R94.30: Abnormal result of cardiovascular function study, unspecified
R94.30, abnormal result of cardiovascular function study, unspecified, is listed as a covered diagnosis in 4 Medicare billing and coding articles that apply to 19 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 2 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 R94.30 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 |
| 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 R94.30
- 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
- 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
- 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)
- R94.31 — Abnormal electrocardiogram [ECG] [EKG]
- R94.39 — Abnormal result of other cardiovascular function study
- R94.131 — Abnormal electromyogram [EMG]
- R94.2 — Abnormal results of pulmonary function studies
Frequently asked questions
Does Medicare cover R94.30 (Abnormal result of cardiovascular function study…)?
Medicare covers items and services, not diagnoses. 4 Medicare billing and coding articles list R94.30 as a covered diagnosis for 19 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 R94.30?
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 R94.30?
A58503 (Billing and Coding: Echocardiography for Myocardial Perfusion); A57183 (Billing and Coding: Cardiovascular Stress Testing, Including Exercise and/or Pharmacological Stress and Stress Echocardiography); A56476 (Billing and Coding: Cardiac Radionuclide Imaging), and 1 more article.
What is ICD-10-CM code R94.30?
R94.30 is the ICD-10-CM code for abnormal result of cardiovascular function study, unspecified, 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