CPT 84030–84999 codes: Pathology and laboratory
This range contains 129 CPT Category I codes in the 2026 CMS fee schedule data, 4 of which carry work RVUs. Select a code to see its full RVU breakdown, Medicare status and related codes.
- CPT 84030 — Assay of blood pku
- CPT 84035 — Assay of phenylketones
- CPT 84060 — Assay acid phosphatase
- CPT 84066 — Assay prostate phosphatase
- CPT 84075 — Assay alkaline phosphatase
- CPT 84078 — Assay alkaline phosphatase
- CPT 84080 — Assay alkaline phosphatases
- CPT 84081 — Assay phosphatidylglycerol
- CPT 84085 — Assay of rbc pg6d enzyme
- CPT 84087 — Assay phosphohexose enzymes
- CPT 84100 — Assay of phosphorus
- CPT 84105 — Assay of urine phosphorus
- CPT 84106 — Test for porphobilinogen
- CPT 84110 — Assay of porphobilinogen
- CPT 84112 — Eval amniotic fluid protein
- CPT 84119 — Test urine for porphyrins
- CPT 84120 — Assay of urine porphyrins
- CPT 84126 — Assay of feces porphyrins
- CPT 84132 — Assay of serum potassium
- CPT 84133 — Assay of urine potassium
- CPT 84134 — Assay of prealbumin
- CPT 84135 — Assay of pregnanediol
- CPT 84138 — Assay of pregnanetriol
- CPT 84140 — Assay of pregnenolone
- CPT 84143 — Assay of 17-hydroxypregneno
- CPT 84144 — Assay of progesterone
- CPT 84145 — Procalcitonin (pct)
- CPT 84146 — Assay of prolactin
- CPT 84150 — Assay of prostaglandin
- CPT 84152 — Assay of psa complexed
- CPT 84153 — Assay of psa total
- CPT 84154 — Assay of psa free
- CPT 84155 — Assay of protein serum
- CPT 84156 — Assay of protein urine
- CPT 84157 — Assay of protein other
- CPT 84160 — Assay of protein any source
- CPT 84163 — Pappa serum
- CPT 84165 — Lab test that separates blood proteins by electrical charge (serum) (0.36 wRVUs)
- CPT 84166 — Lab test that separates proteins in urine or spinal fluid by electrical charge (0.36 wRVUs)
- CPT 84181 — Western blot test for a specific protein (0.36 wRVUs)
- CPT 84182 — Western blot test with immunological probe for antibodies (0.36 wRVUs)
- CPT 84202 — Assay rbc protoporphyrin
- CPT 84203 — Test rbc protoporphyrin
- CPT 84206 — Assay of proinsulin
- CPT 84207 — Assay of vitamin b-6
- CPT 84210 — Assay of pyruvate
- CPT 84220 — Assay of pyruvate kinase
- CPT 84228 — Assay of quinine
- CPT 84233 — Assay of estrogen
- CPT 84234 — Assay of progesterone
- CPT 84235 — Assay of endocrine hormone
- CPT 84238 — Assay nonendocrine receptor
- CPT 84244 — Assay of renin
- CPT 84252 — Assay of vitamin b-2
- CPT 84255 — Assay of selenium
- CPT 84260 — Assay of serotonin
- CPT 84270 — Assay of sex hormone globul
- CPT 84275 — Assay of sialic acid
- CPT 84285 — Assay of silica
- CPT 84295 — Assay of serum sodium
- CPT 84300 — Assay of urine sodium
- CPT 84302 — Assay of sweat sodium
- CPT 84305 — Assay of somatomedin
- CPT 84307 — Assay of somatostatin
- CPT 84311 — Spectrophotometry
- CPT 84315 — Body fluid specific gravity
- CPT 84375 — Chromatogram assay sugars
- CPT 84376 — Sugars single qual
- CPT 84377 — Sugars multiple qual
- CPT 84378 — Sugars single quant
- CPT 84379 — Sugars multiple quant
- CPT 84392 — Assay of urine sulfate
- CPT 84393 — Tau phosphorylated ea
- CPT 84394 — Total tau
- CPT 84402 — Assay of free testosterone
- CPT 84403 — Assay of total testosterone
- CPT 84410 — Testosterone bioavailable
- CPT 84425 — Assay of vitamin b-1
- CPT 84430 — Assay of thiocyanate
- CPT 84431 — Thromboxane urine
- CPT 84432 — Assay of thyroglobulin
- CPT 84433 — Asy thiopurin s-mthyltrnsfrs
- CPT 84436 — Assay of total thyroxine
- CPT 84437 — Assay of neonatal thyroxine
- CPT 84439 — Assay of free thyroxine
- CPT 84442 — Assay of thyroid activity
- CPT 84443 — Assay thyroid stim hormone
- CPT 84445 — Assay of tsi globulin
- CPT 84446 — Assay of vitamin e
- CPT 84449 — Assay of transcortin
- CPT 84450 — Transferase (ast) (sgot)
- CPT 84460 — Alanine amino (alt) (sgpt)
- CPT 84466 — Assay of transferrin
- CPT 84478 — Assay of triglycerides
- CPT 84479 — Assay of thyroid (t3 or t4)
- CPT 84480 — Assay triiodothyronine (t3)
- CPT 84481 — Free assay (ft-3)
- CPT 84482 — T3 reverse
- CPT 84484 — Assay of troponin quant
- CPT 84485 — Assay duodenal fluid trypsin
- CPT 84488 — Test feces for trypsin
- CPT 84490 — Assay of feces for trypsin
- CPT 84510 — Assay of tyrosine
- CPT 84512 — Assay of troponin qual
- CPT 84520 — Assay of urea nitrogen
- CPT 84525 — Urea nitrogen semi-quant
- CPT 84540 — Assay of urine/urea-n
- CPT 84545 — Urea-n clearance test
- CPT 84550 — Assay of blood/uric acid
- CPT 84560 — Assay of urine/uric acid
- CPT 84577 — Assay of feces/urobilinogen
- CPT 84578 — Test urine urobilinogen
- CPT 84580 — Assay of urine urobilinogen
- CPT 84583 — Assay of urine urobilinogen
- CPT 84585 — Assay of urine vma
- CPT 84586 — Assay of vip
- CPT 84588 — Assay of vasopressin
- CPT 84590 — Assay of vitamin a
- CPT 84591 — Assay of nos vitamin
- CPT 84597 — Assay of vitamin k
- CPT 84600 — Assay of volatiles
- CPT 84620 — Xylose tolerance test
- CPT 84630 — Assay of zinc
- CPT 84681 — Assay of c-peptide
- CPT 84702 — Chorionic gonadotropin test
- CPT 84703 — Chorionic gonadotropin assay
- CPT 84704 — Hcg free betachain test
- CPT 84830 — Ovulation tests
- CPT 84999 — Unlisted chemistry procedure