HCPCS Level II A4285: Polycarbonate Bottle for Breast Pump Replacement

HCPCS Level II code A4285 describes a polycarbonate replacement bottle intended for use with a breast pump, classified as durable medical equipment for breast milk collection; the service type is a replacement accessory for breastfeeding support and the typical site of service is outpatient, home use, or durable medical equipment supply locations where pump accessories are dispensed or shipped to patients.

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HCPCS Level II A4285: Polycarbonate Bottle for Breast Pump Replacement

Customize your policy alerts

Sign up for hcpcs A4285 policy alerts

Get alerted when payer policies referencing A4285 are released or updated.

Monitor payer policy activity

Receive email alerts as soon as relevant payer policies are published or updated.

Clinical & Coding Specifications

Clinical Context

A typical patient scenario involves a lactating parent who requires a replacement polycarbonate bottle for a previously issued breast pump. The patient may present to a hospital outpatient lactation clinic, women’s health clinic, durable medical equipment (DME) supplier, or pediatric clinic after discovering damage or loss of the original bottle, or due to hygiene concerns. A clinician or lactation consultant documents continued need for expression and storage of breastmilk for maternal return-to-work, infant separation, or medical reasons such as infant prematurity or maternal medication therapy.

The clinical workflow begins with the patient request or clinician identification of the missing/damaged bottle. The clinician documents the indication in the medical record, confirms the patient has an appropriate breast pump prescription or prior authorization when required, and orders the replacement accessory using billing code A4285. The DME supplier verifies eligibility, obtains any required modifiers, dispenses the polycarbonate replacement bottle, and documents delivery and counseling on cleaning, sterilization, and safe storage. Follow-up may occur in lactation services or primary care to reassess breastfeeding support and equipment needs.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`99401`	Preventive medicine counseling and/or risk factor reduction intervention(s) provided to an individual, approximately 15 minutes	Counseling on breast pumping technique and equipment use that may accompany dispensing the replacement bottle
`99402`	Preventive medicine counseling, approximately 30 minutes	Extended lactation counseling when complex equipment education is required
`94640`	Pressurized or nonpressurized inhalation treatment for acute airway obstruction — not directly related	Data not applicable; included codes must be clinically relevant
`98960`	Education and training for patient self-management for one patient, face-to-face; typically 30 minutes	Training on pump assembly, cleaning, and milk storage provided by DME or lactation staff
`99070`	Supplies and materials (except spectacles), provided by the physician over and above those usually included with the office visit	Billing for additional supplies or non-covered replacement accessories when payer allows

Related Modifiers

5 rows

Modifier	Description	When to Use
52	Modifier ‑52 (Reduced Services) indicates that a service or procedure was partially reduced or omitted at the provider’s discretion, allowing reporting of the basic procedure number with a qualifier…	- Use modifier -52 when a physician or qualified health professional electively reduces or omits part of a procedure or service (for example, performing fewer required views or omitting a portion of…
53	Modifier 53 (Discontinued Procedure) signals that a surgical or diagnostic service was begun by the physician but terminated because of extenuating circumstances that threatened the patient’s…	- Use modifier -53 when a physician/qualified healthcare professional has started a surgical or diagnostic procedure (e.g., anesthesia administered, incision or scope insertion) and then discontinues…
59	Modifier 59 indicates a distinct procedural service when two procedures that are not normally billed together are clinically and procedurally separate. The CPT definition (as reiterated by CMS)…	- Use modifier -59 to report a distinct procedural service when documentation supports that the procedure reported is not normally billed together with another service on the same day because of a…
76	Modifier -76, Repeat Procedure or Service by Same Physician or Other Qualified Health Care Professional, is appended when the same provider performs an identical, medically necessary procedure or…	- Use modifier -76 when the same physician or other qualified health care professional performs an identical procedure or service a second (or subsequent) time on the same date of service and the…
80	CPT® Modifier 80 (Assistant Surgeon) is appended to a surgical CPT code when a physician (MD or DO) provides full, continuous assistance throughout the operative procedure. It is intended only for…	- Use CPT Modifier -80 when a physician (MD or DO) serves as an assistant surgeon and provides full, continuous assistance throughout the entire operative procedure; append -80 to the surgical CPT…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
251S00000X	Community/Behavioral Health Agency	A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intell…
207Q00000X	Family Medicine Physician	Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadt…
207L00000X	Anesthesiology Physician	An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an opera…
207LA0401X	Addiction Medicine (Anesthesiology) Physician	An anesthesiologist who specializes in the diagnosis and treatment of addictions.
2083P0011X	Undersea and Hyperbaric Medicine (Preventive Medicine) Physician	A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide…
146N00000X	Basic Emergency Medical Technician	A Basic EMT is an individual trained and certified to perform basic life support treatment in medical emergencies based on individual state boards.
208C00000X	Colon & Rectal Surgery Physician	A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by m…
2086P0122X	Physician Nutrition Specialist (Surgery)	A physician who specializes in the diagnosis and treatment of primary nutritional diseases (e.g., undernutrition, overnutrition, and genetic or acquir…

Related ICD-10-CM Codes

25 rows

ICD-10-CM Code	Description
E66.9	Obesity, unspecified
F17.200	Nicotine dependence, unspecified, uncomplicated
F41.9	Anxiety disorder, unspecified
N64.4	Mastodynia
N64.89	Other specified disorders of breast
O10.013	Pre-existing essential hypertension complicating pregnancy, third trimester
O24.414	Gestational diabetes mellitus in pregnancy, insulin controlled
O80	Encounter for full-term uncomplicated delivery
O91.02	Infection of nipple associated with the puerperium
O91.03	Infection of nipple associated with lactation

Showing 1–10 of 25

Related Codes

HCPCS-A4206-STERILE-SYRINGE-1CC-NEEDLE

HCPCS A4206: Syringe with Needle, 1 cc or Less, Sterile

HCPCS-A4207-STERILE-2CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4207: Syringe with Needle, Sterile 2 cc

HCPCS-A4208-STERILE-3CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4208: Syringe with Needle, Sterile 3 cc

HCPCS-A4209-STERILE-SYRINGE-WITH-NEEDLE-5CC-OR-GREATER

HCPCS Level II A4209: Syringe with Needle, Sterile 5 cc or Greater

HCPCS-A4210-NEEDLE-FREE-INJECTION-DEVICE

HCPCS Level II A4210: Needle-free Injection Device, Each

HCPCS-A4211-SUPPLIES-SELF-ADMINISTERED-INJECTIONS

HCPCS Level II A4211: Supplies for Self-Administered Injections

HCPCS-A4212-NON-CORING-NEEDLE-STYLET-CATHETER-ACCESS-SUPPLY

HCPCS Level II A4212: Non-coring Needle or Stylet with/without Catheter

HCPCS-A4213-STERILE-SYRINGE-20CC-OR-GREATER

HCPCS Level II A4213: Syringe, Sterile, 20 cc or Greater, Each

HCPCS-A4215-STERILE-NEEDLE-SINGLE-EACH

HCPCS Level II A4215: Needle, Sterile, Any Size

HCPCS-A4216-STERILE-DILUENT-FLUSH-10ML

HCPCS Level II A4216: Sterile Diluent/Flush, 10 ml

Showing 1–10 of 633

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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Clinical & Coding Specifications

Clinical Context

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`99401`	Preventive medicine counseling and/or risk factor reduction intervention(s) provided to an individual, approximately 15 minutes	Counseling on breast pumping technique and equipment use that may accompany dispensing the replacement bottle
`99402`	Preventive medicine counseling, approximately 30 minutes	Extended lactation counseling when complex equipment education is required
`94640`	Pressurized or nonpressurized inhalation treatment for acute airway obstruction — not directly related	Data not applicable; included codes must be clinically relevant
`98960`	Education and training for patient self-management for one patient, face-to-face; typically 30 minutes	Training on pump assembly, cleaning, and milk storage provided by DME or lactation staff
`99070`	Supplies and materials (except spectacles), provided by the physician over and above those usually included with the office visit	Billing for additional supplies or non-covered replacement accessories when payer allows

Related Modifiers

5 rows

Modifier	Description	When to Use
52	Modifier ‑52 (Reduced Services) indicates that a service or procedure was partially reduced or omitted at the provider’s discretion, allowing reporting of the basic procedure number with a qualifier…	- Use modifier -52 when a physician or qualified health professional electively reduces or omits part of a procedure or service (for example, performing fewer required views or omitting a portion of…
53	Modifier 53 (Discontinued Procedure) signals that a surgical or diagnostic service was begun by the physician but terminated because of extenuating circumstances that threatened the patient’s…	- Use modifier -53 when a physician/qualified healthcare professional has started a surgical or diagnostic procedure (e.g., anesthesia administered, incision or scope insertion) and then discontinues…
59	Modifier 59 indicates a distinct procedural service when two procedures that are not normally billed together are clinically and procedurally separate. The CPT definition (as reiterated by CMS)…	- Use modifier -59 to report a distinct procedural service when documentation supports that the procedure reported is not normally billed together with another service on the same day because of a…
76	Modifier -76, Repeat Procedure or Service by Same Physician or Other Qualified Health Care Professional, is appended when the same provider performs an identical, medically necessary procedure or…	- Use modifier -76 when the same physician or other qualified health care professional performs an identical procedure or service a second (or subsequent) time on the same date of service and the…
80	CPT® Modifier 80 (Assistant Surgeon) is appended to a surgical CPT code when a physician (MD or DO) provides full, continuous assistance throughout the operative procedure. It is intended only for…	- Use CPT Modifier -80 when a physician (MD or DO) serves as an assistant surgeon and provides full, continuous assistance throughout the entire operative procedure; append -80 to the surgical CPT…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
251S00000X	Community/Behavioral Health Agency	A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intell…
207Q00000X	Family Medicine Physician	Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadt…
207L00000X	Anesthesiology Physician	An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an opera…
207LA0401X	Addiction Medicine (Anesthesiology) Physician	An anesthesiologist who specializes in the diagnosis and treatment of addictions.
2083P0011X	Undersea and Hyperbaric Medicine (Preventive Medicine) Physician	A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide…
146N00000X	Basic Emergency Medical Technician	A Basic EMT is an individual trained and certified to perform basic life support treatment in medical emergencies based on individual state boards.
208C00000X	Colon & Rectal Surgery Physician	A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by m…
2086P0122X	Physician Nutrition Specialist (Surgery)	A physician who specializes in the diagnosis and treatment of primary nutritional diseases (e.g., undernutrition, overnutrition, and genetic or acquir…

Related ICD-10-CM Codes

25 rows

ICD-10-CM Code	Description
E66.9	Obesity, unspecified
F17.200	Nicotine dependence, unspecified, uncomplicated
F41.9	Anxiety disorder, unspecified
N64.4	Mastodynia
N64.89	Other specified disorders of breast
O10.013	Pre-existing essential hypertension complicating pregnancy, third trimester
O24.414	Gestational diabetes mellitus in pregnancy, insulin controlled
O80	Encounter for full-term uncomplicated delivery
O91.02	Infection of nipple associated with the puerperium
O91.03	Infection of nipple associated with lactation

Showing 1–10 of 25

Related Codes

HCPCS-A4206-STERILE-SYRINGE-1CC-NEEDLE

HCPCS A4206: Syringe with Needle, 1 cc or Less, Sterile

HCPCS-A4207-STERILE-2CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4207: Syringe with Needle, Sterile 2 cc

HCPCS-A4208-STERILE-3CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4208: Syringe with Needle, Sterile 3 cc

HCPCS-A4209-STERILE-SYRINGE-WITH-NEEDLE-5CC-OR-GREATER

HCPCS Level II A4209: Syringe with Needle, Sterile 5 cc or Greater

HCPCS-A4210-NEEDLE-FREE-INJECTION-DEVICE

HCPCS Level II A4210: Needle-free Injection Device, Each

HCPCS-A4211-SUPPLIES-SELF-ADMINISTERED-INJECTIONS

HCPCS Level II A4211: Supplies for Self-Administered Injections

HCPCS-A4212-NON-CORING-NEEDLE-STYLET-CATHETER-ACCESS-SUPPLY

HCPCS Level II A4212: Non-coring Needle or Stylet with/without Catheter

HCPCS-A4213-STERILE-SYRINGE-20CC-OR-GREATER

HCPCS Level II A4213: Syringe, Sterile, 20 cc or Greater, Each

HCPCS-A4215-STERILE-NEEDLE-SINGLE-EACH

HCPCS Level II A4215: Needle, Sterile, Any Size

HCPCS-A4216-STERILE-DILUENT-FLUSH-10ML

HCPCS Level II A4216: Sterile Diluent/Flush, 10 ml

Showing 1–10 of 633

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

HCPCS Level II A4285: Polycarbonate Bottle for Breast Pump Replacement

Sign up for hcpcs A4285 policy alerts

HCPCS Level II A4285: Polycarbonate Bottle for Breast Pump Replacement

Sign up for hcpcs A4285 policy alerts

Clinical & Coding Specifications

Clinical Context

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related ICD-10-CM Codes

Related Codes

What does HCPCS code A4285 represent and where is it typically used?

Which billing modifiers are commonly associated with A4285 and when are they used?

In what clinical situations and workflow is A4285 normally billed?

Are there other CPT codes commonly billed with A4285?

Which specialties and payers are associated with billing A4285?

References

Clinical & Coding Specifications

Clinical Context

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related ICD-10-CM Codes

Related Codes

What does HCPCS code A4285 represent and where is it typically used?

Which billing modifiers are commonly associated with A4285 and when are they used?

In what clinical situations and workflow is A4285 normally billed?

Are there other CPT codes commonly billed with A4285?

Which specialties and payers are associated with billing A4285?

References