J0129 — Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)
9,530,353 observed fee-for-service (49%) · ~9,967,418 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 | J0129 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | AMERICAN ARTHRITIS AND RHEUMATOLOGY ASSOCIATES LLC | NAPLES | FL | RHEUMATOLOGY | 75 | 267,925 | $28,041,081 | $105 | premium | 17.7% | (239) 596-5220 |
| 2 | ARIZONA ARTHRITIS AND RHEUMATOLOGY ASSOCIATES P C | PHOENIX | AZ | RHEUMATOLOGY | 41 | 220,708 | $16,104,676 | $73 | premium | 48.1% | (480) 443-8400 |
| 3 | RHEUMATOLOGY ASSOCIATES OF SOUTH TEXAS, PLLC | SAN ANTONIO | TX | NURSE PRACTITIONER | 17 | 171,200 | $18,489,600 | $108 | premium | 13.1% | (210) 265-8851 |
| 4 | ARTICULARIS HEALTHCARE GROUP INC | SUMMERVILLE | SC | RHEUMATOLOGY | 47 | 144,950 | $14,495,000 | $100 | premium | 25.2% | (843) 572-4840 |
| 5 | SOUTHEASTERN RHEUMATOLOGY ALLIANCE | GAINESVILLE | GA | RHEUMATOLOGY | 23 | 131,778 | $12,039,480 | $91 | premium | 39.9% | (770) 531-3711 |
| 6 | STRAND PHYSICIAN SPECIALISTS PA | MYRTLE BEACH | SC | PHYSICIAN ASSISTANT | 55 | 130,500 | $8,482,500 | $65 | premium | 22.7% | (843) 497-5929 |
| 7 | WEITZNER YONKER AND KAINE MD PA | SARASOTA | FL | RHEUMATOLOGY | 17 | 98,140 | $9,528,550 | $97 | premium | 6.5% | 94136507701028 |
| 8 | ARTHRITIS AND OSTEOPOROSIS CONSULTANTS OF THE CAROLINAS PA | CHARLOTTE | NC | RHEUMATOLOGY | 13 | 95,625 | $6,686,750 | $70 | premium | 12.0% | (704) 342-0252 |
| 9 | OKLAHOMA ARTHRITIS CENTER, P.C. | EDMOND | OK | PHYSICIAN ASSISTANT | 45 | 84,575 | $14,712,579 | $174 | premium | 25.9% | — |
| 10 | HERITAGE HEALTH SERVICES LLC | OKLAHOMA CITY | OK | RHEUMATOLOGY | 15 | 82,436 | $14,091,850 | $171 | premium | 25.3% | (405) 608-8060 |
| 11 | ASHEVILLE ARTHRITIS AND OSTEOPOROSIS CENTER PA | ASHEVILLE | NC | RHEUMATOLOGY | 11 | 81,400 | $6,105,000 | $75 | premium | 10.2% | (828) 258-9533 |
| 12 | PIEDMONT ARTHRITIS CLINIC PA | GREENVILLE | SC | RHEUMATOLOGY | 8 | 77,025 | $5,006,625 | $65 | premium | 13.4% | (864) 235-8396 |
| 13 | RHEUMATOLOGY ASSOCIATES OF LI LLP | SMITHTOWN | NY | RHEUMATOLOGY | 10 | 76,830 | $5,378,100 | $70 | premium | 22.7% | (631) 360-7778 |
| 14 | RHEUMATOLOGY PARTNERS PLLC | LITTLE ROCK | AR | RHEUMATOLOGY | 5 | 76,369 | $9,927,970 | $130 | premium | 32.0% | (501) 224-6366 |
| 15 | TRABECULAR MEDICAL GROUP, LLC | VOORHEES | NJ | RHEUMATOLOGY | 19 | 75,932 | $4,366,149 | $58 | premium | 21.8% | (856) 424-5005 |
| 16 | EMERALD COAST RHEUMATOLOGY LLC | LYNN HAVEN | FL | NURSE PRACTITIONER | 10 | 74,746 | $12,973,588 | $174 | premium | 4.9% | (850) 215-6400 |
| 17 | HILLCROFT MEDICAL CLINIC ASSOC | SUGAR LAND | TX | FAMILY PRACTICE | 30 | 74,050 | $5,924,000 | $80 | premium | 5.7% | (713) 781-4600 |
| 18 | CAROLINA ARTHRITIS ASSOCIATES PA | WILMINGTON | NC | RHEUMATOLOGY | 5 | 73,852 | $5,908,160 | $80 | premium | 9.3% | (910) 762-1182 |
| 19 | INLAND RHEUMATOLOGY AND OSTEOPOROSIS MEDICAL GROUP INC | UPLAND | CA | RHEUMATOLOGY | 4 | 72,025 | $4,285,500 | $60 | premium | 9.3% | (909) 982-0099 |
| 20 | RHEUMATOLOGY ASSOCIATES, P.C. | INDIANAPOLIS | IN | RHEUMATOLOGY | 7 | 71,800 | $4,738,800 | $66 | premium | 25.9% | (317) 844-6444 |
| 21 | KANSAS CITY PHYSICIAN PARTNERS INC | KANSAS CITY | MO | RHEUMATOLOGY | 16 | 67,525 | $8,465,600 | $125 | premium | 21.5% | (913) 258-2116 |
| 22 | RHEUMATOLOGY ASSOCIATES, PLLC | LOUISVILLE | KY | RHEUMATOLOGY | 7 | 65,025 | $3,117,600 | $48 | premium | 17.6% | (502) 893-3963 |
| 23 | DUPAGE MEDICAL GROUP LTD | GLEN ELLYN | IL | PHYSICIAN ASSISTANT | 1323 | 64,700 | $5,222,475 | $81 | premium | 18.3% | (630) 469-9200 |
| 24 | LAKE CUMBERLAND RHEUMATOLOGY PLLC | BOWLING GREEN | KY | RHEUMATOLOGY | 20 | 64,227 | $5,138,000 | $80 | premium | 17.4% | (606) 802-2300 |
| 25 | CENTER FOR ARTHRITIS AND RHEUMATIC DISEASES | CHESAPEAKE | VA | RHEUMATOLOGY | 6 | 61,225 | $5,510,250 | $90 | premium | 15.5% | 75746134003128 |
| 26 | RHEUMATIC DISEASE ASSOCIATES,LTD | WILLOW GROVE | PA | RHEUMATOLOGY | 16 | 60,850 | $4,814,550 | $79 | premium | 9.9% | 2156576776438 |
| 27 | ARTHRITIS AND RHEUMATOLOGY CONSULTANTS PA | EDINA | MN | RHEUMATOLOGY | 12 | 60,125 | $3,850,900 | $64 | premium | 32.9% | (952) 893-1959 |
| 28 | ARTHRITIS HEALTH ASSOCIATES PLLC | SYRACUSE | NY | RHEUMATOLOGY | 5 | 58,088 | $3,660,300 | $63 | premium | 17.1% | (315) 475-7669 |
| 29 | RHEUMATOLOGY ASSOCIATES OF NORTH ALABAMA, PC | HUNTSVILLE | AL | RHEUMATOLOGY | 10 | 57,825 | $3,642,975 | $63 | premium | 19.2% | (256) 551-6510 |
| 30 | LARRY K. BROADWELL, M.D., A MEDICAL CORPORATION | SHREVEPORT | LA | RHEUMATOLOGY | 10 | 57,405 | $8,380,400 | $146 | premium | 32.6% | (318) 221-0399 |
| 31 | CLS HEALTH PLLC | WEBSTER | TX | NURSE PRACTITIONER | 172 | 57,170 | $7,372,350 | $129 | premium | 4.4% | (281) 724-1860 |
| 32 | COLUMBUS ARTHRITIS CENTER, INC. | COLUMBUS | OH | PHYSICIAN ASSISTANT | 19 | 55,675 | $3,396,175 | $61 | premium | 17.6% | — |
| 33 | TRISTATE ARTHRITIS AND RHEUMATOLOGY PSC | CRESTVIEW HILLS | KY | RHEUMATOLOGY | 9 | 55,525 | $6,958,350 | $125 | premium | 15.0% | (859) 331-3100 |
| 34 | GREG E EUDY MD PC | BIRMINGHAM | AL | NURSE PRACTITIONER | 3 | 54,976 | $3,573,440 | $65 | premium | 18.2% | (205) 263-0093 |
| 35 | ARTHRITIS AND RHEUMATIC DISEASES | WILLIAMSBURG | VA | NURSE PRACTITIONER | 4 | 54,951 | $2,857,452 | $52 | premium | 13.9% | (757) 585-2194 |
| 36 | HATTIESBURG CLINIC PA | HATTIESBURG | MS | FAMILY PRACTICE | 530 | 54,600 | $4,531,800 | $83 | premium | 49.2% | (601) 264-6000 |
| 37 | ALLEGRA ARTHRITIS ASSOCIATES PC | RED BANK | NJ | PHYSICIAN ASSISTANT | 7 | 53,750 | $4,031,250 | $75 | premium | 15.4% | (732) 842-3600 |
| 38 | RHEUMATOLOGY CENTER OF DELAWARE, LLC | DOVER | DE | NURSE PRACTITIONER | 2 | 53,725 | $4,298,000 | $80 | premium | 38.1% | (302) 678-7438 |
| 39 | RHEUMATOLOGY CLINIC LLC | MEDFORD | OR | RHEUMATOLOGY | 3 | 53,172 | $3,509,352 | $66 | premium | 31.2% | (541) 773-2233 |
| 40 | CAROLINA ARTHRITIS CENTER PA | GREENVILLE | NC | NURSE PRACTITIONER | 5 | 52,875 | $3,436,875 | $65 | premium | 6.6% | (252) 321-8474 |
| 41 | ANNAPOLIS RHEUMATOLOGY LLC | ANNAPOLIS | MD | RHEUMATOLOGY | 18 | 51,825 | $3,031,762 | $58 | premium | 12.9% | (410) 897-1941 |
| 42 | CATALINA POINTE ARTHRITIS AND RHEUMATOLOGY SPECIALISTS, PC | TUCSON | AZ | RHEUMATOLOGY | 10 | 51,525 | $3,555,225 | $69 | premium | 11.2% | (520) 408-1133 |
| 43 | ARTHRITIS ASSOCIATES | HIXSON | TN | RHEUMATOLOGY | 4 | 51,500 | $3,079,700 | $60 | premium | 16.2% | (423) 826-0800 |
| 44 | AMERICAN ARTHRITIS AND RHEUMATOLOGY ASSOCIATES OH LLC | LIBERTY TOWNSHIP | OH | RHEUMATOLOGY | 6 | 51,250 | $5,942,700 | $116 | premium | 16.2% | (513) 779-5610 |
| 45 | RHEUMATOLOGY ASSOCIATES PA | STUART | FL | RHEUMATOLOGY | 5 | 49,950 | $6,493,500 | $130 | premium | 3.3% | (772) 283-8380 |
| 46 | CLAYTON MEDICAL ASSOCIATES PC | SAINT LOUIS | MO | PHYSICIAN ASSISTANT | 5 | 49,600 | $3,318,150 | $67 | premium | 15.8% | (314) 645-4434 |
| 47 | WEST FLORIDA MEDICAL CENTER CLINIC PA | PENSACOLA | FL | PHYSICIAN ASSISTANT | 109 | 48,350 | $5,318,500 | $110 | premium | 3.2% | (850) 474-8000 |
| 48 | ORTHOPEDIC AND SPORTS MEDICINE SPECIALISTS OF GREEN BAY SC | GREEN BAY | WI | ORTHOPEDIC SURGERY | 50 | 48,063 | $3,748,914 | $78 | premium | 36.3% | — |
| 49 | BAY ARTHRITIS INSTITUTE | PANAMA CITY | FL | NURSE PRACTITIONER | 3 | 47,943 | $3,720,602 | $78 | premium | 3.2% | 8502153062207 |
| 50 | MEDICAL CLINIC OF HOUSTON, LLP | HOUSTON | TX | INTERNAL MEDICINE | 65 | 47,450 | $2,054,079 | $43 | premium | 3.6% | (713) 526-5511 |
| 51 | DENVER ARTHRITIS CLINIC PC | LONE TREE | CO | RHEUMATOLOGY | 11 | 47,275 | $3,290,340 | $70 | premium | 18.4% | 3033942828126 |
| 52 | INFUSION SOLUTIONS OF DELAWARE | DOVER | DE | INTERNAL MEDICINE | 6 | 47,076 | $2,505,471 | $53 | premium | 33.4% | (302) 674-4627 |
| 53 | ARTHRITIS AND RHEUMATOLOGY CLINICS OF KANSAS LLC | WICHITA | KS | RHEUMATOLOGY | 11 | 46,675 | $3,967,375 | $85 | premium | 37.6% | 31661248151280 |
| 54 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 45,625 | $4,015,000 | $88 | premium | 12.9% | — |
| 55 | RHEUMATOLOGY ASSOCIATES, P.C | MOUNTAIN BRK | AL | RHEUMATOLOGY | 9 | 43,375 | $2,168,750 | $50 | premium | 14.4% | (205) 933-0320 |
| 56 | ARTHRITIS SPECIALISTS, LTD. | NORTH CHESTERFIELD | VA | RHEUMATOLOGY | 5 | 42,675 | $3,414,000 | $80 | premium | 10.8% | 8043231401309 |
| 57 | KENTUCKIANA CENTER FOR BETTER BONE AND JOINT HEALTH, PLLC | LOUISVILLE | KY | PHYSICIAN ASSISTANT | 4 | 42,400 | $1,916,909 | $45 | premium | 11.5% | (502) 583-5836 |
| 58 | VIPUL JOSHI, MD PA | BRANDON | FL | NURSE PRACTITIONER | 7 | 42,325 | $4,019,375 | $95 | premium | 2.8% | (813) 651-4441 |
| 59 | CTRA PLLC | WEST LAKE HILLS | TX | RHEUMATOLOGY | 5 | 41,475 | $3,665,695 | $88 | premium | 3.2% | (512) 518-4992 |
| 60 | AMERICAN ARTHRITIS AND RHEUMATOLOGY ASSOCIATES-TX PLLC | EL PASO | TX | NURSE PRACTITIONER | 28 | 39,850 | $5,155,875 | $129 | premium | 3.0% | (915) 317-1660 |
| 61 | IOWA ARTHRITIS AND OSTEOPOROSIS CENTER PC | URBANDALE | IA | RHEUMATOLOGY | 15 | 39,500 | $2,844,000 | $72 | premium | 33.8% | (515) 270-7222 |
| 62 | SUNSHINE RHEUMATOLOGY AND ARTHRITIS CENTER LLC | SUN CITY CENTER | FL | RHEUMATOLOGY | 10 | 39,125 | $4,340,300 | $111 | premium | 2.6% | (813) 333-5080 |
| 63 | ARTHRITIS CONSULTANTS PA | COLUMBIA | SC | INTERNAL MEDICINE | 2 | 39,100 | $2,442,825 | $62 | premium | 6.8% | (803) 765-1550 |
| 64 | OHI WEST MEDICAL GROUP II LLC | ZEPHYRHILLS | FL | NURSE PRACTITIONER | 417 | 38,200 | $4,956,100 | $130 | premium | 2.5% | (813) 751-3375 |
| 65 | ARTHRITIS SPECIALTY CENTER,INC | POCATELLO | ID | PHYSICIAN ASSISTANT | 6 | 37,825 | $2,105,125 | $56 | premium | 38.3% | (208) 234-1300 |
| 66 | ST LOUIS MEDICAL CLINIC, P.C. | SAINT LOUIS | MO | INTERNAL MEDICINE | 11 | 36,525 | $3,141,150 | $86 | premium | 11.6% | (314) 432-1111 |
| 67 | KEN C ARAKAWA M D INC | HONOLULU | HI | PHYSICIAN ASSISTANT | 4 | 36,275 | $2,803,332 | $77 | premium | 100.0% | (808) 528-3888 |
| 68 | ARTHRITIS AND OSTEOPOROSIS TREATMENT CENTER PA | ORANGE PARK | FL | NURSE PRACTITIONER | 3 | 35,975 | $2,823,225 | $78 | premium | 2.4% | (904) 276-0001 |
| 69 | WEST COUNTY RHEUMATOLOGY LLC | SAINT LOUIS | MO | NURSE PRACTITIONER | 6 | 35,875 | $3,587,500 | $100 | premium | 11.4% | (314) 983-9898 |
| 70 | RHEUMATOLOGY SOLUTIONS PLLC | WINDCREST | TX | RHEUMATOLOGY | 3 | 35,850 | $2,688,750 | $75 | premium | 2.7% | (210) 590-9596 |
| 71 | MISSISSIPPI RHEUMATOLOGY AND OSTEOPOROSIS CENTER PLLC | FLOWOOD | MS | INTERNAL MEDICINE | 3 | 35,750 | $2,145,000 | $60 | premium | 32.2% | (601) 420-0034 |
| 72 | NORTH CLINIC PA | MAPLE GROVE | MN | PHYSICIAN ASSISTANT | 53 | 35,000 | $2,747,150 | $78 | premium | 19.2% | (763) 587-7900 |
| 73 | ORTHOMIDWEST, PLLC | CHICAGO | IL | PHYSICIAN ASSISTANT | 542 | 34,155 | $5,908,815 | $173 | premium | 9.7% | (877) 632-6637 |
| 74 | ARTHRITIS AND RHEUMATISM ASSOCIATES PL | CLEARWATER | FL | RHEUMATOLOGY | 5 | 33,300 | $3,929,400 | $118 | premium | 2.2% | (727) 443-6400 |
| 75 | INTERCOASTAL MEDICAL GROUP INC | SARASOTA | FL | DIAGNOSTIC RADIOLOGY | 187 | 33,225 | $2,957,025 | $89 | premium | 2.2% | (941) 366-1888 |
| 76 | SCENIC CITY RHEUMATOLOGY, PLLC | CHATTANOOGA | TN | NURSE PRACTITIONER | 5 | 32,950 | $4,283,500 | $130 | premium | 10.4% | (423) 893-6890 |
| 77 | CRYSTAL ARTHRITIS CENTER, INC. | AKRON | OH | RHEUMATOLOGY | 5 | 32,625 | $1,957,500 | $60 | premium | 10.3% | (330) 670-4026 |
| 78 | ARTHRITIS ASSOCIATES OF KINGSPORT, PLLC | KINGSPORT | TN | RHEUMATOLOGY | 5 | 32,500 | $2,110,250 | $65 | premium | 10.2% | (423) 392-6840 |
| 79 | JIM C KIM MD INC | BAKERSFIELD | CA | NURSE PRACTITIONER | 2 | 32,425 | $2,269,750 | $70 | premium | 4.2% | (661) 716-0333 |
| 80 | PRIVIA MEDICAL GROUP INDIANA LLC | ELKHART | IN | NURSE PRACTITIONER | 40 | 32,176 | $4,661,920 | $145 | premium | 11.6% | 57429632003973 |
| 81 | MASS GENERAL BRIGHAM MEDICAL GROUP NORTHERN MASSACHUSETTS INC | SALEM | MA | NURSE PRACTITIONER | 803 | 32,175 | $3,192,625 | $99 | premium | 30.8% | (978) 741-4133 |
| 82 | MIDWEST REGIONAL ALLERGY, ASTHMA, ARTHRITIS AND OSTEOPOROSIS CENTER | JOPLIN | MO | NURSE PRACTITIONER | 2 | 32,150 | $3,279,300 | $102 | premium | 10.2% | (417) 624-0050 |
| 83 | ROGER KORNU MD PC | TUSTIN | CA | NURSE PRACTITIONER | 3 | 31,975 | $3,837,000 | $120 | premium | 4.1% | (714) 406-4461 |
| 84 | ILLINOIS BONE AND JOINT INSTITUTE, LLC | BANNOCKBURN | IL | ORTHOPEDIC SURGERY | 595 | 31,800 | $3,438,900 | $108 | premium | 9.0% | — |
| 85 | RHEUMATOLOGY SPECIALISTS OF PADUCAH PLLC | PADUCAH | KY | PHYSICIAN ASSISTANT | 3 | 31,550 | $3,666,110 | $116 | premium | 8.5% | (270) 408-6100 |
| 86 | CAPE FEAR ARTHRITIS CARE PLLC | LELAND | NC | PHYSICIAN ASSISTANT | 3 | 31,526 | $3,121,074 | $99 | premium | 4.0% | 91062226081001 |
| 87 | MEDICAL GROUP OF INDIANA LLC | MUNCIE | IN | NURSE PRACTITIONER | 11 | 31,401 | $1,883,880 | $60 | premium | 11.3% | (765) 717-5399 |
| 88 | RHEUMATOLOGY SERVICES MEDICAL GROUP | SAN LUIS OBISPO | CA | NURSE PRACTITIONER | 9 | 30,900 | $2,224,800 | $72 | premium | 4.0% | 6616958385118 |
| 89 | PREMIER RHEUMATOLOGY OF OKLAHOMA | GLENPOOL | OK | NURSE PRACTITIONER | 2 | 30,575 | $4,012,875 | $131 | premium | 9.4% | (918) 488-8840 |
| 90 | RHEUMATOLOGY CARE CENTER LLC | HOOVER | AL | RHEUMATOLOGY | 4 | 30,475 | $2,330,476 | $76 | premium | 10.1% | (205) 444-4858 |
| 91 | ARTHRITIS AND OSTEOPOROSIS ASSOCIATES | TOMS RIVER | NJ | INTERNAL MEDICINE | 3 | 30,432 | $1,978,080 | $65 | premium | 8.7% | (732) 780-7650 |
| 92 | MERITUS MEDICAL CENTER INC | HAGERSTOWN | MD | NURSE PRACTITIONER | 725 | 30,250 | $2,117,500 | $70 | premium | 7.5% | — |
| 93 | LAKE CUMBERLAND RHEUMATOLOGY PLLC | BOWLING GREEN | IN | RHEUMATOLOGY | 20 | 30,052 | $2,374,000 | $79 | premium | 10.8% | (606) 802-2300 |
| 94 | AMERICAN ARTHRITIS AND RHEUMATOLOGY ASSOCIATES -MI PLLC | PORT HURON | MI | RHEUMATOLOGY | 7 | 30,025 | $2,924,725 | $97 | premium | 15.4% | (810) 985-5000 |
| 95 | RHEUMATOLOGY AND ARTHRITIS CARE CENTER PLLC | EXTON | PA | PHYSICIAN ASSISTANT | 4 | 29,700 | $2,197,800 | $74 | premium | 4.8% | (484) 206-4447 |
| 96 | H2 HEALTH AND REHABILITATION SERVICES LLC | WILKES BARRE | PA | ORTHOPEDIC SURGERY | 38 | 29,625 | $2,198,175 | $74 | premium | 4.8% | (570) 270-4366 |
| 97 | CHESTER COUNTY RHEUMATOLOGY PC | WEST CHESTER | PA | RHEUMATOLOGY | 2 | 29,450 | $2,356,000 | $80 | premium | 4.8% | (610) 692-4666 |
| 98 | AMARILLO MEDICAL SPECIALISTS,LLP | AMARILLO | TX | NURSE PRACTITIONER | 37 | 29,025 | $2,811,941 | $97 | premium | 2.2% | (806) 358-8331 |
| 99 | CAROLINAEAST PHYSICIANS | NEW BERN | NC | NURSE PRACTITIONER | 203 | 28,779 | $4,059,919 | $141 | premium | 3.6% | (252) 635-6777 |
| 100 | NORTHWEST RHEUMATOLOGY SPECIALISTS SC | ELK GROVE VILLAGE | IL | RHEUMATOLOGY | 6 | 28,700 | $2,221,954 | $77 | premium | 8.1% | (847) 364-0800 |
Showing the top 100 of 388 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 →