91038 — Prolonged monitoring and recording of esophageal function through nasal tube with electrode
1,449 observed fee-for-service (50%) · ~1,468 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 | 91038 svcs | Submitted charges | Avg charge | Medicare $ locked column | Share* | Phone |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | EAST CAROLINA UNIVERSITY | GREENVILLE | NC | NURSE PRACTITIONER | 491 | 99 | $151,470 | $1,530 | premium | 56.9% | (252) 744-1406 |
| 2 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | CHICAGO | IL | NURSE PRACTITIONER | 4339 | 67 | $20,703 | $309 | premium | 59.8% | — |
| 3 | NEW YORK UNIVERSITY | NEW YORK | NY | DIAGNOSTIC RADIOLOGY | 5704 | 67 | $177,550 | $2,650 | premium | 50.4% | (212) 263-9700 |
| 4 | STANFORD HEALTH CARE | STANFORD | CA | DIAGNOSTIC RADIOLOGY | 3039 | 57 | $120,099 | $2,107 | premium | 28.9% | (650) 723-4000 |
| 5 | WASHINGTON GASTROENTEROLOGY PLLC | TACOMA | WA | PHYSICIAN ASSISTANT | 139 | 49 | $74,725 | $1,525 | premium | 69.0% | (253) 272-5127 |
| 6 | UNIVERSITY MEDICAL ASSOCIATES OF THE MEDICAL UNIVERSITY OF SOUTH CAROL | CHARLESTON | SC | PHYSICIAN ASSISTANT | 1692 | 46 | $23,997 | $522 | premium | 75.4% | (843) 792-1414 |
| 7 | UNIVERSITY HOSPITALS MEDICAL GROUP INC | CLEVELAND | OH | NURSE PRACTITIONER | 2232 | 46 | $6,808 | $148 | premium | 46.0% | — |
| 8 | UNIVERSITY MEDICAL SERVICE ASSOCIATION INC | TAMPA | FL | NURSE PRACTITIONER | 814 | 45 | $53,145 | $1,181 | premium | 59.2% | — |
| 9 | LOUDOUN MEDICAL GROUP, PC | LEESBURG | VA | NURSE PRACTITIONER | 293 | 41 | $30,750 | $750 | premium | 100.0% | (703) 437-0001 |
| 10 | UNIVERSITY OF ALABAMA HEALTH SERVICES FOUNDATION, PC | BIRMINGHAM | AL | NURSE PRACTITIONER | 2788 | 39 | $7,800 | $200 | premium | 100.0% | (205) 934-3460 |
| 11 | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI | NEW YORK | NY | PHYSICIAN ASSISTANT | 2818 | 38 | $71,440 | $1,880 | premium | 28.6% | (212) 241-4812 |
| 12 | HENRY FORD HEALTH SYSTEM | DETROIT | MI | PHYSICIAN ASSISTANT | 2536 | 38 | $7,942 | $209 | premium | 70.4% | (313) 916-2600 |
| 13 | GASTROENTEROLOGY SPECIALTIES PC | LINCOLN | NE | GASTROENTEROLOGY | 51 | 35 | $44,800 | $1,280 | premium | 66.0% | (402) 465-4545 |
| 14 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | MA | PHYSICIAN ASSISTANT | 2942 | 35 | $8,225 | $235 | premium | 32.7% | (617) 732-5500 |
| 15 | BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC | BOSTON | IL | PHYSICIAN ASSISTANT | 2942 | 34 | $8,014 | $236 | premium | 30.4% | (617) 732-5500 |
| 16 | VIRTUA MEDICAL GROUP, PA | VOORHEES | PA | PHYSICIAN ASSISTANT | 1662 | 32 | $5,792 | $181 | premium | 25.2% | (856) 247-7260 |
| 17 | DIGESTIVE HEALTH PARTNERS PA | ASHEVILLE | NC | GASTROENTEROLOGY | 65 | 30 | $15,000 | $500 | premium | 17.2% | (828) 254-0881 |
| 18 | ST LUKES PHYSICIAN GROUP INC | BETHLEHEM | PA | PHYSICIAN ASSISTANT | 2164 | 29 | $4,186 | $144 | premium | 22.8% | (484) 526-2400 |
| 19 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | SAN DIEGO | CA | DIAGNOSTIC RADIOLOGY | 2057 | 29 | $10,865 | $375 | premium | 14.7% | (800) 926-8273 |
| 20 | DUKE HEALTH INTEGRATED PRACTICE INC | DURHAM | NC | PHYSICIAN ASSISTANT | 3051 | 28 | $6,412 | $229 | premium | 16.1% | (919) 684-8111 |
| 21 | UNIVERSITY OF MARYLAND PHYSICIANS PA | BALTIMORE | MD | NURSE PRACTITIONER | 396 | 27 | $20,115 | $745 | premium | 31.4% | (410) 328-7877 |
| 22 | UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER AT DALLAS | DALLAS | TX | PHYSICIAN ASSISTANT | 3200 | 27 | $6,561 | $243 | premium | 16.6% | (214) 633-5555 |
| 23 | WASHINGTON UNIVERSITY | SAINT LOUIS | MO | NURSE PRACTITIONER | 3070 | 26 | $5,552 | $214 | premium | 48.1% | (314) 747-3000 |
| 24 | MONTANA GASTROENTEROLOGY, PLLC | MISSOULA | MT | GASTROENTEROLOGY | 24 | 25 | $30,936 | $1,237 | premium | 100.0% | (406) 541-6844 |
| 25 | REGENTS OF THE UNIV OF CA | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 1608 | 25 | $5,850 | $234 | premium | 12.7% | (877) 827-7463 |
| 26 | SUTTER VALLEY MEDICAL FOUNDATION | SACRAMENTO | CA | DIAGNOSTIC RADIOLOGY | 2420 | 24 | $6,072 | $253 | premium | 12.2% | (916) 681-8852 |
| 27 | UNIVERSITY OF PENN - MEDICAL GROUP | PHILADELPHIA | PA | PHYSICIAN ASSISTANT | 3505 | 24 | $4,560 | $190 | premium | 18.9% | (215) 662-2777 |
| 28 | TRIHEALTH H LLC | CINCINNATI | OH | OBSTETRICS/GYNECOLOGY | 853 | 24 | $4,080 | $170 | premium | 24.0% | (513) 246-7000 |
| 29 | THE ASSOCIATION OF UNIVERSITY PHYSICIANS | SEATTLE | WA | PHYSICIAN ASSISTANT | 3612 | 22 | $3,710 | $169 | premium | 31.0% | (206) 364-0500 |
| 30 | AVERA MCKENNAN | SIOUX FALLS | IA | NURSE PRACTITIONER | 964 | 20 | $1,057 | $53 | premium | 100.0% | (605) 322-5180 |
| 31 | UNMC PHYSICIANS | OMAHA | NE | PHYSICIAN ASSISTANT | 1514 | 18 | $3,157 | $175 | premium | 34.0% | (402) 559-4000 |
| 32 | GASTRO HEALTH, LLC | MIAMI | FL | GASTROENTEROLOGY | 256 | 17 | $25,500 | $1,500 | premium | 22.4% | (305) 913-0666 |
| 33 | UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL | CHAPEL HILL | NC | NURSE PRACTITIONER | 2120 | 17 | $3,077 | $181 | premium | 9.8% | (984) 215-5556 |
| 34 | MAINEHEALTH | PORTLAND | MI | NURSE PRACTITIONER | 2574 | 16 | $2,178 | $136 | premium | 29.6% | (207) 885-9905 |
| 35 | UNIVERSITY OF CINCINNATI PHYSICIANS COMPANY LLC | CINCINNATI | OH | NURSE PRACTITIONER | 1504 | 16 | $2,560 | $160 | premium | 16.0% | (513) 584-1000 |
| 36 | CEDARS-SINAI MEDICAL CENTER | WEST HOLLYWOOD | CA | NURSE PRACTITIONER | 802 | 16 | $3,004 | $188 | premium | 8.1% | (310) 423-3277 |
| 37 | BANNER - UNIVERSITY PHYSICIAN SPECIALISTS LLC | PHOENIX | AZ | PHYSICIAN ASSISTANT | 349 | 15 | $2,205 | $147 | premium | 37.5% | (602) 839-3927 |
| 38 | KENTUCKY MEDICAL SERVICES FOUNDATION, INC | LEXINGTON | KY | DIAGNOSTIC RADIOLOGY | 989 | 15 | $2,535 | $169 | premium | 100.0% | (859) 257-1412 |
| 39 | WAKE FOREST UNIVERSITY HEALTH SCIENCES | WINSTON SALEM | SC | PHYSICIAN ASSISTANT | 2609 | 15 | $3,015 | $201 | premium | 24.6% | (336) 713-9800 |
| 40 | CHESAPEAKE DIGESTIVE ASSOCIATES, PC | ANNAPOLIS | MD | GASTROENTEROLOGY | 37 | 14 | $21,000 | $1,500 | premium | 16.3% | 4102244887421 |
| 41 | CLEVELAND CLINIC | CLEVELAND | OH | PHYSICIAN ASSISTANT | 6828 | 14 | $5,012 | $358 | premium | 14.0% | — |
| 42 | BEACON MEDICAL GROUP INC | SOUTH BEND | IN | NURSE PRACTITIONER | 575 | 14 | $18,032 | $1,288 | premium | 100.0% | (574) 647-7275 |
| 43 | FLORIDA CLINICAL PRACTICE ASSOCIATION INC | GAINESVILLE | FL | NURSE PRACTITIONER | 1912 | 14 | $4,340 | $310 | premium | 18.4% | (352) 265-8990 |
| 44 | AUSTIN GASTROENTEROLOGY PLLC | AUSTIN | TX | GASTROENTEROLOGY | 80 | 13 | $11,973 | $921 | premium | 8.0% | (512) 454-4588 |
| 45 | SAINTS MEDICAL GROUP, LLC | OKLAHOMA CITY | KS | PHYSICIAN ASSISTANT | 435 | 13 | $15,925 | $1,225 | premium | 100.0% | — |
| 46 | SJHMC PHYSICIAN SERVICES | PHOENIX | AZ | NURSE PRACTITIONER | 690 | 13 | $2,067 | $159 | premium | 32.5% | (602) 406-6017 |
| 47 | UT PHYSICIANS | HOUSTON | TX | NURSE PRACTITIONER | 1758 | 12 | $2,748 | $229 | premium | 7.4% | (713) 566-5000 |
| 48 | ARIZONA DIGESTIVE HEALTH PC | GLENDALE | AZ | GASTROENTEROLOGY | 132 | 12 | $7,920 | $660 | premium | 30.0% | (602) 843-1265 |
| 49 | GASTROENTEROLOGY CONSULTANTS LTD | RENO | NV | CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) | 38 | 12 | $4,212 | $351 | premium | 100.0% | (775) 329-4600 |
| 50 | AVERA MCKENNAN | SIOUX FALLS | SD | NURSE PRACTITIONER | 964 | 12 | $636 | $53 | premium | 100.0% | (605) 322-5180 |
| 51 | SCOTT AND WHITE CLINIC | TEMPLE | TX | PHYSICIAN ASSISTANT | 2435 | 11 | $2,167 | $197 | premium | 6.7% | (254) 724-2663 |
| 52 | ILLINOIS GASTROENTEROLOGY GROUP LLC | ELGIN | IL | GASTROENTEROLOGY | 114 | 11 | $5,049 | $459 | premium | 9.8% | (847) 888-1300 |
| 53 | THE OREGON CLINIC, PC | PORTLAND | OR | PHYSICIAN ASSISTANT | 347 | 11 | $15,961 | $1,451 | premium | 39.3% | (503) 239-6673 |
*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 →