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The following list includes updates posted to mayocliniclabs.com during the month of May:

CPT Code and Test Classification Updates

Test IDTest NameUpdated
FC3AR
75729
C3a Level By RIA
Test Classification
5/27/2021 10:05am
METR1
65609
Cytochrome b5 Reductase Enzyme Activity, Blood
CPT Code Information
5/19/2021 3:05pm
NAGR
82943
Hexosaminidase A and Total, Leukocytes/Molecular Reflex, Whole Blood
CPT Code Information
5/17/2021 10:02am
AIAES
606974
Autoimmune Axonal Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
PCDES
605129
Pediatric Autoimmune Central Nervous System Disorders Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
DYS2
92121
Autoimmune Dysautonomia Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
ENS2
92116
Encephalopathy, Autoimmune Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
MAS1
605125
Autoimmune Myelopathy Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
EPS2
92118
Epilepsy, Autoimmune Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
GID2
92120
Autoimmune Gastrointestinal Dysmotility Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
DMS2
92114
Dementia, Autoimmune Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
MDS2
606192
Movement Disorder, Autoimmune Evaluation, Serum
CPT Code Information
5/11/2021 10:04am
PAVAL
83380
Paraneoplastic, Autoantibody Evaluation, Serum
CPT Code Information
5/11/2021 10:01am
PNEFS
84300
Neuroimmunology Antibody Follow-up, Serum
CPT Code Information
5/11/2021 10:01am
CLLDF
610713
Chronic Lymphocytic Leukemia (CLL), Diagnostic FISH, Varies
CPT Code Information
5/05/2021 8:06pm
CLLMF
610724
Chronic Lymphocytic Leukemia (CLL), Specified FISH, Varies
CPT Code Information
5/05/2021 8:06pm
PSTF
83049
Protein S Antigen, Plasma
Test Classification
5/03/2021 3:02pm

LOINC Updates

Logical Observation Identifiers Names and Codes (LOINC®) is clinical terminology that is important for laboratory test orders and results, and is one of a suite of designated standards for use in U.S. federal government systems for the electronic exchange of clinical health information.

Mayo Clinic Laboratories systematically assigns LOINC values to its assays, as provided in the following spreadsheet.

MCL Education (@mmledu)

MCL Education

This post was developed by our Education and Technical Publications Team.