93279 — Programming of single lead pacemaker system
48,646 observed fee-for-service (49%) · ~50,088 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 | 93279 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | EISENHOWER MEDICAL CENTER | RANCHO MIRAGE | CA | NURSE PRACTITIONER | 457 | 833 | $58,580 | $70 | premium | 11.8% | (760) 340-3911 |
| 2 | NORTH SHORE-LIJ MEDICAL PC | MANHASSET | NY | PHYSICIAN ASSISTANT | 6294 | 598 | $159,176 | $266 | premium | 12.1% | — |
| 3 | HEALTHTEXAS PROVIDER NETWORK | DALLAS | TX | PHYSICIAN ASSISTANT | 2482 | 539 | $136,372 | $253 | premium | 16.3% | — |
| 4 | OHH PHYSICIANS LLC | OKLAHOMA CITY | OK | INTERVENTIONAL CARDIOLOGY | 134 | 503 | $52,533 | $104 | premium | 56.4% | (405) 608-3800 |
| 5 | CAROLINAS PHYSICIANS NETWORK INC | CHARLOTTE | NC | PHYSICIAN ASSISTANT | 2360 | 501 | $131,985 | $263 | premium | 20.4% | (704) 667-1000 |
| 6 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | KY | NURSE PRACTITIONER | 2448 | 489 | $56,770 | $116 | premium | 40.1% | (502) 928-1050 |
| 7 | PIEDMONT CARDIOLOGY OF ATLANTA, LLC | ATLANTA | GA | PHYSICIAN ASSISTANT | 477 | 454 | $74,754 | $165 | premium | 19.8% | (404) 605-5000 |
| 8 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 448 | $121,068 | $270 | premium | 13.4% | — |
| 9 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | BUFFALO GROVE | IL | NURSE PRACTITIONER | 3045 | 443 | $73,922 | $167 | premium | 13.3% | (847) 459-1160 |
| 10 | INOVA HEALTH CARE SERVICES | FALLS CHURCH | VA | NURSE PRACTITIONER | 1818 | 443 | $76,505 | $173 | premium | 17.9% | — |
| 11 | POUDRE VALLEY MEDICAL GROUP LLC | COLORADO SPRINGS | CO | PHYSICIAN ASSISTANT | 2390 | 437 | $49,817 | $114 | premium | 36.3% | — |
| 12 | ALLINA HEALTH SYSTEM | MINNEAPOLIS | MN | PHYSICIAN ASSISTANT | 3855 | 412 | $103,650 | $252 | premium | 21.8% | (612) 863-4000 |
| 13 | NCHMD INC | NAPLES | FL | NEUROLOGY | 515 | 404 | $47,472 | $118 | premium | 6.8% | (239) 436-5100 |
| 14 | MISSION HEALTH COMMUNITY MULTISPECIALTY PROVIDERS LLC | ASHEVILLE | NC | PHYSICIAN ASSISTANT | 593 | 352 | $42,944 | $122 | premium | 14.3% | (828) 213-1740 |
| 15 | LEE HEALTH SYSTEM INC | FORT MYERS | FL | NURSE PRACTITIONER | 1370 | 324 | $45,196 | $139 | premium | 5.5% | (239) 343-9888 |
| 16 | SUTTER BAY MEDICAL FOUNDATION | PALO ALTO | CA | INTERNAL MEDICINE | 3716 | 321 | $86,970 | $271 | premium | 4.5% | (415) 600-1020 |
| 17 | BEAUMONT MEDICAL GROUP- SPECIALTY SERVICES | ROYAL OAK | MI | PHYSICIAN ASSISTANT | 833 | 317 | $45,402 | $143 | premium | 16.3% | (248) 898-5058 |
| 18 | HONORHEALTH AMBULATORY | SCOTTSDALE | AZ | PHYSICIAN ASSISTANT | 601 | 311 | $57,780 | $186 | premium | 22.5% | — |
| 19 | ENDEAVOR HEALTH MEDICAL GROUP | EVANSTON | IL | NURSE PRACTITIONER | 3380 | 304 | $42,584 | $140 | premium | 9.1% | — |
| 20 | MULTICARE HEALTH SYSTEM | GIG HARBOR | WA | NURSE PRACTITIONER | 2289 | 302 | $55,478 | $184 | premium | 13.5% | — |
| 21 | NAPLES HEART RHYTHM SPECIALISTS PA | NAPLES | FL | PHYSICIAN ASSISTANT | 21 | 293 | $42,192 | $144 | premium | 4.9% | (239) 263-0849 |
| 22 | HEALTH FIRST MEDICAL GROUP, LLC | MELBOURNE | FL | NURSE PRACTITIONER | 669 | 275 | $35,297 | $128 | premium | 4.6% | (321) 434-8878 |
| 23 | CARDIOLOGY CONSULTANTS OF PHILADELPHIA PC | PHILADELPHIA | PA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 143 | 273 | $48,810 | $179 | premium | 9.7% | (215) 463-5333 |
| 24 | NORTHSIDE CARDIOVASCULAR PROFESSIONAL SERVICES, LLC | ATLANTA | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 144 | 265 | $47,284 | $178 | premium | 11.5% | (404) 851-8000 |
| 25 | OSF MULTI-SPECIALTY GROUP | PEORIA | IL | NURSE PRACTITIONER | 2091 | 265 | $102,703 | $388 | premium | 7.9% | (309) 683-5050 |
| 26 | THE EMORY CLINIC INC | ATLANTA | GA | NURSE PRACTITIONER | 3484 | 264 | $65,928 | $250 | premium | 11.5% | (404) 778-7525 |
| 27 | ST VINCENT MEDICAL GROUP INC | INDIANAPOLIS | IN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 718 | 261 | $40,680 | $156 | premium | 17.1% | (317) 338-2345 |
| 28 | ORANGE COUNTY HEART INSTITUTE AND RESEARCH CENTER A MEDICAL GROUP | ORANGE | CA | INTERVENTIONAL CARDIOLOGY | 13 | 251 | $38,152 | $152 | premium | 3.6% | 71456433001157 |
| 29 | WELLSTAR MEDICAL GROUP LLC | MARIETTA | GA | NURSE PRACTITIONER | 3060 | 250 | $24,246 | $97 | premium | 10.9% | (770) 422-2004 |
| 30 | ST DAVIDS HEART AND VASCULAR PLLC | AUSTIN | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 199 | 249 | $44,161 | $177 | premium | 7.5% | (512) 899-2028 |
| 31 | TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK | NEW YORK | NY | NURSE PRACTITIONER | 2273 | 246 | $88,400 | $359 | premium | 5.0% | (212) 305-8559 |
| 32 | CHS PHYSICIAN PARTNERS PC | ROSLYN | NY | PHYSICIAN ASSISTANT | 734 | 235 | $146,209 | $622 | premium | 4.8% | — |
| 33 | MEMORIAL HEALTH CARE SYSTEM INC. | CHATTANOOGA | TN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 56 | 227 | $34,873 | $154 | premium | 14.0% | (423) 697-2000 |
| 34 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 226 | $178,382 | $789 | premium | 4.6% | (212) 263-9700 |
| 35 | UNIVERSITY OF LOUISVILLE PHYSICIANS INC | LOUISVILLE | KY | NURSE PRACTITIONER | 1442 | 222 | $30,814 | $139 | premium | 18.2% | (502) 629-2398 |
| 36 | HEARTLAND CARDIOLOGY, LLC | WICHITA | KS | NURSE PRACTITIONER | 27 | 220 | $21,312 | $97 | premium | 27.0% | (316) 686-5300 |
| 37 | COMMUNITY MEDICAL ASSOCIATES INC | LOUISVILLE | KY | NURSE PRACTITIONER | 1377 | 215 | $32,877 | $153 | premium | 17.6% | (502) 937-2209 |
| 38 | FREEMAN-OAK HILL HEALTH SYSTEM | JOPLIN | MO | NURSE PRACTITIONER | 382 | 214 | $28,041 | $131 | premium | 12.7% | (417) 347-8200 |
| 39 | PROVIDENCE MEDICAL FOUNDATION | FULLERTON | CA | PHYSICIAN ASSISTANT | 1455 | 212 | $44,884 | $212 | premium | 3.0% | (714) 871-3006 |
| 40 | CEDARS-SINAI MEDICAL CENTER | WEST HOLLYWOOD | CA | NURSE PRACTITIONER | 802 | 211 | $24,806 | $118 | premium | 3.0% | (310) 423-3277 |
| 41 | RIVERSIDE PHYSICIAN SERVICES INC | NEWPORT NEWS | VA | PHYSICIAN ASSISTANT | 793 | 209 | $14,212 | $68 | premium | 8.5% | — |
| 42 | WELLMONT CARDIOLOGY SERVICES | KINGSPORT | TN | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 138 | 208 | $32,076 | $154 | premium | 12.8% | (423) 230-5000 |
| 43 | VIRTUA MEDICAL GROUP, PA | VOORHEES | NJ | PHYSICIAN ASSISTANT | 1662 | 201 | $36,104 | $180 | premium | 10.2% | (856) 247-7260 |
| 44 | AURORA MEDICAL GROUP, INC. | MILWAUKEE | WI | DIAGNOSTIC RADIOLOGY | 3696 | 201 | $127,080 | $632 | premium | 14.6% | (414) 421-8400 |
| 45 | CENTRAL WASHINGTON HEALTH SERVICES ASSOCIATION | WENATCHEE | WA | PHYSICIAN ASSISTANT | 700 | 200 | $22,423 | $112 | premium | 8.9% | (509) 665-6087 |
| 46 | PROVIDENCE HEALTH AND SERVICES WASHINGTON | SPOKANE | WA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 56 | 199 | $38,741 | $195 | premium | 8.9% | (509) 455-8820 |
| 47 | SCRIPPS HEALTH | LA JOLLA | CA | PHYSICIAN ASSISTANT | 1431 | 196 | $54,174 | $276 | premium | 2.8% | (858) 455-9100 |
| 48 | HH HEART CENTER, LLC | HUNTSVILLE | AL | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 90 | 196 | $17,640 | $90 | premium | 24.6% | (256) 265-2372 |
| 49 | PRISMA HEALTH MEDICAL GROUP-MIDLANDS | COLUMBIA | SC | PHYSICIAN ASSISTANT | 1017 | 195 | $24,460 | $125 | premium | 15.2% | (803) 749-5101 |
| 50 | IHA HEALTH SERVICES CORPORATION | YPSILANTI | MI | PHYSICIAN ASSISTANT | 1144 | 194 | $12,037 | $62 | premium | 10.0% | — |
| 51 | CARDIOLOGY ASSOCIATES OF MOBILE INC | MOBILE | AL | PHYSICIAN ASSISTANT | 52 | 191 | $16,235 | $85 | premium | 23.9% | (251) 460-0078 |
| 52 | UNIVERSITY OF VIRGINIA PHYSICIANS GROUP | CHARLOTTESVILLE | VA | NURSE PRACTITIONER | 1704 | 191 | $16,305 | $85 | premium | 7.7% | (434) 924-5959 |
| 53 | WELLSPAN MEDICAL GROUP | YORK | PA | PHYSICIAN ASSISTANT | 2312 | 190 | $18,670 | $98 | premium | 6.8% | — |
| 54 | GEORGIA HEART INSTITUTE LLC | GAINESVILLE | GA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 128 | 188 | $52,828 | $281 | premium | 8.2% | (770) 534-2020 |
| 55 | SENTARA MEDICAL GROUP | NORFOLK | VA | PHYSICIAN ASSISTANT | 1404 | 187 | $11,334 | $61 | premium | 7.6% | — |
| 56 | SAINT THOMAS MEDICAL PARTNERS | NASHVILLE | TN | NURSE PRACTITIONER | 591 | 181 | $17,014 | $94 | premium | 11.1% | (615) 269-4545 |
| 57 | SWEDISH HEALTH SERVICES | SEATTLE | WA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 78 | 180 | $35,724 | $198 | premium | 8.0% | (206) 386-6000 |
| 58 | STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION | STONY BROOK | NY | HOSPITALIST | 414 | 179 | $34,584 | $193 | premium | 3.6% | (631) 444-1560 |
| 59 | MERCY CLINIC SPRINGFIELD COMMUNITIES | SPRINGFIELD | MO | PHYSICIAN ASSISTANT | 1128 | 179 | $18,330 | $102 | premium | 10.6% | — |
| 60 | KADLEC REGIONAL MEDICAL CENTER | RICHLAND | WA | PHYSICIAN ASSISTANT | 382 | 176 | $12,976 | $74 | premium | 7.9% | (509) 946-4611 |
| 61 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 174 | $36,816 | $212 | premium | 7.1% | (919) 684-8111 |
| 62 | WEILL MEDICAL COLLEGE OF CORNELL | NEW YORK | NY | INTERNAL MEDICINE | 2053 | 173 | $36,330 | $210 | premium | 3.5% | (212) 746-5454 |
| 63 | NEVADA HEART AND VASCULAR CENTER RESH LLP | LAS VEGAS | NV | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 42 | 173 | $22,145 | $128 | premium | 24.9% | (702) 240-6482 |
| 64 | PORTERCARE ADVENTIST HEALTH SYSTEM | DENVER | CO | PHYSICIAN ASSISTANT | 748 | 171 | $34,104 | $199 | premium | 14.2% | (303) 778-5797 |
| 65 | FLORIDA HOSPITAL MEDICAL GROUP INC | MAITLAND | FL | PHYSICIAN ASSISTANT | 1634 | 171 | $34,200 | $200 | premium | 2.9% | (407) 200-2700 |
| 66 | CATHOLIC HEALTH INITIATIVES-IOWA CORP | WEST DES MOINES | IA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 113 | 168 | $22,916 | $136 | premium | 23.5% | (515) 358-8000 |
| 67 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 167 | $31,525 | $189 | premium | 9.9% | — |
| 68 | SANFORD MEDICAL CENTER FARGO | FARGO | ND | NURSE PRACTITIONER | 1198 | 165 | $15,593 | $95 | premium | 32.4% | (701) 234-2000 |
| 69 | STAMFORD HEALTH MEDICAL GROUP INC | STAMFORD | CT | PHYSICIAN ASSISTANT | 419 | 165 | $28,050 | $170 | premium | 23.4% | (203) 276-4644 |
| 70 | PINNACLE HEALTH CARDIOVASCULAR INSTITUTE INC | MECHANICSBURG | PA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 113 | 165 | $17,664 | $107 | premium | 5.9% | (717) 731-0101 |
| 71 | BON SECOURS MEDICAL GROUP GREENVILLE SPECIALTY CARE LLC | GREENVILLE | SC | NURSE PRACTITIONER | 288 | 165 | $17,290 | $105 | premium | 12.9% | (864) 255-1901 |
| 72 | ROPER SAINT FRANCIS PHYSICIANS NETWORK | CHARLESTON | SC | PHYSICIAN ASSISTANT | 539 | 162 | $27,540 | $170 | premium | 12.6% | (843) 720-8448 |
| 73 | BARNABAS HEALTH MEDICAL GROUP PC | LIVINGSTON | NJ | NURSE PRACTITIONER | 990 | 161 | $58,121 | $361 | premium | 8.2% | — |
| 74 | TEXAS PHYSICIANS GROUP | LUBBOCK | TX | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 9 | 158 | $17,538 | $111 | premium | 4.8% | (806) 788-0040 |
| 75 | UNIVERSITY OF WISCONSIN MEDICAL FOUNDATION INC | MADISON | WI | PHYSICIAN ASSISTANT | 2523 | 154 | $58,492 | $380 | premium | 11.2% | (608) 287-2050 |
| 76 | PHYSICIAN GROUPS LC | SAINT LOUIS | MO | NURSE PRACTITIONER | 516 | 152 | $21,784 | $143 | premium | 9.0% | (314) 273-0195 |
| 77 | HENRY FORD HEALTH PROVIDENCE HOSPITAL | SOUTHFIELD | MI | PHYSICIAN ASSISTANT | 330 | 151 | $13,300 | $88 | premium | 7.7% | (248) 849-6033 |
| 78 | ST. MARY'S MEDICAL MANAGEMENT, LLC | HUNTINGTON | WV | NURSE PRACTITIONER | 90 | 149 | $12,584 | $84 | premium | 41.7% | — |
| 79 | HEART CENTER OF NORTH TEXAS PA | FORT WORTH | TX | INTERVENTIONAL CARDIOLOGY | 16 | 149 | $17,311 | $116 | premium | 4.5% | (817) 334-2800 |
| 80 | MAYO CLINIC ARIZONA | PHOENIX | AZ | PHYSICIAN ASSISTANT | 1635 | 146 | $47,194 | $323 | premium | 10.6% | (800) 603-0558 |
| 81 | HEART SPECIALISTS OF SARASOTA PL | SARASOTA | FL | PHYSICIAN ASSISTANT | 24 | 146 | $15,686 | $107 | premium | 2.5% | (941) 917-1000 |
| 82 | FLORIDA HOSPITAL HEALTHCARE PARTNERS, INC | DAYTONA BEACH | FL | PHYSICIAN ASSISTANT | 588 | 145 | $29,000 | $200 | premium | 2.4% | (386) 231-6000 |
| 83 | REGIONAL CLINICS OF LONGVIEW | LONGVIEW | TX | NURSE PRACTITIONER | 36 | 143 | $19,162 | $134 | premium | 4.3% | (903) 757-6042 |
| 84 | YALE UNIVERSITY | NEW HAVEN | CT | PHYSICIAN ASSISTANT | 2649 | 140 | $34,480 | $246 | premium | 19.9% | (203) 688-4242 |
| 85 | BAPTIST HEALTH MEDICAL GROUP INC | LOUISVILLE | IN | NURSE PRACTITIONER | 2448 | 140 | $16,976 | $121 | premium | 9.2% | (502) 928-1050 |
| 86 | OLYMPIC MEDICAL PHYSICIANS | PORT ANGELES | WA | PHYSICIAN ASSISTANT | 100 | 139 | $9,313 | $67 | premium | 6.2% | (360) 565-0999 |
| 87 | ST. PETER'S HEALTH PARTNERS MEDICAL ASSOCIATES, P.C. | ALBANY | NY | PHYSICIAN ASSISTANT | 480 | 139 | $15,095 | $109 | premium | 2.8% | (518) 525-1852 |
| 88 | UNIVERSITY OF PITTSBURGH PHYSICIANS | PITTSBURGH | PA | DIAGNOSTIC RADIOLOGY | 4291 | 137 | $17,838 | $130 | premium | 4.9% | — |
| 89 | SPECTRUM HEALTH PRIMARY CARE PARTNERS | GRAND RAPIDS | MI | PHYSICIAN ASSISTANT | 2255 | 136 | $15,508 | $114 | premium | 7.0% | (616) 885-5000 |
| 90 | EDWARD W SPARROW HOSPITAL ASSOCIATION | LANSING | MI | NURSE PRACTITIONER | 694 | 135 | $8,235 | $61 | premium | 6.9% | (517) 484-4033 |
| 91 | FRANCISCAN MEDICAL GROUP | TACOMA | WA | PHYSICIAN ASSISTANT | 1407 | 134 | $26,113 | $195 | premium | 6.0% | (253) 428-2200 |
| 92 | COVENANT MEDICAL GROUP | LUBBOCK | TX | NURSE PRACTITIONER | 227 | 133 | $22,344 | $168 | premium | 4.0% | (806) 725-5844 |
| 93 | SAINT LUKES PHYSICIAN GROUP INC | KANSAS CITY | MO | NURSE PRACTITIONER | 1228 | 132 | $18,682 | $142 | premium | 7.8% | — |
| 94 | ELLIOT PROFESSIONAL SERVICES | MANCHESTER | NH | PHYSICIAN ASSISTANT | 394 | 131 | $13,382 | $102 | premium | 46.6% | (603) 552-1670 |
| 95 | TRI-CITY CARDIOLOGY CONSULTANTS PC | MESA | AZ | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 41 | 131 | $16,777 | $128 | premium | 9.5% | (480) 835-6100 |
| 96 | FOOTHILL CARDIOLOGY MEDICAL GROUP INC | PASADENA | CA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 38 | 130 | $24,700 | $190 | premium | 1.8% | (626) 793-4139 |
| 97 | COMMUNITY CARE NETWORK INC | MUNSTER | IN | NURSE PRACTITIONER | 379 | 130 | $9,100 | $70 | premium | 8.5% | (219) 836-4563 |
| 98 | FACULTY PHYSICIANS AND SURGEONS OF LLUSM | LOMA LINDA | CA | DIAGNOSTIC RADIOLOGY | 1317 | 129 | $22,535 | $175 | premium | 1.8% | — |
| 99 | KANSAS HEART HOSPITAL, LLC | WICHITA | KS | NURSE PRACTITIONER | 24 | 128 | $13,735 | $107 | premium | 15.7% | (316) 630-5000 |
| 100 | CARDIOLOGY SPECIALISTS OF ACADIANA, LLC | LAFAYETTE | LA | CARDIOVASCULAR DISEASE (CARDIOLOGY) | 17 | 128 | $17,544 | $137 | premium | 24.1% | 3372699777139 |
Showing the top 100 of 636 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 →