R94.39: Abnormal result of other cardiovascular function study
R94.39, abnormal result of other cardiovascular function study, is listed as a covered diagnosis in 6 Medicare billing and coding articles that apply to 21 HCPCS Level II codes, including A9700 (Supply of injectable contrast material for use in…), J0153 (Injection, adenosine, 1 mg (not to be used to report any…), J1250 (Injection, dobutamine hydrochloride, per 250 mg). The articles come from 4 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.
HCPCS Level II codes with R94.39 as a covered diagnosis
| Code | Description | Medicare coverage | DMEPOS fee 2026 (state range) | Articles listing it |
|---|---|---|---|---|
| A9700 | Supply of injectable contrast material for use in echocardiography, per study | Special coverage instructions apply | — | 2 |
| J0153 | Injection, adenosine, 1 mg (not to be used to report any adenosine phosphate compounds) | Special coverage instructions apply | — | 3 |
| J1250 | Injection, dobutamine hydrochloride, per 250 mg | Special coverage instructions apply | — | 3 |
| J1245 | Injection, dipyridamole, per 10 mg | Special coverage instructions apply | — | 3 |
| Q9957 | Injection, perflutren lipid microspheres, per ml | Carrier judgment | — | 1 |
| Q9956 | Injection, octafluoropropane microspheres, per ml | Carrier judgment | — | 1 |
| Q9950 | Injection, sulfur hexafluoride lipid microspheres, per ml | Carrier judgment | — | 1 |
| Q9955 | Injection, perflexane lipid microspheres, per ml | Carrier judgment | — | 1 |
| G0278 | Iliac and/or femoral artery angiography, non-selective, bilateral or ipsilateral to catheter insertion, performed at the same time as cardiac catheterization and/or coronary angiography, includes positioning or placement of the catheter in the distal aorta or ipsilateral femoral or iliac artery, injection of dye, production of permanent images, and radiologic supervision and interpretation (list separately in addition to primary procedure) | Carrier judgment | — | 2 |
| G0269 | Placement of occlusive device into either a venous or arterial access site, post surgical or interventional procedure (e.g., angioseal plug, vascular plug) | Special coverage instructions apply | — | 2 |
| J0461 | Injection, atropine sulfate, 0.01 mg | Special coverage instructions apply | — | 2 |
| J0280 | Injection, aminophyllin, up to 250 mg | Special coverage instructions apply | — | 2 |
| J3490 | Unclassified drugs | Special coverage instructions apply | — | 1 |
| A9500 | Technetium tc-99m sestamibi, diagnostic, per study dose | Carrier judgment | — | 1 |
| A9502 | Technetium tc-99m tetrofosmin, diagnostic, per study dose | Carrier judgment | — | 1 |
| A9555 | Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries | Carrier judgment | — | 1 |
| A9505 | Thallium tl-201 thallous chloride, diagnostic, per millicurie | Carrier judgment | — | 1 |
| A9526 | Nitrogen n-13 ammonia, diagnostic, per study dose, up to 40 millicuries | Carrier judgment | — | 1 |
| A4641 | Radiopharmaceutical, diagnostic, not otherwise classified | Carrier judgment | — | 1 |
| A9501 | Technetium tc-99m teboroxime, diagnostic, per study dose | Carrier judgment | — | 1 |
| A9611 | Flurpiridaz f 18, diagnostic, 1 millicurie | Carrier judgment | — | 1 |
Medicare policy articles listing R94.39
- A58503: Billing and Coding: Echocardiography for Myocardial Perfusion (Palmetto GBA (MAC - Part A, MAC - Part B); 5 Level II codes). LCD with the same title: L38786
- A57183: Billing and Coding: Cardiovascular Stress Testing, Including Exercise and/or Pharmacological Stress and Stress Echocardiography (Noridian Healthcare Solutions, LLC (MAC - Part A, MAC - Part B); 4 Level II codes). LCD with the same title: L34324
- A56500: Billing and Coding: Cardiac Catheterization and Coronary Angiography (CGS Administrators, LLC (MAC - Part A, MAC - Part B); 2 Level II codes). LCD with the same title: L33557, L33959
- A56476: Billing and Coding: Cardiac Radionuclide Imaging (Palmetto GBA (MAC - Part A, MAC - Part B); 13 Level II codes). LCD with the same title: L33457
- A52850: Billing and Coding: Cardiac Catheterization and Coronary Angiography (Wellpoint Federal (MAC - Part A, MAC - Part B); 2 Level II codes). LCD with the same title: L33557, L33959
- A56625: Billing and Coding: Echocardiography (Palmetto GBA (MAC - Part A, MAC - Part B); 6 Level II codes). LCD with the same title: L37379
A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.
Other R94 diagnoses (Abnormal results of function studies)
- R94.30 — Abnormal result of cardiovascular function study, unspecified
- R94.31 — Abnormal electrocardiogram [ECG] [EKG]
- R94.131 — Abnormal electromyogram [EMG]
- R94.2 — Abnormal results of pulmonary function studies
Frequently asked questions
Does Medicare cover R94.39 (Abnormal result of other cardiovascular function study)?
Medicare covers items and services, not diagnoses. 6 Medicare billing and coding articles list R94.39 as a covered diagnosis for 21 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.
Which HCPCS codes can be billed with ICD-10 R94.39?
The Level II codes from the policies most specific to this diagnosis are A9700 (Supply of injectable contrast material for use in…, 2 articles); J0153 (Injection, adenosine, 1 mg (not to be used to report any…, 3 articles); J1250 (Injection, dobutamine hydrochloride, per 250 mg, 3 articles); J1245 (Injection, dipyridamole, per 10 mg, 3 articles); Q9957 (Injection, perflutren lipid microspheres, per ml, 1 article). Code choice depends on the item supplied; check each code's descriptor.
Which Medicare policy articles list R94.39?
A58503 (Billing and Coding: Echocardiography for Myocardial Perfusion); A57183 (Billing and Coding: Cardiovascular Stress Testing, Including Exercise and/or Pharmacological Stress and Stress Echocardiography); A56500 (Billing and Coding: Cardiac Catheterization and Coronary Angiography), and 3 more articles.
What is ICD-10-CM code R94.39?
R94.39 is the ICD-10-CM code for abnormal result of other cardiovascular function study, in category R94 (Abnormal results of function studies), chapter 18: Symptoms, signs and abnormal findings.
Next steps
- Run a reimbursement report for a device billed under A9700
- Watch A9700 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for A9700
Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.
Chapter 18: Symptoms, signs and abnormal findings · All diagnoses · HCPCS lookup