NEVVI Medicare utilization intelligence
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Market snapshot

Nationwide CY2024

Medicare Part B FFS · CY2024 · as published by CMS
84100 Phosphate level CPT · General Laboratory test
Classification Test General Laboratory Clinical Chemistry (CMS RBCS)
First observed 2013 — start of our 12-year window; the code predates it
National scale 1.76M services ▲ 4.4% YoY · 956,744 beneficiaries (CY2024, Medicare FFS)
Medicare paid $8.2M · $4.63 avg / service, national
CMS descriptor · RBCS classification · Medicare Part B physician/supplier claims, 12-year window
Billing groups
485
Named-group FFS services
381,818
FFS of Medicare
49%
Services YoY
+4.4%
FFS enrollment -2.2%
Estimated all-Medicare volume FFS + estimated MA estimate
~772,467 services

381,818 observed fee-for-service (49%) · ~390,649 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

Top states — 84100 (CY2024)

Disclosed Medicare fee-for-service services by billing state; open a bar for that state's ranked market.

Named-group submitted charges
$9.8M
Named-group allowed amount
$1.8M
Named-group Medicare payments
$1.8M
Avg charge / svc
$26
Avg allowed / svc
$5
Avg payment / svc
$5
Average charge per group
$5 485 groups · avg submitted charge / service $159
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Data year: CY2024 CY2023 CY2022 locked column CY2021 locked column CY2020 locked column
Physician groups ranked by 84100 services, highest first, CY2024
# Physician group activate to sort City activate to sort St activate to sort Specialty activate to sort Providers activate to sort 84100 svcs sorted descending — activate to reverse Submitted charges activate to sort Avg charge activate to sort Medicare $ locked column Share* activate to sort Phone
1 NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC SMITHTOWN NY NURSE PRACTITIONER 462 76,612 $3,766,079 $49 premium 45.3% (631) 751-3000
2 YUMA KIDNEY AND DIALYSIS SPECIALISTS PC YUMA AZ NURSE PRACTITIONER 6 37,192 $362,622 $10 premium 26.4% (928) 388-6138
3 HIGHLANDS ONCOLOGY GROUP PA FAYETTEVILLE AR NURSE PRACTITIONER 79 23,986 $424,375 $18 premium 73.1% (479) 361-2585
4 COASTAL CANCER CENTER LLC MYRTLE BEACH SC RADIATION ONCOLOGY 22 11,855 $687,590 $58 premium 61.3% (843) 449-9415
5 OKLAHOMA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC TULSA OK NURSE PRACTITIONER 47 8,862 $141,792 $16 premium 28.1% (918) 505-3200
6 MAYO CLINIC ARIZONA PHOENIX AZ PHYSICIAN ASSISTANT 1635 7,037 $246,295 $35 premium 5.0% (800) 603-0558
7 FLORIDA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC FORT MYERS FL HEMATOLOGY/ONCOLOGY 437 5,341 $96,138 $18 premium 4.2% (239) 561-9622
8 ONCOLOGY SPECIALTIES, P.C. HUNTSVILLE AL NURSE PRACTITIONER 93 4,801 $115,069 $24 premium 12.0% (256) 705-4224
9 YIUM, SHENOUDA AND MILLER PTRSHP CHATTANOOGA TN NEPHROLOGY 49 4,277 $121,638 $28 premium 12.9% (423) 698-0927
10 THE NEPHROLOGY GROUP INC FRESNO CA NEPHROLOGY 51 4,209 $59,852 $14 premium 1.7% (559) 228-9660
11 EASTERN NEPHROLOGY ASSOCIATES PLLC GREENVILLE NC NEPHROLOGY 77 3,868 $55,003 $14 premium 3.4% (252) 752-8880
12 MID-FLORIDA CANCER CENTERS LLC ORANGE CITY FL HEMATOLOGY/ONCOLOGY 13 3,810 $55,834 $15 premium 3.0% (386) 774-1223
13 CEDARS-SINAI MEDICAL CARE FOUNDATION LOS ANGELES CA PHYSICIAN ASSISTANT 1699 3,745 $63,665 $17 premium 1.5% (310) 423-0674
14 TEXAS ONCOLOGY PA DALLAS TX PHYSICIAN ASSISTANT 995 3,591 $86,184 $24 premium 2.7%
15 CONSOLIDATED MEDICAL PRACTICES OF MEMPHIS,PLLC MEMPHIS TN NURSE PRACTITIONER 114 3,397 $43,890 $13 premium 10.2% (901) 261-0700
16 BRYAN PHYSICIAN NETWORK LINCOLN NE PHYSICIAN ASSISTANT 229 3,317 $33,170 $10 premium 43.0% (402) 481-1111
17 LAFAYETTE ARTHRITIS AND ENDOCRINE CLINIC APMC LAFAYETTE LA NURSE PRACTITIONER 12 2,950 $109,150 $37 premium 23.8% 3372377801206
18 ATRIUS HEALTH INC BOSTON MA NURSE PRACTITIONER 1196 2,850 $54,150 $19 premium 7.5% (617) 421-1000
19 CLAY PLATTE FAMILY MEDICINE CLINIC KANSAS CITY MO FAMILY PRACTICE 25 2,820 $28,215 $10 premium 27.1% (816) 994-8787
20 SCKE INC LAGUNA HILLS CA ENDOCRINOLOGY 20 2,681 $88,473 $33 premium 1.1% (949) 916-9100
21 SAN JUAN ONCOLOGY ASSOCIATES PC FARMINGTON NM HEMATOLOGY/ONCOLOGY 3 2,582 $56,361 $22 premium 40.0% (505) 564-6850
22 MANALAPAN MEDICAL CENTER PA PC MANALAPAN NJ ENDOCRINOLOGY 13 2,561 $19,299 $8 premium 1.1% (732) 845-2200
23 LANCASTER CANCER CENTER LTD LANCASTER PA HEMATOLOGY 4 2,327 $23,270 $10 premium 8.6% (717) 291-1313
24 HORIZON INTERNAL MEDICINE PLLC HIGH POINT NC NURSE PRACTITIONER 15 2,266 $22,660 $10 premium 2.0% (336) 610-1300
25 NEPHROLOGY AND HYPERTENSION ASSOCIATES LTD TUPELO MS NEPHROLOGY 19 2,260 $49,720 $22 premium 39.1% (662) 844-4711
26 ARIZONA COMMUNITY PHYSICIANS PC TUCSON AZ FAMILY PRACTICE 163 2,220 $44,400 $20 premium 1.6% (520) 547-5725
27 VIRGINIA ONCOLOGY ASSOCIATES NORFOLK VA PHYSICIAN ASSISTANT 123 2,215 $53,051 $24 premium 10.7%
28 DIABETES AND ENDOCRINOLOGY CONSULTANTS, PC WEST NYACK NY ENDOCRINOLOGY 5 2,134 $85,360 $40 premium 1.3% (845) 358-6266
29 N RAO BOORGU MD PC FLORENCE AL NEPHROLOGY 5 2,013 $20,130 $10 premium 5.0% (256) 766-1401
30 PINEHURST MEDICAL CLINIC INC PINEHURST NC PHYSICIAN ASSISTANT 156 1,965 $55,020 $28 premium 1.8% (910) 295-5511
31 BAPTIST HEALTH LITTLE ROCK AR NURSE PRACTITIONER 106 1,958 $35,280 $18 premium 6.0% (501) 227-7596
32 NICHOLAS R HALPER MD PC ROCKVILLE CENTRE NY FAMILY PRACTICE 7 1,905 $52,235 $27 premium 1.1% (516) 536-2221
33 MICHIGAN HEALTHCARE PROFESSIONALS PC FARMINGTON HILLS MI INTERNAL MEDICINE 518 1,883 $18,830 $10 premium 6.6% (248) 477-0552
34 HUNTERDON HEMATOLOGY ONCOLOGY, LLC FLEMINGTON NJ HEMATOLOGY/ONCOLOGY 7 1,797 $39,534 $22 premium 0.7% (908) 237-1201
35 COLONIAL FAMILY PRACTICE LLC SUMTER SC DIAGNOSTIC RADIOLOGY 57 1,796 $25,539 $14 premium 9.3% (803) 773-5227
36 CANCER CENTER OF KANSAS PA WICHITA KS HEMATOLOGY/ONCOLOGY 27 1,782 $40,986 $23 premium 8.2% (316) 262-4467
37 AMERICAN ONCOLOGY PARTNERS PA FORT WAYNE FL HEMATOLOGY/ONCOLOGY 333 1,730 $25,950 $15 premium 1.4% (260) 484-8830
38 RHEUMATOLOGY CONSULTANTS, LLP HEWLETT NY RHEUMATOLOGY 10 1,687 $33,760 $20 premium 1.0% (516) 295-4481
39 PAIN TREATMENT CENTERS OF AMERICA PLLC LITTLE ROCK AR NURSE PRACTITIONER 69 1,677 $15,289 $9 premium 5.1%
40 MEDSTAR MEDICAL GROUP - SOUTHERN MARYLAND LLC HOLLYWOOD MD INTERNAL MEDICINE 236 1,660 $41,500 $25 premium 6.8%
41 DIABETES AND GLANDULAR DISEASE CLINIC PA SAN ANTONIO TX ENDOCRINOLOGY 9 1,582 $20,566 $13 premium 1.2% (210) 614-8612
42 RAVI PATEL M D INC BAKERSFIELD CA HEMATOLOGY/ONCOLOGY 20 1,574 $26,758 $17 premium 0.6% (661) 322-2206
43 ISLAND PRIMARY MEDICAL CARE ASSOCIATES PC MASSAPEQUA NY INTERNAL MEDICINE 5 1,560 $18,720 $12 premium 0.9% (516) 798-1116
44 NAUSHIN SIDDIQUI PHYSICIAN PC EAST MEADOW NY INTERNAL MEDICINE 2 1,506 $30,213 $20 premium 0.9% (516) 481-2000
45 ENDOCRINOLOGY CONSULTANTS, PC ENGLEWOOD NJ ENDOCRINOLOGY 9 1,485 $28,865 $19 premium 0.6% (201) 567-8999
46 BARNABAS HEALTH MEDICAL GROUP PC LIVINGSTON NJ NURSE PRACTITIONER 990 1,473 $29,460 $20 premium 0.6%
47 DUPAGE MEDICAL GROUP LTD GLEN ELLYN IL PHYSICIAN ASSISTANT 1323 1,353 $33,825 $25 premium 3.5% (630) 469-9200
48 CAREMED PRIMARY AND URGENT CARE PC PATCHOGUE NY NURSE PRACTITIONER 21 1,338 $33,450 $25 premium 0.8% (631) 475-3900
49 WHITE-WILSON MEDICAL CENTER PA FORT WALTON BEACH FL NURSE PRACTITIONER 45 1,333 $18,662 $14 premium 1.0% (850) 863-8150
50 DR F GEOFFERY CONNER PC VIDALIA GA NURSE PRACTITIONER 5 1,280 $19,200 $15 premium 4.6% (912) 537-9488
51 MANALAPAN MEDICAL CENTER PA PC MANALAPAN NY ENDOCRINOLOGY 13 1,265 $9,361 $7 premium 0.7% (732) 845-2200
52 CANCER SPECIALISTS LLC JACKSONVILLE FL HEMATOLOGY/ONCOLOGY 46 1,260 $13,816 $11 premium 1.0% (904) 516-3737
53 ENDOCRINE AND DIABETES PA LIVINGSTON NJ ENDOCRINOLOGY 2 1,236 $8,565 $7 premium 0.5% (973) 322-7200
54 OKLAHOMA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC TULSA TX NURSE PRACTITIONER 47 1,227 $19,632 $16 premium 0.9% (918) 505-3200
55 IK MEDICAL PC BROOKLYN NY CARDIOVASCULAR DISEASE (CARDIOLOGY) 3 1,221 $30,525 $25 premium 0.7% (718) 759-0105
56 SUMMIT MEDICAL GROUP PA BERKELEY HEIGHTS NJ PHYSICIAN ASSISTANT 1183 1,202 $24,040 $20 premium 0.5% (908) 273-4300
57 ST VINCENT MEDICAL GROUP LITTLE ROCK AR FAMILY PRACTICE 247 1,167 $15,171 $13 premium 3.6% (501) 562-4838
58 QUICK PRIMARY CARE, PA OCALA FL FAMILY PRACTICE 4 1,149 $13,788 $12 premium 0.9% (352) 854-9110
59 BORO PARK MEDICAL PC BROOKLYN NY INTERNAL MEDICINE 5 1,145 $28,625 $25 premium 0.7% (718) 436-1600
60 ADVOCATE HEALTH AND HOSPITALS CORPORATION BUFFALO GROVE IL NURSE PRACTITIONER 3045 1,133 $30,583 $27 premium 3.0% (847) 459-1160
61 JPB MEDICAL GROUP INC VAN NUYS CA INTERNAL MEDICINE 4 1,120 $27,985 $25 premium 0.5% (818) 785-0300
62 OPTUM MEDICAL CARE PC MOUNT KISCO NY INTERNAL MEDICINE 1040 1,078 $12,964 $12 premium 0.6% (914) 241-1050
63 AMARILLO MEDICAL SPECIALISTS,LLP AMARILLO TX NURSE PRACTITIONER 37 1,073 $17,988 $17 premium 0.8% (806) 358-8331
64 STATE UNIVERSITY OF IOWA IOWA CITY IA PHYSICIAN ASSISTANT 1902 1,061 $13,793 $13 premium 15.1% (319) 678-8201
65 WASHINGTON UNIVERSITY SAINT LOUIS MO NURSE PRACTITIONER 3070 1,056 $26,400 $25 premium 10.2% (314) 747-3000
66 SUTTER BAY MEDICAL FOUNDATION PALO ALTO CA INTERNAL MEDICINE 3716 1,043 $33,376 $32 premium 0.4% (415) 600-1020
67 PRINE HEALTH MEDICAL GROUP, PLLC MANHASSET NY NEPHROLOGY 75 1,035 $12,266 $12 premium 0.6% (516) 407-2727
68 CENTER FOR RHEUMATOLOGY MEDICAL CORPORATION LOS ANGELES CA RHEUMATOLOGY 9 1,027 $20,540 $20 premium 0.4% (310) 659-7878
69 MILLENNIUM PHYSICIAN GROUP LLC PORT CHARLOTTE FL PHYSICIAN ASSISTANT 953 1,021 $9,679 $9 premium 0.8% (941) 255-3535
70 VMD PRIMARY PROVIDERS EASTERN MICHIGAN PC NOVI MI PHYSICIAN ASSISTANT 64 1,006 $9,054 $9 premium 3.5%
71 ONCOLOGY-HEMATOLOGY ASSOCIATES OF CENTRAL ILLINOIS P C PEORIA IL NURSE PRACTITIONER 62 1,006 $36,458 $36 premium 2.6% (309) 243-3000
72 ENDOCRINE ASSOCIATE OF WEST VILLAGE PC NEW YORK NY NURSE PRACTITIONER 12 1,004 $21,101 $21 premium 0.6% (212) 675-9332
73 CRYSTAL RUN HEALTHCARE PHYSICIANS LLP MIDDLETOWN NY NURSE PRACTITIONER 372 995 $14,925 $15 premium 0.6% (845) 703-6999
74 CENTRAL OHIO PRIMARY CARE PHYSICIANS, INC. COLUMBUS OH INTERNAL MEDICINE 495 975 $20,475 $21 premium 2.3% (614) 451-9612
75 LESTER E COX MEDICAL CENTERS SPRINGFIELD MO PHYSICIAN ASSISTANT 251 955 $22,570 $24 premium 9.2% (417) 875-3000
76 TENNESSEE ONCOLOGY PLLC NASHVILLE TN HEMATOLOGY/ONCOLOGY 360 933 $8,421 $9 premium 2.8% (615) 385-3751
77 UNIVERSITY OF TEXAS HEALTH SCIENCE CENTER AT SAN ANTONIO SAN ANTONIO TX PHYSICIAN ASSISTANT 1326 933 $13,062 $14 premium 0.7% (210) 450-7044
78 LEGACY HEALTHCARE SERVICES INC DURHAM NC INTERNAL MEDICINE 3859 928 $25,984 $28 premium 0.8% (919) 419-9600
79 EAST COAST MEDICAL ASSOCIATES, INC. BOCA RATON FL ENDOCRINOLOGY 6 913 $9,098 $10 premium 0.7% (561) 391-1085
80 CLEVELAND CLINIC CLEVELAND OH PHYSICIAN ASSISTANT 6828 897 $25,116 $28 premium 2.1%
81 BIRMINGHAM HEMATOLOGY ONCOLOGY ASSOC LLC BIRMINGHAM AL MEDICAL ONCOLOGY 31 881 $15,858 $18 premium 2.2% (205) 592-5077
82 PIONEER MEDICAL ASSOCIATES PC WARREN MI INTERNAL MEDICINE 23 870 $13,050 $15 premium 3.1% (586) 573-5890
83 HUDSON MD GROUP FORT LEE NJ INTERNAL MEDICINE 107 867 $17,340 $20 premium 0.4% (201) 224-0011
84 MAGNOLIA MEDICAL CLINIC P.A. FORT WALTON BEACH FL FAMILY PRACTICE 10 849 $16,980 $20 premium 0.7% (850) 243-7681
85 LEGACY HEALTHCARE SERVICES INC DURHAM FL INTERNAL MEDICINE 3859 821 $16,420 $20 premium 0.6% (919) 419-9600
86 IMC-DIAGNOSTIC AND MEDICAL CLINIC LLC MOBILE AL INTERNAL MEDICINE 167 811 $8,110 $10 premium 2.0%
87 GULFVIEW MEDICAL INSTITUTE PLLC PORT CHARLOTTE FL NURSE PRACTITIONER 5 798 $7,638 $10 premium 0.6% (941) 505-2100
88 PREVENTIVE MEDICINE ASSOCIATES LLC CAMILLUS NY NURSE PRACTITIONER 8 774 $11,610 $15 premium 0.5% (315) 487-8109
89 VANTAGE MEDICAL ASSOCIATES PC FAR ROCKAWAY NY NURSE PRACTITIONER 56 769 $15,380 $20 premium 0.5% (516) 792-1600
90 RONALD C FAGAN MD PC FARMINGDALE NY INTERNAL MEDICINE 4 762 $19,050 $25 premium 0.5% (516) 752-7000
91 MIDWEST NEPHROLOGY GROUP PLLC MIDWEST CITY OK NEPHROLOGY 5 759 $12,243 $16 premium 2.4% (405) 737-4900
92 CHS PHYSICIAN PARTNERS PC ROSLYN NY PHYSICIAN ASSISTANT 734 731 $36,550 $50 premium 0.4%
93 ENDOCRINOLOGY ASSOCIATES P A DTD SCOTTSDALE AZ ENDOCRINOLOGY 10 727 $9,451 $13 premium 0.5% (602) 266-8463
94 EPMED, PA EL PASO TX ANESTHESIOLOGY 21 719 $14,380 $20 premium 0.5%
95 MICHIGAN INSTITUTE OF UROLOGY PC SAINT CLAIR SHORES MI UROLOGY 84 708 $10,620 $15 premium 2.5% (586) 771-4820
96 NORTHWEST ONCOLOGY AND HEMATOLOGY SC ROLLING MEADOWS IL HEMATOLOGY/ONCOLOGY 22 678 $20,240 $30 premium 1.8% (847) 870-4100
97 WESTCHESTER MEDICAL GROUP, P.C WHITE PLAINS NY INTERNAL MEDICINE 409 677 $32,941 $49 premium 0.4% (914) 682-0700
98 SUMMIT MEDICAL GROUP, PLLC KNOXVILLE TN FAMILY PRACTICE 622 673 $7,573 $11 premium 2.0% (865) 938-3627
99 CARDIOVASCULAR CARE INC LOS ALAMITOS CA CARDIOVASCULAR DISEASE (CARDIOLOGY) 6 662 $7,282 $11 premium 0.3% (562) 594-1772
100 TIDEWATER PHYSICIANS MULTISPECIALTY GROUP, PC NEWPORT NEWS VA FAMILY PRACTICE 274 643 $10,931 $17 premium 3.1% (757) 595-9880

Showing the top 100 of 485 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 →