HCPCS 83540
Laboratory test (ClaimLight category; the code descriptor is not shown)
Laboratory Work RVU per service none (2020 fee schedule; adds 0 work RVUs)
Trend
Medicare payment on the code
Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Data years 2020–2024.
Billers
Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Data years 2020–2024.
| observed | calculated | calculated | calculated | calculated | calculated | reported | |
|---|---|---|---|---|---|---|---|
| 2024 | 8,692 | $22,309,606 | +6% | 3,526,157 | 38 | 683 | 0.00 |
| 2023 | 8,510 | $21,021,217 | +5% | 3,323,950 | 38 | 666 | 0.00 |
| 2022 | 8,287 | $19,938,459 | +1% | 3,128,010 | 40 | 647 | 0.00 |
| 2021 | 8,283 | $19,833,845 | +12% | 3,072,941 | 40 | 742 | 0.00 |
| 2020 | 7,771 | $17,781,435 | first year in data | 2,772,709 | 39 | 759 | 0.00 |
Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Data years 2020–2024.
By state
| observed | calculated | calculated | calculated | calculated | calculated | |
|---|---|---|---|---|---|---|
| Florida | 782 | $2,375,546 | 370,785 | 93 | 1,009 | |
| California | 370 | $2,150,342 | 335,029 | 100 | 2,762 | |
| New Jersey | 135 | $1,964,439 | 306,072 | 50 | 3,066 | |
| Texas | 738 | $1,456,526 | 227,060 | 45 | 441 | |
| New York | 652 | $1,423,161 | 221,795 | 44 | 1,054 | |
| North Carolina | 449 | $1,164,292 | 181,418 | 38 | 238 | |
| Arizona | 134 | $631,550 | 98,463 | 47 | 1,793 | |
| Ohio | 155 | $567,276 | 88,359 | 29 | 800 | |
| Alabama | 220 | $539,614 | 84,287 | 40 | 521 | |
| Tennessee | 561 | $536,758 | 83,927 | 30 | 329 | |
| Illinois | 254 | $518,656 | 80,808 | 52 | 1,093 | |
| Massachusetts | 292 | $454,233 | 70,672 | 26 | 225 | |
| Pennsylvania | 122 | $438,686 | 68,337 | 61 | 1,948 | |
| Georgia | 255 | $434,840 | 67,760 | 45 | 454 | |
| Maryland | 153 | $326,742 | 50,901 | 41 | 808 |
Not listed: 1 billers with an armed-forces or unknown state code (XX); they are in the national totals.
Not listed: 7 states with fewer than 11 billers (small cells).
Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Providers placed by practice address. Data year 2020.
Top metro areas
| observed | calculated | calculated | calculated | calculated | |
|---|---|---|---|---|---|
| New York-Newark-Jersey City, NY-NJ | 510 | $3,231,659 | 503,530 | 68 | |
| Los Angeles-Long Beach-Anaheim, CA | 249 | $1,240,561 | 193,088 | 89 | |
| Tampa-St. Petersburg-Clearwater, FL | 81 | $899,810 | 140,247 | 249 | |
| Dallas-Fort Worth-Arlington, TX | 223 | $585,772 | 91,315 | 53 | |
| Phoenix-Mesa-Chandler, AZ | 42 | $515,829 | 80,463 | 70 | |
| Miami-Fort Lauderdale-West Palm Beach, FL | 102 | $480,552 | 74,830 | 129 | |
| Chicago-Naperville-Elgin, IL-IN | 185 | $455,714 | 70,985 | 45 | |
| Boston-Cambridge-Newton, MA-NH | 206 | $414,005 | 64,387 | 24 | |
| Birmingham, AL | 49 | $400,323 | 62,469 | 33 | |
| San Diego-Chula Vista-Carlsbad, CA | 26 | $350,446 | 54,591 | 181 | |
| Houston-Pasadena-The Woodlands, TX | 65 | $333,721 | 51,941 | 23 | |
| Columbus, OH | 101 | $331,007 | 51,547 | 24 | |
| Atlanta-Sandy Springs-Roswell, GA | 57 | $301,335 | 46,892 | 31 | |
| Austin-Round Rock-San Marcos, TX | 79 | $271,382 | 42,292 | 48 | |
| Kansas City, MO-KS | 40 | $252,143 | 39,257 | 29 |
Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). The 82 areas with the most payment among those with at least 11 billers; non-metro parts of each state are one area. Data year 2020.
Specialties billing 83540 nationally
Clinical Laboratory accounts for 72% of payment for 83540 nationally in 2020, across 21 specialties on claims.
| observed | calculated | calculated | calculated | calculated | calculated | |
|---|---|---|---|---|---|---|
| Clinical Laboratory | 638 | 8.2% | $12,743,000 | 72% | 1,985,687 | 3,112 |
| Hematology-Oncology | 1,108 | 14% | $1,881,329 | 11% | 293,948 | 265 |
| Internal Medicine | 2,279 | 29% | $1,082,855 | 6.1% | 168,955 | 74 |
| Medical Oncology | 400 | 5.1% | $540,155 | 3.0% | 84,376 | 211 |
| Family Practice | 1,480 | 19% | $465,252 | 2.6% | 72,762 | 49 |
| Pathology | 38 | 0.49% | $263,616 | 1.5% | 41,168 | 1,083 |
| Nurse Practitioner | 616 | 7.9% | $193,108 | 1.1% | 30,146 | 49 |
| Nephrology | 331 | 4.3% | $185,336 | 1.0% | 28,987 | 88 |
| Endocrinology | 100 | 1.3% | $101,316 | 0.57% | 15,831 | 158 |
| Cardiology | 50 | 0.64% | $59,329 | 0.33% | 9,256 | 185 |
| Physician Assistant | 238 | 3.1% | $56,584 | 0.32% | 8,831 | 37 |
| Gastroenterology | 203 | 2.6% | $52,694 | 0.30% | 8,235 | 41 |
| Rheumatology | 96 | 1.2% | $49,124 | 0.28% | 7,694 | 80 |
| Hematology | 21 | 0.27% | $24,268 | 0.14% | 3,792 | 181 |
| General Practice | 34 | 0.44% | $19,565 | 0.11% | 3,053 | 90 |
Not listed: 19 specialties with fewer than 11 billers (small cells).
Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service). Provider-level lines (fewer than 11 beneficiaries suppressed by CMS); specialty is the provider type on claims. Data year 2020.
Top billers of 83540 nationally
Named top billers are a Pro figure, and Pro is not available to buy, so this list is not shown to any account. The counts and totals by state, metro area and specialty on this page are free.
Original Medicare Part B fee-for-service only; CMS suppresses provider lines with fewer than 11 beneficiaries. How these figures are computed · Limitations