAPE COD INC | HYANNIS | MA | NURSE PRACTITIONER | 236 | 334 | $26,095 | $78 | premium | 24.0% | (508) 771-1800 |
| 10 | FLORIDA HEART ASSOCIATES PL | FORT MYERS | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 27 | 332 | $24,568 | $74 | premium | 9.9% | (239) 938-2000 |
| 11 | CARDIOLOGY ASSOCIATES OF MOBILE INC | MOBILE | AL | PHYSICIAN ASSISTANT | 52 | 319 | $19,459 | $61 | premium | 47.9% | (251) 460-0078 |
| 12 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 304 | $29,792 | $98 | premium | 63.1% | — |
| 13 | ST VINCENT'S AMBULATORY CARE INC | JACKSONVILLE | FL | NURSE PRACTITIONER | 294 | 289 | $22,542 | $78 | premium | 8.6% | (904) 308-6900 |
| 14 | LIFESPAN PHYSICIAN GROUP OF MASSACHUSETTS INC | DARTMOUTH | MA | PHYSICIAN ASSISTANT | 434 | 284 | $34,080 | $120 | premium | 20.4% | (508) 996-3991 |
| 15 | OHIOHEALTH CORPORATION | COLUMBUS | OH | PHYSICIAN ASSISTANT | 2282 | 276 | $15,338 | $56 | premium | 22.4% | — |
| 16 | ST VINCENT MEDICAL GROUP INC | INDIANAPOLIS | IN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 718 | 262 | $41,396 | $158 | premium | 45.4% | (317) 338-2345 |
| 17 | OPTUM MEDICAL CARE PC | MOUNT KISCO | NY | INTERNAL MEDICINE | 1040 | 255 | $8,585 | $34 | premium | 6.8% | (914) 241-1050 |
| 18 | IMPERIAL VALLEY FAMILY CARE MEDICAL GROUP A P C | EL CENTRO | CA | FAMILY PRACTICE | 23 | 241 | $16,870 | $70 | premium | 9.2% | (760) 353-6363 |
| 19 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 235 | $23,384 | $100 | premium | 17.2% | (404) 778-7525 |
| 20 | SECKLER HEART CENTER PA | BOCA RATON | FL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 2 | 234 | $9,123 | $39 | premium | 7.0% | (561) 338-9992 |
| 21 | ORLANDO HEALTH MEDICAL GROUP INC | ORLANDO | FL | PHYSICIAN ASSISTANT | 2145 | 230 | $12,190 | $53 | premium | 6.8% | (407) 896-1100 |
| 22 | ARIA HEALTH PHYSICIAN SERVICES | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 489 | 219 | $32,850 | $150 | premium | 14.3% | (215) 890-3030 |
| 23 | THE IOWA CLINIC PC | WEST DES MOINES | IA | PHYSICIAN ASSISTANT | 302 | 217 | $40,362 | $186 | premium | 81.6% | (515) 343-1000 |
| 24 | CROUSE MEDICAL PRACTICE PLLC | SYRACUSE | NY | PHYSICIAN ASSISTANT | 187 | 215 | $12,021 | $56 | premium | 5.8% | — |
| 25 | WASHINGTON REGIONAL MEDICAL SYSTEM | FAYETTEVILLE | AR | NURSE PRACTITIONER | 241 | 214 | $21,614 | $101 | premium | 38.1% | (479) 571-4338 |
| 26 | NORTHEAST ARKANSAS CLINIC CHARITABLE FOUNDATION, INC. | JONESBORO | AR | NURSE PRACTITIONER | 301 | 214 | $20,116 | $94 | premium | 38.1% | (870) 936-8000 |
| 27 | PROVIDENCE HEALTH AND SERVICES WASHINGTON | SPOKANE | WA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 56 | 210 | $11,970 | $57 | premium | 40.1% | (509) 455-8820 |
| 28 | ALLINA HEALTH SYSTEM | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 3855 | 188 | $13,216 | $70 | premium | 55.6% | (612) 863-4000 |
| 29 | CEDARS HEART CLINIC, LLC | CASA GRADE | AZ | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 9 | 182 | $9,282 | $51 | premium | 25.6% | (520) 836-6661 |
| 30 | WK PIERREMONT CARDIOLOGY | SHREVEPORT | LA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 25 | 178 | $16,020 | $90 | premium | 51.1% | (318) 212-3858 |
| 31 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 175 | $16,800 | $96 | premium | 11.4% | — |
| 32 | CARDIOLOGY ASSOC OF PORT HURON | PORT HURON | MI | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 10 | 174 | $8,700 | $50 | premium | 31.1% | (810) 985-9681 |
| 33 | ST. PETER'S HEALTH PARTNERS MEDICAL ASSOCIATES, P.C. | ALBANY | NY | PHYSICIAN ASSISTANT | 480 | 169 | $11,771 | $70 | premium | 4.5% | (518) 525-1852 |
| 34 | SOUTHCOAST PHYSICIANS GROUP INC | FALL RIVER | MA | NURSE PRACTITIONER | 868 | 167 | $14,011 | $84 | premium | 12.0% | (508) 973-5919 |
| 35 | OKALOOSA CARDIOLOGY PA | CRESTVIEW | FL | NURSE PRACTITIONER | 11 | 157 | $11,460 | $73 | premium | 4.7% | (850) 682-7212 |
| 36 | NAPLES INTERVENTIONAL CARDIAC ELECTROPHYSIOLOGY, LLC | NAPLES | FL | INTERVENTIONAL CARDIOLOGY | 2 | 149 | $5,384 | $36 | premium | 4.4% | (239) 643-9977 |
| 37 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SACRAMENTO | CA | FAMILY PRACTICE | 561 | 148 | $23,088 | $156 | premium | 5.6% | (916) 734-7777 |
| 38 | GENERAL PHYSICIAN PC | BUFFALO | NY | PHYSICIAN ASSISTANT | 462 | 145 | $7,250 | $50 | premium | 3.9% | (716) 884-3000 |
| 39 | TALLAHASSEE MEMORIAL HEALTHCARE INC | TALLAHASSEE | FL | PHYSICIAN ASSISTANT | 468 | 142 | $6,390 | $45 | premium | 4.2% | — |
| 40 | YAVAPAI REGIONAL MEDICAL CENTER PHYSICIAN CARE LLC | PRESCOTT | AZ | NURSE PRACTITIONER | 120 | 142 | $5,430 | $38 | premium | 20.0% | (928) 771-3704 |
| 41 | ST VINCENT'S AMBULATORY CARE INC | JACKSONVILLE | GA | NURSE PRACTITIONER | 294 | 137 | $10,686 | $78 | premium | 10.1% | (904) 308-6900 |
| 42 | ROBERT WOOD JOHNSON PHYSICIAN ENTERPRISE | SOMERSET | NJ | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 62 | 125 | $15,875 | $127 | premium | 12.9% | (732) 369-5994 |
| 43 | SOUTHCOAST PHYSICIANS GROUP INC | FALL RIVER | RI | NURSE PRACTITIONER | 868 | 125 | $10,471 | $84 | premium | 75.3% | (508) 973-5919 |
| 44 | GUTHRIE MEDICAL GROUP PC | SAYRE | NY | PHYSICIAN ASSISTANT | 804 | 124 | $25,300 | $204 | premium | 3.3% | (570) 888-5858 |
| 45 | MERCY HEALTH PHYSICIANS SPRINGFIELD SPECIALTY CARE LLC | SPRINGFIELD | OH | NURSE PRACTITIONER | 133 | 122 | $7,808 | $64 | premium | 9.9% | (937) 523-4147 |
| 46 | PARKVIEW HEALTH SYSTEM INC | FORT WAYNE | IN | NURSE PRACTITIONER | 1310 | 121 | $19,360 | $160 | premium | 21.0% | (260) 425-5900 |
| 47 | UVA COMMUNITY HEALTH MEDICAL GROUP LLC | MANASSAS | VA | NURSE PRACTITIONER | 345 | 117 | $11,996 | $103 | premium | 20.9% | (703) 396-5292 |
| 48 | BARNABAS HEALTH MEDICAL GROUP, PC | NEWARK | NJ | PSYCHIATRY | 254 | 112 | $9,520 | $85 | premium | 11.5% | (973) 926-7814 |
| 49 | NORTHSIDE CARDIOVASCULAR PROFESSIONAL SERVICES, LLC | ATLANTA | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 144 | 109 | $6,104 | $56 | premium | 8.0% | (404) 851-8000 |
| 50 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 108 | $9,471 | $88 | premium | 4.1% | (858) 455-9100 |
| 51 | BARNABAS HEALTH MEDICAL GROUP PC | LIVINGSTON | NJ | NURSE PRACTITIONER | 990 | 107 | $13,589 | $127 | premium | 11.0% | — |
| 52 | HACKENSACK MERIDIAN HEALTH MEDICAL GROUP - SPECIALTY CARE PC | NEPTUNE | NJ | NURSE PRACTITIONER | 1878 | 106 | $6,960 | $66 | premium | 10.9% | (732) 362-3663 |
| 53 | TEMECULA VALLEY CARDIOLOGY MEDICAL GROUP INC | MURRIETA | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 7 | 100 | $7,200 | $72 | premium | 3.8% | (951) 698-4600 |
| 54 | CAPE FEAR CARDIOLOGY ASSOCIATES PA | FAYETTEVILLE | NC | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 10 | 99 | $14,058 | $142 | premium | 9.0% | (910) 485-6470 |
| 55 | JACKSON CLINIC PA | JACKSON | TN | NURSE PRACTITIONER | 183 | 97 | $12,125 | $125 | premium | 9.7% | (731) 422-0213 |
| 56 | CAYUGA MEDICAL ASSOCIATES PC | ITHACA | NY | PHYSICIAN ASSISTANT | 292 | 95 | $14,250 | $150 | premium | 2.5% | (607) 269-0100 |
| 57 | KETTERING INDEPENDENT MEDICAL GROUP INC | KETTERING | IL | NURSE PRACTITIONER | 691 | 94 | $5,264 | $56 | premium | 9.7% | (937) 395-8646 |
| 58 | CARDIOLOGY SPECIALISTS OF ACADIANA, LLC | LAFAYETTE | LA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 91 | $9,100 | $100 | premium | 26.1% | 3372699777139 |
| 59 | PROMEDICA NORTHWEST OHIO CARDIOLOGY CONSULTANTS LLC | TOLEDO | OH | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 79 | 90 | $6,660 | $74 | premium | 7.3% | (419) 842-3000 |
| 60 | REID PHYSICIAN ASSOCIATES INC | RICHMOND | OH | NURSE PRACTITIONER | 392 | 87 | $17,922 | $206 | premium | 7.1% | (765) 962-8551 |
| 61 | STATESBORO CARDIOLOGY, PC | STATESBORO | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 8 | 81 | $9,963 | $123 | premium | 5.9% | (912) 489-6246 |
| 62 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 81 | $23,004 | $284 | premium | 8.3% | — |
| 63 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 78 | $9,360 | $120 | premium | 2.1% | (212) 241-4812 |
| 64 | JOHNS HOPKINS UNIVERSITY | BALTIMORE | MD | NURSE PRACTITIONER | 2900 | 75 | $10,275 | $137 | premium | 37.9% | (410) 502-4340 |
| 65 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | MINEOLA | NY | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 18 | 74 | $8,880 | $120 | premium | 2.0% | (516) 877-0977 |
| 66 | HEART ONE ASSOCIATES LLC | PHOENIX | AZ | INTERVENTIONAL CARDIOLOGY | 21 | 74 | $3,459 | $47 | premium | 10.4% | (602) 584-5444 |
| 67 | WAKEMED SPECIALISTS GROUP LLC | RALEIGH | NC | PHYSICIAN ASSISTANT | 860 | 72 | $10,152 | $141 | premium | 6.5% | (919) 350-7270 |
| 68 | TEXAS HEALTH PHYSICIANS GROUP | FORT WORTH | TX | PHYSICIAN ASSISTANT | 1350 | 71 | $8,520 | $120 | premium | 4.1% | (817) 281-2977 |
| 69 | MERCY CLINIC FORT SMITH COMMUNITIES | FORT SMITH | AR | NURSE PRACTITIONER | 349 | 68 | $4,352 | $64 | premium | 12.1% | (479) 314-5175 |
| 70 | PHYSICIAN GROUPS LC | SAINT LOUIS | MO | NURSE PRACTITIONER | 516 | 67 | $4,556 | $68 | premium | 18.5% | (314) 273-0195 |
| 71 | KINGMAN HEALTHCARE INC | KINGMAN | AZ | DIAGNOSTIC RADIOLOGY | 178 | 66 | $7,128 | $108 | premium | 9.3% | (928) 263-4722 |
| 72 | CARILION HEALTHCARE CORPORATION | ROANOKE | VA | PHYSICIAN ASSISTANT | 545 | 64 | $7,576 | $118 | premium | 11.4% | (703) 562-2110 |
| 73 | KETTERING INDEPENDENT MEDICAL GROUP INC | KETTERING | OH | NURSE PRACTITIONER | 691 | 63 | $3,528 | $56 | premium | 5.1% | (937) 395-8646 |
| 74 | MOHAWK VALLEY CARDIOLOGY PC | UTICA | NY | NURSE PRACTITIONER | 6 | 61 | $3,296 | $54 | premium | 1.6% | (315) 801-7145 |
| 75 | HONORHEALTH AMBULATORY | SCOTTSDALE | AZ | PHYSICIAN ASSISTANT | 601 | 59 | $3,026 | $51 | premium | 8.3% | — |
| 76 | LOS ALAMITOS INTERNAL MEDICAL GROUP INC | LOS ALAMITOS | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 8 | 58 | $3,968 | $68 | premium | 2.2% | (562) 430-7533 |
| 77 | VALLEY PHYSICIAN SERVICES PC | HOBOKEN | NJ | NURSE PRACTITIONER | 606 | 58 | $5,800 | $100 | premium | 6.0% | (800) 825-5391 |
| 78 | ST. JOSEPH'S CARDIOLOGY GROUP LLC | SAVANNAH | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 58 | $4,200 | $72 | premium | 4.3% | (912) 927-3434 |
| 79 | CALIFORNIA HEART ASSOCIATES | FOUNTAIN VALLEY | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 13 | 55 | $6,050 | $110 | premium | 2.1% | (714) 546-2238 |
| 80 | CHARLESTON AREA MEDICAL CENTER INC | CHARLESTON | WV | NURSE PRACTITIONER | 970 | 55 | $18,535 | $337 | premium | 100.0% | (304) 388-5432 |
| 81 | HEART CARE SPECIALISTS LLC | SAINT LOUIS | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 16 | 54 | $2,106 | $39 | premium | 14.9% | (314) 729-0088 |
| 82 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 53 | $3,127 | $59 | premium | 2.0% | (714) 871-3006 |
| 83 | GARNET HEALTH DOCTORS PC | MIDDLETOWN | NY | HOSPITALIST | 170 | 52 | $2,652 | $51 | premium | 1.4% | (845) 333-7575 |
| 84 | STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION | STONY BROOK | NY | HOSPITALIST | 414 | 51 | $12,750 | $250 | premium | 1.4% | (631) 444-1560 |
| 85 | R STEFAN KIESZ MD PA | SAN ANTONIO | TX | INTERVENTIONAL CARDIOLOGY | 3 | 51 | $2,739 | $54 | premium | 3.0% | (210) 272-0098 |
| 86 | ST DAVIDS HEART AND VASCULAR PLLC | AUSTIN | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 199 | 50 | $4,360 | $87 | premium | 2.9% | (512) 899-2028 |
| 87 | MEDICAL AFFILIATES OF CAPE COD INC | HYANNIS | CT | NURSE PRACTITIONER | 236 | 48 | $3,750 | $78 | premium | 7.9% | (508) 771-1800 |
| 88 | IAN PURCELL, MD, APC | SAN DIEGO | CA | NEUROLOGY | 4 | 47 | $2,115 | $45 | premium | 1.8% | (858) 223-2172 |
| 89 | CARIENT HEART AND VASCULAR, LLC | MANASSAS | VA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 26 | 47 | $3,995 | $85 | premium | 8.4% | 57158117712611 |
| 90 | PACMED CLINICS | SEATTLE | WA | INTERNAL MEDICINE | 212 | 47 | $4,183 | $89 | premium | 9.0% | (206) 517-6700 |
| 91 | HEALTH CARE AUTHORITY FOR BAPTIST HEALTH, AN AFFILIATE OF UABHS | MONTGOMERY | AL | NURSE PRACTITIONER | 259 | 45 | $9,061 | $201 | premium | 6.8% | (334) 747-8970 |
| 92 | PRISMA HEALTH MEDICAL GROUP-MIDLANDS | COLUMBIA | SC | PHYSICIAN ASSISTANT | 1017 | 45 | $4,410 | $98 | premium | 9.3% | (803) 749-5101 |
| 93 | OSU INTERNAL MEDICINE LLC | COLUMBUS | OH | NURSE PRACTITIONER | 1155 | 45 | $3,825 | $85 | premium | 3.7% | (614) 293-8000 |
| 94 | UNIVERSITY OF MIAMI | MIAMI | FL | NURSE PRACTITIONER | 2331 | 45 | $8,100 | $180 | premium | 1.3% | (305) 689-5437 |
| 95 | MERCY CLINIC HEART AND VASCULAR LLC | SAINT LOUIS | MO | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 112 | 43 | $3,870 | $90 | premium | 11.9% | (314) 842-0602 |
| 96 | NEWPORT HEART MEDICAL GROUP INC | NEWPORT BEACH | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 9 | 43 | $3,794 | $88 | premium | 1.6% | (949) 548-9611 |
| 97 | MCV ASSOCIATED PHYSICIANS | RICHMOND | VA | NURSE PRACTITIONER | 1791 | 43 | $7,009 | $163 | premium | 7.7% | (804) 828-9000 |
| 98 | REBELLO MEDICAL ASSOCIATES MD PL | DELRAY BEACH | FL | INTERNAL MEDICINE | 3 | 43 | $1,075 | $25 | premium | 1.3% | (561) 637-8383 |
| 99 | UNIVERSITY HEALTH SYSTEM, INC. | KNOXVILLE | TN | NURSE PRACTITIONER | 561 | 42 | $4,242 | $101 | premium | 4.2% | (865) 305-6333 |
| 100 | PRIMECARE PL | SAINT AUGUSTINE | FL | NURSE PRACTITIONER | 5 | 42 | $1,470 | $35 | premium | 1.2% | (904) 827-0078 |
Showing the top 100 of 215 groups — the full ranking is part of the market analytics platform — built, not launched yet. Notify me at launch →
*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 →