G285

Dye dilution densitometry when rendered in a cardiac catheter lab using a Swan-Ganz catheter, to Z438

Fee

ComponentValue
Provider fee$32.90
Schedule and sources
Fee edition
October 1, 2026
Record effective
2025-04-01
Schedule edition
July 22, 2026; effective July 1, 2026
Official files

PDF page 423 / J9

Dye dilution densitometry when rendered in a cardiac catheter lab using a Swan-Ganz catheter, to Z438 .................... add 32.90
Passages mentioning G285

PDF page 421 / J7

Vascular cannulation
  Z459 Arterial puncture ...................................................................... 10.20
# G268 Cannulation of artery for pressure measurements including cut
          down as necessary..............................................................       31.25
      Note:
      G268 is not eligible for payment with G249, G259, G261, G176, G177, G178, G288,
      Z443 or Z440.
# G269 Cannulation of central vein for pressure measurements or for
         feeding line - not to be billed with right heart catheterization
         (Z439) or with Swan-Ganz catheter insertion......................                           31.25
# G270 Intraosseous infusion...............................................................          23.90
# G309 Umbilical artery catheterization (including obtaining of blood
          sample)................................................................................    45.55
    Venipuncture
+ G480 - infant....................................................................................  9.90
+ G482 - child ..................................................................................... 7.35
+ G489 - adolescent or adult ..............................................................          3.54
     Note:
     G489 is not insured when rendered for the monitoring of adverse effects resulting from a calorie
     restricted weight loss program.
+ G483 Therapeutic venisection...........................................................             9.70
  G282 Umbilical vein catheterization (including obtaining of blood
          sample)................................................................................    43.60
# Z438 Insertion of Swan-Ganz catheter (not included in respiratory or
          critical care benefits) ...........................................................       162.50    6
          Note:
          1.Swan-Ganz catheter insertion is included in the anaesthesia basic units of any surgical
            services where anaesthesia basic units are listed
          2.Z438 includes dye dilution densitometry and/or thermal dilution studies, when rendered
            (except in the setting of a cardiac catheterization laboratory).
          [Commentary:
          See G285 for dye dilution densitometry and G286 for thermal dilution studies performed using a
          Swan-Ganz catheter in a cardiac catheterization laboratory.]
# Z456 Insertion of implantable central venous catheter .....................                       296.50    6
# Z457 Surgical removal or repair of tunneled central venous catheter                                60.00    6
# Z446 Insertion of subcutaneous venous access reservoir ...............                            168.00    6
# Z447 - revision same site................................................................         130.70    6
# E684           - when performed in infant or child, to Z456 or Z446 ....add                       233.65

PDF page 423 / J9

HAEMODYNAMIC/FLOW/METABOLIC STUDIES
      Right heart
# Z439 - pressures only ....................................................................      166.90    6
      Left heart
# Z440 - retrograde aortic ................................................................       208.50    7
# Z441 - transeptal............................................................................   297.15    7
# G296 Dye dilution densitometry and/or thermal dilution studies -
         benefit covers all studies on same day in cath lab .............                         110.95
# G285 Dye dilution densitometry when rendered in a cardiac catheter
         lab using a Swan-Ganz catheter, to Z438 .................... add                          32.90
# G286 Thermal dilution studies when rendered in a cardiac catheter
         lab using a Swan-Ganz catheter, to Z438 .................... add                          32.90

PDF page 424 / J10

DIAGNOSTIC AND THERAPEUTIC PROCEDURES
CARDIOVASCULAR
                                                                                                            Fee           Anae
         Note:
         1.G296 is not eligible for payment on the same patient, same day as Z438.
         2.G296, G299 and/or G289 are not eligible for payment with anaesthesia services rendered for
           a surgical procedure.
         3.G285 or G286 are not eligible for payment on the same patient, same day as G296.
         4.G285 is limited to a maximum of three services per Swann-Ganz insertion.
# G299 Oximetry studies by catheterization........................................                         110.95
# G289 Fick determination ..................................................................               110.95
# G300 Metabolic studies, e.g. coronary sinus lactate and pyruvate
          determinations....................................................................               110.95
# G293 Exercise studies during cardiac catheterization......................                               200.00
# G306 Isotope studies during cardiac catheterization........................                              110.95
# G305 Intracardiac phonocardiography .............................................                        122.40
Fee master record

Master, record 1998. Record Layout PDF, page 1.

G28520250401999999990000032900000000164500000000000000000000000000000000000

Auxiliary master fields are preserved as raw scaled values. The linked layout calls them zero-filled, but this edition contains non-zero values. They are not presented as final dollar fees or PDF units.

FieldRaw / scale 10,000
provider00000329000 / 32.9
assistant00000164500 / 16.45
specialist00000000000 / 0
anaesthetist00000000000 / 0
non anaesthetist00000000000 / 0
Explanation

AI-generated. Unreviewed.

This is dye dilution densitometry done in a cardiac catheter lab using a Swan-Ganz catheter. It is listed under Haemodynamic/Flow/Metabolic Studies in the Cardiovascular section.

Watch out for

Limited to a maximum of three services per Swan-Ganz insertion; not eligible on the same patient, same day as G296.

Related codes

Sources and updates
Fee master effective October 1, 2026Schedule effective July 1, 2026Source versions and changes
Preparing offline search…