How to Fill Out and Submit the Hillrom Vest Order Form

The Hillrom Vest order form — officially the Vest APX System Prescription/Order Form issued by Advanced Respiratory Inc., a Baxter company — is the prescription document your healthcare provider completes to request a high-frequency chest wall oscillation (HFCWO) device for home use. It captures the patient’s demographics and insurance, the clinical case for the device, and the physician’s treatment protocol, and it is faxed with supporting records to Baxter’s intake team at 1-800-870-8452.¹ Insurance authorization usually takes 45 to 90 days once the packet arrives, so a clean submission the first time saves weeks.²

Where to Get the Current Form

The form is a free PDF download from the Vest APX System product page at hillrom.com, under “Product Literature and Videos.”³ A provider can also request it from a local Baxter Respiratory Health sales representative or by calling Baxter customer service at 1-800-426-4224.¹ There is a separate form for the older Model 105 system. Make sure the version in hand matches the device being ordered.

Confirm the Patient Qualifies Before You Start

Medicare covers HFCWO devices under Local Coverage Determination L33785, and most private insurers apply similar rules. A qualifying diagnosis falls into one of three categories, and prior airway clearance therapy must have failed or been contraindicated.⁴

Cystic fibrosis, with the treatment-failure requirement.
Bronchiectasis confirmed by CT scan (high-resolution, spiral, or standard), with either a daily productive cough for at least six continuous months or more than two antibiotic-requiring exacerbations per year. Chronic bronchitis and COPD alone do not qualify unless bronchiectasis is separately confirmed.
Neuromuscular disease, including post-polio syndrome, acid maltase deficiency, anterior horn cell diseases, multiple sclerosis, quadriplegia, hereditary muscular dystrophy, myotonic disorders, other myopathies, and paralysis of the diaphragm.

One boundary worth checking before you fax anything: Medicare does not consider it reasonable or necessary for a patient to use both an HFCWO device (E0483) and a mechanical in-exsufflation device (E0482). If the patient already has the latter and the insurer follows Medicare rules, the order will be denied.⁴

Documentation to Gather Before Filling It Out

The form lists four attachments that must travel with it: patient demographics, a copy of the insurance card, medical records, and face-to-face encounter documents.¹ A missing attachment is the single most common reason intake stalls.

Face-to-Face Encounter

For Medicare-covered HFCWO, a qualifying practitioner visit must occur within six months before the order is signed.⁵ The visit note should describe the respiratory condition, the clinical need for HFCWO, and why conventional treatments failed. Telehealth visits can satisfy the requirement when standard telehealth coverage rules are met.

Medical Records

Office notes should show the respiratory picture clearly. Bronchiectasis records must include the confirming CT scan. The form specifically asks whether the patient has had three or more exacerbations requiring antibiotics in the past 12 months, or a daily productive cough lasting at least six months.¹ All notes must be legible, signed, and dated. Medicare does not accept stamped signatures.⁶

Insurance Card Copies

Have front-and-back photocopies of the primary and any secondary insurance cards ready. Baxter’s team uses them to run the benefits check that sets cost-sharing. Illegible scans and expired cards generate avoidable callbacks.

How to Fill Out the Form

The form is one page (double-sided in some versions) divided into patient information, clinical criteria, and the prescriber’s order. Every required field matters. Blanks stall the file.

Patient Section

The top block takes the patient’s full legal name, date of birth, gender, primary language, and home address. It also asks for chest circumference, height, and weight, which Baxter uses to assign the correct garment type (vest or wrap) and size. Enter primary and secondary insurance carriers and member ID numbers exactly as they appear on the cards. A patient contact block captures a contact name, relationship, phone numbers, and email.¹

Provider and Facility Section

Below the patient block, enter the ordering physician or primary care provider’s name, phone, and email, along with the facility contact person’s details. The “last seen” date ties directly to the face-to-face requirement, so it should fall within the six-month window. If the patient is hospitalized, check the box and enter the expected discharge date, because the device ships to the home.

Clinical Criteria and Diagnosis

This is where the medical case gets made. Check the boxes for airway clearance methods already tried: manual or percussor chest physiotherapy, oscillating PEP, standard PEP, or an indication that the patient cannot use other methods. Mark the reasons therapy failed, such as inability to tolerate treatment, aspiration risk, or caregiver limitations. Enter the primary and secondary ICD-10 diagnosis codes. For bronchiectasis, indicate whether the diagnosis was confirmed by CT scan or by a statement in the medical record. If the patient uses nebulizer therapy alongside HFCWO, check that box too.¹

Order and Protocol

The order section pre-fills HCPCS code E0483, which covers the complete HFCWO system including all accessories and supplies.⁷ The prescriber specifies the protocol: standard or custom, treatments per day, minutes per treatment, oscillation frequencies, and minimum daily minutes of use. The “length of need” field defaults to 99 months for lifetime use and can be adjusted.¹

Prescriber Signature

The prescriber signs and dates the form by hand and prints their full name and NPI number. Stamped signatures are not accepted, and the form states this in bold. The signature date must align with the dates on the supporting clinical notes. A mismatch between the order date and the records is a red flag for reviewers.¹

How to Submit the Packet

Fax the completed form with all four attachments to Baxter’s centralized intake line at 1-800-870-8452.⁸ Fax is the method listed on the form and the product page; Baxter’s materials do not reference an online upload portal.³

Before you send, run a short checklist. Every page of the medical records is included. Insurance card copies are legible. The face-to-face encounter note is attached. The prescriber’s signature is handwritten. Send everything in one transmission; partial faxes create tracking problems. Keep the fax confirmation page as proof of delivery, and use a HIPAA-compliant fax line, since the packet contains protected health information.

What Happens After You Fax

Baxter’s billing and clinical teams open an insurance verification and benefits check once the fax lands. They contact the insurer to confirm coverage under the plan’s durable medical equipment rules and to determine cost-sharing. If the documentation does not clearly support medical necessity, Baxter may ask the prescriber for a formal Letter of Medical Necessity describing the condition, prior treatment failures, and the rationale for HFCWO.

Authorization typically runs 45 to 90 days, and an appeal extends that window.² During the wait, neither the patient nor the provider needs to act unless Baxter requests more documentation. After approval, a Baxter representative schedules delivery to the patient’s home and provides an in-home setup and training session covering operation, oscillation settings, and maintenance.⁹

Common Reasons Orders Get Denied

Most denials come down to a short list: incomplete documentation of prior treatment failures, a diagnosis that does not match the LCD criteria, missing face-to-face encounter records, or an insurer treating the device as experimental for the specific condition. The denial notice states the reason, and the reason dictates the fix.

When the problem is thin clinical evidence, the most effective response is a detailed Letter of Medical Necessity from the prescriber. It should name the diagnosis, walk through each airway clearance method attempted and why it failed, and reference clinical guidelines or protocols supporting HFCWO for the condition. Attach updated records showing recent exacerbations or declining lung function if they exist. For Medicare, standard Part B appeal rights apply, starting with a redetermination request to the Medicare contractor and progressing from there if needed.

1
Baxter. The Vest APX System Prescription/Order Form
2
Baxter. The Vest and Monarch Airway Clearance Systems Answers to Your Financial Questions
3
Baxter. The Vest APX System
4
Centers for Medicare & Medicaid Services. LCD – High Frequency Chest Wall Oscillation Devices (L33785)
5
Centers for Medicare & Medicaid Services. DMEPOS Order and Face-to-Face Encounter Requirements
6
Centers for Medicare & Medicaid Services. Complying with Medicare Signature Requirements
7
Centers for Medicare & Medicaid Services. High Frequency Chest Wall Oscillation Devices – Policy Article
8
Baxter. Hillrom Vest Order Form
9
Baxter. THE VEST Airway Clearance System, Model 105 (Home Care)