72195 — Mri scan of pelvis without contrast
17,070 observed fee-for-service (50%) · ~17,266 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; 1 state without payer-mix data excluded. 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 | 72195 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | UNIVERSITY OF ARKANSAS FOR MEDICAL SCIENCES | LITTLE ROCK | AR | NURSE PRACTITIONER | 1241 | 952 | $179,938 | $189 | premium | 69.0% | (501) 686-8000 |
| 2 | ZWANGER AND PESIRI RADIOLOGY GROUP LLP | LINDENHURST | NY | DIAGNOSTIC RADIOLOGY | 91 | 741 | $747,587 | $1,009 | premium | 10.5% | (631) 225-7200 |
| 3 | MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC | BOSTON | MA | DIAGNOSTIC RADIOLOGY | 3532 | 389 | $453,585 | $1,166 | premium | 29.4% | (617) 724-0287 |
| 4 | MAYO CLINIC | ROCHESTER | MN | NURSE PRACTITIONER | 4896 | 380 | $972,485 | $2,559 | premium | 38.6% | (507) 284-2511 |
| 5 | ADVANCED UROLOGY INSTITUTE LLC | INVERNESS | FL | UROLOGY | 147 | 358 | $114,729 | $320 | premium | 6.1% | (352) 726-9707 |
| 6 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 305 | $250,463 | $821 | premium | 19.5% | (800) 603-0558 |
| 7 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 301 | $530,071 | $1,761 | premium | 4.3% | (212) 263-9700 |
| 8 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 287 | $578,930 | $2,017 | premium | 4.3% | (415) 600-1020 |
| 9 | ADVANCED RADIOLOGY P A | BALTIMORE | MD | DIAGNOSTIC RADIOLOGY | 161 | 265 | $327,406 | $1,235 | premium | 18.3% | (888) 972-9700 |
| 10 | IHS RADIOLOGY MEDICAL GROUP INC | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 68 | 254 | $409,448 | $1,612 | premium | 3.8% | (619) 295-9729 |
| 11 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | FL | DIAGNOSTIC RADIOLOGY | 52 | 250 | $235,890 | $944 | premium | 4.3% | (239) 936-2316 |
| 12 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 228 | $143,856 | $631 | premium | 3.4% | (650) 723-4000 |
| 13 | COMMONWEALTH RADIOLOGY PC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 49 | 227 | $41,995 | $185 | premium | 13.2% | (804) 288-8327 |
| 14 | SDMI, LLC | LAS VEGAS | NV | DIAGNOSTIC RADIOLOGY | 36 | 224 | $268,783 | $1,200 | premium | 61.4% | (702) 732-6000 |
| 15 | PARTNERS IMAGING CENTER OF SARASOTA LLC | SARASOTA | FL | DIAGNOSTIC RADIOLOGY | 13 | 203 | $141,369 | $696 | premium | 3.5% | (941) 951-2100 |
| 16 | PHYSICIANS REFERRAL SERVICE | HOUSTON | TX | NURSE PRACTITIONER | 2696 | 199 | $160,349 | $806 | premium | 5.1% | (713) 592-5433 |
| 17 | SMI IMAGING LLC | PHOENIX | AZ | DIAGNOSTIC RADIOLOGY | 364 | 185 | $283,670 | $1,533 | premium | 11.8% | (480) 753-6161 |
| 18 | OLYMPIC MEDICAL IMAGING CONSULTANTS, PLLC | SILVERDALE | WA | DIAGNOSTIC RADIOLOGY | 17 | 158 | $28,282 | $179 | premium | 16.5% | (360) 337-6500 |
| 19 | MSKCC RADIOLOGY GROUP | NEW YORK | CA | DIAGNOSTIC RADIOLOGY | 199 | 158 | $61,620 | $390 | premium | 2.4% | (646) 888-5300 |
| 20 | APEX SPINE INSTITUTE | RICHLAND | WA | PHYSICIAN ASSISTANT | 9 | 151 | $282,545 | $1,871 | premium | 15.7% | (509) 606-5040 |
| 21 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 145 | $229,619 | $1,584 | premium | 2.2% | (916) 681-8852 |
| 22 | DIGNITY HEALTH MEDICAL FOUNDATION | FOLSOM | CA | DIAGNOSTIC RADIOLOGY | 1197 | 143 | $157,320 | $1,100 | premium | 2.2% | (916) 983-7476 |
| 23 | TRIAD RADIOLOGY ASSOCIATES PLLC | WINSTON SALEM | NC | DIAGNOSTIC RADIOLOGY | 78 | 139 | $30,302 | $218 | premium | 13.9% | (336) 718-7800 |
| 24 | ERIK C SPAYDE MD INC | THOUSAND OAKS | CA | PHYSICIAN ASSISTANT | 4 | 134 | $296,271 | $2,211 | premium | 2.0% | 8053792322119 |
| 25 | CLEVELAND CLINIC FLORIDA | WESTON | FL | NURSE PRACTITIONER | 720 | 134 | $139,862 | $1,044 | premium | 2.3% | (954) 659-5000 |
| 26 | NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC | SMITHTOWN | NY | NURSE PRACTITIONER | 462 | 122 | $119,546 | $980 | premium | 1.7% | (631) 751-3000 |
| 27 | MEDICAL SCANNING CONSULTANTS PA | ST LOUIS PARK | MN | DIAGNOSTIC RADIOLOGY | 81 | 112 | $227,614 | $2,032 | premium | 11.4% | (952) 541-1840 |
| 28 | HARVARD MEDICAL FACULTY PHYS AT BETH ISRAEL DEACONESS MED CTR INC | BOSTON | MA | INTERNAL MEDICINE | 1689 | 111 | $30,969 | $279 | premium | 8.4% | (781) 983-9088 |
| 29 | KANSAS UNIVERSITY PHYSICIANS INC | KANSAS CITY | KS | NURSE PRACTITIONER | 1815 | 110 | $43,067 | $392 | premium | 24.8% | (913) 588-1227 |
| 30 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 109 | $23,390 | $215 | premium | 11.4% | (206) 364-0500 |
| 31 | ARKANSAS HEALTH GROUP | LITTLE ROCK | AR | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 666 | 108 | $28,153 | $261 | premium | 7.8% | (501) 202-2093 |
| 32 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 106 | $25,228 | $238 | premium | 6.6% | — |
| 33 | SOUTHERN DELAWARE IMAGING ASSOC | LEWES | DE | DIAGNOSTIC RADIOLOGY | 40 | 104 | $23,712 | $228 | premium | 24.1% | (302) 645-3636 |
| 34 | ASSOCIATION OF UNIVERSITY RADIOLOGISTS, PC | KNOXVILLE | TN | DIAGNOSTIC RADIOLOGY | 35 | 103 | $27,089 | $263 | premium | 11.2% | (865) 305-9661 |
| 35 | DARTMOUTH-HITCHCOCK CLINIC | LEBANON | NH | PHYSICIAN ASSISTANT | 1441 | 99 | $135,242 | $1,366 | premium | 42.5% | (603) 650-5000 |
| 36 | MAYO CLINIC JACKSONVILLE | JACKSONVILLE | FL | NURSE PRACTITIONER | 1587 | 96 | $318,780 | $3,321 | premium | 1.6% | (904) 953-2000 |
| 37 | MONTEFIORE MEDICAL CENTER | BRONX | FL | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 2796 | 96 | $156,720 | $1,632 | premium | 1.6% | (866) 633-8255 |
| 38 | EAST RIVER MEDICAL IMAGING PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 10 | 95 | $180,500 | $1,900 | premium | 1.3% | (212) 288-7615 |
| 39 | ACKERMAN CANCER CENTER PA | JACKSONVILLE | FL | RADIATION ONCOLOGY | 10 | 94 | $83,566 | $889 | premium | 1.6% | (904) 260-3022 |
| 40 | CALIFORNIA MANAGED IMAGING MEDICAL GROUP INC | SANTA BARBARA | CA | DIAGNOSTIC RADIOLOGY | 64 | 93 | $176,673 | $1,900 | premium | 1.4% | (800) 841-4236 |
| 41 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 93 | $23,157 | $249 | premium | 5.0% | — |
| 42 | REVERE HEALTH PC | PROVO | UT | PHYSICIAN ASSISTANT | 410 | 90 | $84,510 | $939 | premium | 32.5% | — |
| 43 | MANKATO CLINIC LTD | MANKATO | MN | PHYSICIAN ASSISTANT | 246 | 88 | $87,072 | $989 | premium | 8.9% | (507) 389-8509 |
| 44 | DIAGNOSTIC OUTPATIENT IMAGING PARTNERSHIP LTD | EL PASO | TX | DIAGNOSTIC RADIOLOGY | 12 | 86 | $82,068 | $954 | premium | 2.2% | (915) 881-1900 |
| 45 | RADIOLOGY LTD LLC | TUCSON | AZ | DIAGNOSTIC RADIOLOGY | 102 | 85 | $119,508 | $1,406 | premium | 5.4% | (520) 290-4842 |
| 46 | COMMUNITY RADIOLOGY ASSOCIATES INC | FREDERICK | MD | DIAGNOSTIC RADIOLOGY | 62 | 78 | $79,788 | $1,023 | premium | 5.4% | (888) 601-0943 |
| 47 | SPECTRUM IMAGING SC | CHICAGO | IL | DIAGNOSTIC RADIOLOGY | 37 | 78 | $23,968 | $307 | premium | 4.8% | (800) 695-8191 |
| 48 | WEST COUNTY RADIOLOGICAL GROUP INC | SAINT LOUIS | MO | DIAGNOSTIC RADIOLOGY | 104 | 76 | $22,800 | $300 | premium | 6.8% | (314) 941-5600 |
| 49 | MEMORIAL MRI AND DIAGNOSTIC LLC | HOUSTON | CO | DIAGNOSTIC RADIOLOGY | 71 | 76 | $78,356 | $1,031 | premium | 8.4% | (713) 461-3399 |
| 50 | DELAWARE RADIOLOGY ASSOCIATES PA | NEWARK | DE | DIAGNOSTIC RADIOLOGY | 56 | 75 | $82,205 | $1,096 | premium | 17.4% | (302) 737-5990 |
| 51 | RADIOLOGY ASSOCIATES LLC | OKLAHOMA CITY | OK | DIAGNOSTIC RADIOLOGY | 19 | 73 | $18,615 | $255 | premium | 16.5% | (405) 949-3011 |
| 52 | LAKE MEDICAL IMAGING AND BREAST CENTER AT THE VILLAGES LLC | LEESBURG | FL | DIAGNOSTIC RADIOLOGY | 22 | 73 | $51,100 | $700 | premium | 1.3% | (352) 787-5858 |
| 53 | DIAGNOSTIC IMAGING CENTERS PA | KANSAS CITY | MO | DIAGNOSTIC RADIOLOGY | 28 | 72 | $58,212 | $808 | premium | 6.4% | (816) 444-9989 |
| 54 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 70 | $74,220 | $1,060 | premium | 1.1% | (858) 455-9100 |
| 55 | IHC HEALTH SERVICES INC | MURRAY | UT | PHYSICIAN ASSISTANT | 3944 | 70 | $39,521 | $565 | premium | 25.3% | (801) 261-8346 |
| 56 | PALM DESERT RADIOLOGY MEDICAL GROUP INC | RANCHO MIRAGE | CA | DIAGNOSTIC RADIOLOGY | 125 | 69 | $55,821 | $809 | premium | 1.0% | (760) 773-1251 |
| 57 | MSKCC RADIOLOGY GROUP | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 199 | 68 | $44,400 | $653 | premium | 1.0% | (646) 888-5300 |
| 58 | MECKLENBURG RADIOLOGY ASSOCIATES PA | CHARLOTTE | NC | DIAGNOSTIC RADIOLOGY | 94 | 67 | $35,489 | $530 | premium | 6.7% | (704) 332-1291 |
| 59 | NEW YORK MEDICAL IMAGING ASSOCIATES MD PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 7 | 67 | $107,200 | $1,600 | premium | 1.0% | (212) 518-2901 |
| 60 | RADIOLOGY ASSOCIATES OF MARYLAND LLC | ROCKVILLE | MD | DIAGNOSTIC RADIOLOGY | 8 | 66 | $128,700 | $1,950 | premium | 4.6% | (301) 217-0500 |
| 61 | EVANSVILLE RADIOLOGY PC | EVANSVILLE | IN | DIAGNOSTIC RADIOLOGY | 29 | 66 | $14,982 | $227 | premium | 10.4% | (812) 422-3254 |
| 62 | LENOX HILL RADIOLOGY AND MEDICAL IMAGING ASSOCIATES PC | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 244 | 64 | $61,881 | $967 | premium | 0.9% | (212) 772-3111 |
| 63 | HALO MEDICAL GROUP | INDIAN WELLS | CA | DIAGNOSTIC RADIOLOGY | 22 | 63 | $56,700 | $900 | premium | 0.9% | (760) 776-8989 |
| 64 | BEVERLY RADIOLOGY MEDICAL GROUP III | GARDEN GROVE | CA | DIAGNOSTIC RADIOLOGY | 328 | 63 | $78,624 | $1,248 | premium | 0.9% | — |
| 65 | BAYHEALTH RADIOLOGISTS LLC | DOVER | DE | DIAGNOSTIC RADIOLOGY | 93 | 63 | $14,158 | $225 | premium | 14.6% | (610) 892-8889 |
| 66 | ENLOE MEDICAL CENTER | CHICO | MO | DIAGNOSTIC RADIOLOGY | 362 | 61 | $9,455 | $155 | premium | 5.4% | (530) 332-4470 |
| 67 | CITY OF HOPE MEDICAL FOUNDATION | DUARTE | CA | NURSE PRACTITIONER | 942 | 61 | $11,102 | $182 | premium | 0.9% | (626) 256-4673 |
| 68 | SPARTANBURG MEDICAL CENTER | SPARTANBURG | SC | NURSE PRACTITIONER | 1070 | 60 | $13,649 | $227 | premium | 10.9% | (864) 587-3000 |
| 69 | CHATTANOOGA ORTHOPAEDIC GROUP, PC | CHATTANOOGA | TN | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 72 | 59 | $39,866 | $676 | premium | 6.4% | (423) 624-2696 |
| 70 | NORTHSIDE RADIOLOGY ASSOCIATES LLC | ATLANTA | GA | DIAGNOSTIC RADIOLOGY | 370 | 58 | $55,970 | $965 | premium | 6.9% | (404) 851-6577 |
| 71 | NEW YORK UNIVERSITY | NEW YORK | TN | DIAGNOSTIC RADIOLOGY | 5704 | 58 | $90,705 | $1,564 | premium | 6.3% | (212) 263-9700 |
| 72 | RADIOLOGY SUBSPECIALISTS OF NORTHERN ILLINOIS LLC | GENEVA | IL | DIAGNOSTIC RADIOLOGY | 32 | 57 | $25,755 | $452 | premium | 3.5% | (630) 208-4412 |
| 73 | RADIOLOGY ASSOCIATES OF RICHMOND INC | RICHMOND | VA | DIAGNOSTIC RADIOLOGY | 70 | 55 | $19,322 | $351 | premium | 3.2% | (804) 272-8806 |
| 74 | MEDICAL SCANNING CONSULTANTS PA | ST LOUIS PARK | IN | DIAGNOSTIC RADIOLOGY | 81 | 55 | $113,683 | $2,067 | premium | 8.7% | (952) 541-1840 |
| 75 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 55 | $137,500 | $2,500 | premium | 3.4% | (847) 459-1160 |
| 76 | THE NEW JERSEY IMAGING NETWORK, LLC | CEDAR KNOLLS | NJ | DIAGNOSTIC RADIOLOGY | 71 | 54 | $51,444 | $953 | premium | 4.9% | (973) 695-1290 |
| 77 | ADVANCED RADIOLOGY SERVICES PC | GRAND RAPIDS | MI | DIAGNOSTIC RADIOLOGY | 249 | 53 | $16,006 | $302 | premium | 9.2% | (616) 363-7272 |
| 78 | RADIOLOGY ASSOCIATES OF NORTH TEXAS PA | FORT WORTH | TX | DIAGNOSTIC RADIOLOGY | 340 | 51 | $14,628 | $287 | premium | 1.3% | (817) 321-0470 |
| 79 | DRAGHA LLC | SCOTTSDALE | AZ | HOSPITALIST | 3 | 50 | $30,250 | $605 | premium | 3.2% | (480) 750-8130 |
| 80 | MAYO CLINIC | ROCHESTER | AL | NURSE PRACTITIONER | 4896 | 49 | $143,015 | $2,919 | premium | 11.1% | (507) 284-2511 |
| 81 | RADIOLOGY IMAGING ASSOCIATES | PORT ST LUCIE | FL | DIAGNOSTIC RADIOLOGY | 11 | 49 | $61,152 | $1,248 | premium | 0.8% | (772) 905-3589 |
| 82 | ILLINOIS BONE AND JOINT INSTITUTE, LLC | BANNOCKBURN | IL | ORTHOPEDIC SURGERY | 595 | 46 | $74,520 | $1,620 | premium | 2.8% | — |
| 83 | UNIVERSITY OF MIAMI | MIAMI | FL | NURSE PRACTITIONER | 2331 | 46 | $15,778 | $343 | premium | 0.8% | (305) 689-5437 |
| 84 | MASS GENERAL BRIGHAM COMMUNITY PHYSICIANS INC | MEDFORD | MA | DIAGNOSTIC RADIOLOGY | 424 | 45 | $15,322 | $340 | premium | 3.4% | (781) 395-4909 |
| 85 | ORTHOARKANSAS PA | LITTLE ROCK | AR | PHYSICAL THERAPIST IN PRIVATE PRACTICE | 145 | 45 | $13,500 | $300 | premium | 3.3% | (501) 500-3500 |
| 86 | STONY BROOK RADIOLOGY, UNIVERSITY FACULTY PRACTICE CORPORATION | STONY BROOK | NY | DIAGNOSTIC RADIOLOGY | 59 | 44 | $52,396 | $1,191 | premium | 0.6% | (631) 638-2121 |
| 87 | TOLEDO RADIOLOGICAL ASSOCIATES INC | COLDWATER | OH | DIAGNOSTIC RADIOLOGY | 51 | 44 | $9,460 | $215 | premium | 2.4% | (517) 279-5400 |
| 88 | ADVANCED BERKSHIRE MEDICAL IMAGING PC | PITTSFIELD | MN | DIAGNOSTIC RADIOLOGY | 11 | 43 | $10,492 | $244 | premium | 4.4% | (413) 447-2451 |
| 89 | REGENTS OF THE UNIVERSITY OF MICHIGAN | ANN ARBOR | MI | INTERNAL MEDICINE | 3330 | 43 | $25,929 | $603 | premium | 7.4% | (734) 763-5459 |
| 90 | RIVERSIDE RADIOLOGY AND INTERVENTIONAL ASSOCIATES INC | COLUMBUS | OH | DIAGNOSTIC RADIOLOGY | 243 | 42 | $10,458 | $249 | premium | 2.3% | (614) 566-5600 |
| 91 | PRISMA HEALTH UNIVERSITY MEDICAL GROUP | GREENVILLE | SC | NURSE PRACTITIONER | 2447 | 42 | $8,400 | $200 | premium | 7.6% | — |
| 92 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 42 | $17,556 | $418 | premium | 0.6% | (877) 827-7463 |
| 93 | NEW YORK UNIVERSITY | NEW YORK | CA | DIAGNOSTIC RADIOLOGY | 5704 | 42 | $81,375 | $1,938 | premium | 0.6% | (212) 263-9700 |
| 94 | RADIOLOGY REGIONAL CENTER P A | FORT MYERS | PR | DIAGNOSTIC RADIOLOGY | 52 | 41 | $9,771 | $238 | premium | 100.0% | (239) 936-2316 |
| 95 | FREEMAN-OAK HILL HEALTH SYSTEM | JOPLIN | MO | NURSE PRACTITIONER | 382 | 41 | $12,078 | $295 | premium | 3.7% | (417) 347-8200 |
| 96 | HOUSTON RADIOLOGY ASSOCIATED | HOUSTON | TX | DIAGNOSTIC RADIOLOGY | 103 | 41 | $15,651 | $382 | premium | 1.0% | (281) 206-9020 |
| 97 | ADVANCED UROLOGY INSTITUTE LLC | INVERNESS | IN | UROLOGY | 147 | 39 | $12,827 | $329 | premium | 6.2% | (352) 726-9707 |
| 98 | CHESAPEAKE OPEN MRI L L C | ANNAPOLIS | MD | DIAGNOSTIC RADIOLOGY | 20 | 38 | $24,320 | $640 | premium | 2.6% | (855) 455-8900 |
| 99 | BIRMINGHAM PHYSICIANS RADIOLOGY PLLC | BIRMINGHAM | AL | NEUROLOGY | 3 | 38 | $83,600 | $2,200 | premium | 8.6% | (205) 823-3366 |
| 100 | DIAGNOSTIC IMAGING ASSOCIATES LTD | CHESTERFIELD | MO | DIAGNOSTIC RADIOLOGY | 20 | 38 | $6,536 | $172 | premium | 3.4% | (314) 434-1500 |
Showing the top 100 of 297 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 →