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C9785

C9785Endoscopic outlet reduction, gastric pouch application, with endoscopy and intraluminal tube insertion, if performed, including all system and tissue anchoring components

HCPCSActiveBETOS P1G

C9785 is a HCPCS Level II code for endoscopic outlet reduction, gastric pouch application, with endoscopy and intraluminal tube insertion, if performed, including all system and tissue anchoring components. It belongs to the Outpatient Prospective Payment System section. Whether Medicare pays it depends on the coverage rule below.

Medicare coverage: Special coverage instructions apply

There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.

From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.

Medically Unlikely Edits — units per day

The most units of C9785 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.

practitioner
1 unit
MAI 2 — Date of Service Edit: Policy · Code Descriptor / CPT Instruction
outpatient
1 unit
MAI 2 — Date of Service Edit: Policy · Code Descriptor / CPT Instruction

The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.

The CMS record for C9785

Long descriptor
Endoscopic outlet reduction, gastric pouch application, with endoscopy and intraluminal tube insertion, if performed, including all system and tissue anchoring components

The official wording. This is what the code means.

Short descriptor
Endo outlet restrict w/tube

CMS's 28-character form, which is what shows up on a remittance advice.

Added
July 1, 2023

When CMS introduced the code.

BETOS
P1G

Berenson-Eggers Type of Service — CMS's own analytic grouping.

Pricing indicator
53 — Other

Statute.

Codes adjacent to C9785

HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If C9785 is not quite right, the correct code is very often within a few positions of it.

  • C9777Esophageal mucosal integrity testing by electrical impedance, transoral, includes esophagoscopy or esophagogastroduodenoscopy
  • C9778Colpopexy, vaginal; minimally invasive extra-peritoneal approach (sacrospinous)
  • C9779Endoscopic submucosal dissection (esd), including endoscopy or colonoscopy, mucosal closure, when performed
  • C9780Insertion of central venous catheter through central venous occlusion via inferior and superior approaches (e.g., inside-out technique), including imaging guidance
  • C9781Arthroscopy, shoulder, surgical; with implantation of subacromial spacer (e.g., balloon), includes debridement (e.g., limited or extensive), subacromial decompression, acromioplasty, and biceps tenodesis when performed
  • C9782Blinded procedure for new york heart association (nyha) class ii or iii heart failure, or canadian cardiovascular society (ccs) class iii or iv chronic refractory angina; transcatheter intramyocardial transplantation of autologous bone marrow cells (e.g., mononuclear) or placebo control, autologous bone marrow harvesting and preparation for transplantation, left heart catheterization including ventriculography, all laboratory services, and all imaging with or without guidance (e.g., transthoracic echocardiography, ultrasound, fluoroscopy), performed in an approved investigational device exemption (ide) study
  • C9783Blinded procedure for transcatheter implantation of coronary sinus reduction device or placebo control, including vascular access and closure, right heart catheterization, venous and coronary sinus angiography, imaging guidance and supervision and interpretation when performed in an approved investigational device exemption (ide) study
  • C9784Gastric restrictive procedure, endoscopic sleeve gastroplasty, with esophagogastroduodenoscopy and intraluminal tube insertion, if performed, including all system and tissue anchoring componentsterminated
  • C9786Echocardiography image post processing for computer aided detection of heart failure with preserved ejection fraction, including interpretation and reportterminated
  • C9787Gastric electrophysiology mapping with simultaneous patient symptom profilingterminated
  • C9788Opto-acoustic imaging, breast (including axilla when performed), unilateral, with image documentation, analysis and report, obtained with ultrasound examinationterminated
  • C9789Instillation of anti-neoplastic pharmacologic/biologic agent into renal pelvis, any method, including all imaging guidance, including volumetric measurement if performed
  • C9790Histotripsy (i.e., non-thermal ablation via acoustic energy delivery) of malignant renal tissue, including image guidanceterminated
  • C9791Magnetic resonance imaging with inhaled hyperpolarized xenon-129 contrast agent, chest, including preparation and administration of agent
  • C9792Blinded or nonblinded procedure for symptomatic new york heart association (nyha) class ii, iii, iva heart failure; transcatheter implantation of left atrial to coronary sinus shunt using jugular vein access, including all imaging necessary to intra procedurally map the coronary sinus for optimal shunt placement (e.g., tee or ice ultrasound, fluoroscopy), performed under general anesthesia in an approved investigational device exemption (ide) study)
  • C97933d predictive model generation for pre-planning of a cardiac procedure, using data from cardiac computed tomographic angiography and/or magnetic resonance imaging with report

Questions about C9785

What is HCPCS code C9785?

C9785 is a HCPCS Level II code for endoscopic outlet reduction, gastric pouch application, with endoscopy and intraluminal tube insertion, if performed, including all system and tissue anchoring components. It sits in the Outpatient Prospective Payment System section.

Does Medicare cover C9785?

The CMS HCPCS file marks C9785 as "Special coverage instructions apply". There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.

HCPCS Level II2026Q3-Jul· effective July 1, 2026