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Dr. Jeffrey Rentz, MD

Billings, MT

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Rentz, Surgeon in Billings, MT?

    Dr. Jeffrey Rentz, MD is a Surgeon, who primarily practices in Billings, MT. Dr. Rentz completed his residency at University Of Utah Hospital. Dr. Rentz is fluent in English, and is currently seeing new patients. Dr. Rentz’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Rentz’s office at (406) 238-6470.

    Where did Dr. Rentz go to medical school and complete their residency?

    • Residency: University Of Utah Hospital

    • Medical School: University of Virginia

    What languages does Dr. Rentz speak?

    Dr. Rentz and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Rentz treat?

    As a Surgeon, Dr. Rentz diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Rentz. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Groin Hernia (One Side)
    • Diaphragmatic Hernia
    • Incisional Hernia
    • Ventral Hernia
    • Hernia
    • Inguinal Hernia
    • Unilateral Inguinal Hernia
    • Single Groin Hernia
    • Hernia in One Groin
    • Hiatal Hernia
    • Hernia of the Diaphragm
    • Post-surgical Hernia
    • Surgical Incision Hernia
    • Scar Hernia
    • Abdominal Wall Hernia
    • Epigastric Hernia
    • Spigelian Hernia

    ICD-10 Codes:

    • K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
    • K449: Diaphragmatic hernia without obstruction or gangrene
    • K432: Incisional hernia without obstruction or gangrene
    • K439: Ventral hernia without obstruction or gangrene

    Also known as:

    • Gallstones
    • Cholelithiasis
    • Gallbladder stones
    • Biliary calculi

    ICD-10 Codes:

    • K8020: Calculus of gallbladder without cholecystitis without obstruction

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Bilateral Inguinal Hernia
    • Hernia
    • Inguinal Hernia
    • Double Groin Hernia
    • Hernia in Both Groins
    • Non-obstructed Inguinal Hernia

    ICD-10 Codes:

    • K4020: Bilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent

    What procedures does Dr. Rentz perform?

    As a Surgeon, Dr. Rentz performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Rentz. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Laparoscopic Inguinal Hernia Repair
    • Laparoscopic Repair of Paraesophageal Hernia (No Mesh)
    • Repair of Small Abdominal Hernia (Complicated)
    • Laparoscopic Repair of Recurrent Inguinal Hernia
    • Abdominal Hernia Repair with Mesh
    • Inguinal Hernia Repair (Adults and Children 5+)
    • Small Abdominal Hernia Repair
    • Keyhole Groin Hernia Surgery
    • Minimally Invasive Hernia Repair
    • Laparoscopic Hernioplasty
    • Keyhole Paraesophageal Hernia Repair
    • Laparoscopic Hiatal Hernia Repair
    • Fundoplasty (Laparoscopic)
    • Epigastric Hernia Repair
    • Umbilical Hernia Surgery
    • Incisional Hernia Repair with Mesh
    • Strangulated Hernia Surgery
    • Recurrent Groin Hernia Surgery
    • Laparoscopic Inguinal Hernioplasty
    • Ventral Hernia Repair
    • Umbilical Hernia Repair
    • Incisional Hernia Repair
    • Epigastric Hernia Surgery
    • Groin Hernia Surgery
    • Reducible Inguinal Hernia Repair
    • First Inguinal Hernia Fix
    • Adult Inguinal Hernia Surgery
    • Ventral hernia repair
    • Umbilical hernia surgery
    • Epigastric hernia repair with mesh
    • Incisional hernia repair

    CPT Codes:

    • 49650: Laparoscopy, surgical; repair initial inguinal hernia
    • 43281: Laparoscopy, surgical, repair of paraesophageal hernia, includes fundoplasty, when performed; without implantation of mesh
    • 49592: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); less than 3 cm, incarcerated or strangulated
    • 49651: Laparoscopy, surgical; repair recurrent inguinal hernia
    • 49593: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); 3 cm to 10 cm, reducible
    • 49505: Repair initial inguinal hernia, age 5 years or older; reducible
    • 49591: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); less than 3 cm, reducible

    Also known as:

    • Laparoscopic Gallbladder Removal with X-ray
    • Laparoscopic Gallbladder Removal
    • Keyhole Gallbladder Surgery
    • Cholecystectomy with Cholangiography
    • Minimally Invasive Gallbladder Removal
    • Cholecystectomy Laparoscopic
    • Minimally Invasive Gallbladder Surgery

    CPT Codes:

    • 47563: Laparoscopy, surgical; cholecystectomy with cholangiography
    • 47562: Laparoscopy, surgical; cholecystectomy

    Also known as:

    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Biopsy
    • Colonoscopy with Polyp Removal
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision

    CPT Codes:

    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique

    Also known as:

    • Laparoscopic Partial Colon Removal
    • Minimally Invasive Colectomy
    • Laparoscopic Bowel Resection
    • Keyhole Colon Surgery
    • Minimally invasive colectomy
    • Laparoscopic bowel resection
    • Keyhole colon surgery

    CPT Codes:

    • 44204: Laparoscopy, surgical; colectomy, partial, with anastomosis
    • 44207: Laparoscopy, surgical; colectomy, partial, with anastomosis, with coloproctostomy (low pelvic anastomosis)

    Also known as:

    • Laparoscopic Appendectomy
    • Minimally Invasive Appendectomy
    • Keyhole Appendectomy
    • Scope Appendectomy

    CPT Codes:

    • 44970: Laparoscopy, surgical, appendectomy

    Also known as:

    • Emergency Abdominal Hernia Repair with Mesh
    • Incarcerated Hernia Repair
    • Strangulated Hernia Surgery
    • Ventral Hernia Repair with Mesh
    • Umbilical Hernia Repair

    CPT Codes:

    • 49594: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); 3 cm to 10 cm, incarcerated or strangulated

    Also known as:

    • Removal of Multiple Hemorrhoids
    • Hemorrhoidectomy
    • Internal and External Hemorrhoid Surgery
    • Piles Removal Surgery

    CPT Codes:

    • 46260: Hemorrhoidectomy, internal and external, 2 or more columns/groups;

    Also known as:

    • Bile Duct Stent Placement
    • Choledochal Stent Insertion
    • Biliary Stent
    • Bile Duct Tube Placement

    CPT Codes:

    • 47801: Placement of choledochal stent

    Also known as:

    • Upper Endoscopy with Biopsy
    • Biopsy
    • Endoscopy
    • EGD with Biopsy
    • Gastroscopy with Biopsy
    • Esophagogastroduodenoscopy with Biopsy

    CPT Codes:

    • 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple

    Also known as:

    • Esophagus and Stomach Removal (Ivor Lewis Esophagectomy)
    • Laparoscopic Thoracoscopic Esophagectomy
    • Ivor Lewis Esophagectomy
    • Distal Esophagectomy with Gastrectomy

    CPT Codes:

    • 43287: Esophagectomy, distal two-thirds, with laparoscopic mobilization of the abdominal and lower mediastinal esophagus and proximal gastrectomy, with laparoscopic pyloric drainage procedure if performed, with separate thoracoscopic mobilization of the middle and upper mediastinal esophagus and thoracic esophagogastrostomy (ie, laparoscopic thoracoscopic esophagectomy, Ivor Lewis esophagectomy)

    Also known as:

    • Small Intestine Resection
    • Enterectomy
    • Bowel resection
    • Small bowel removal
    • Intestinal surgery

    CPT Codes:

    • 44120: Enterectomy, resection of small intestine; single resection and anastomosis

    Also known as:

    • Open Drainage of Abdominal Abscess
    • Peritoneal Abscess Drainage
    • Abdominal Infection Drainage
    • Open Peritonitis Drainage

    CPT Codes:

    • 49020: Drainage of peritoneal abscess or localized peritonitis, exclusive of appendiceal abscess, open

    Also known as:

    • Feeding Tube Placement with Endoscopy
    • PEG Tube Placement
    • Gastrostomy Tube Insertion
    • EGD with Feeding Tube
    • Percutaneous Endoscopic Gastrostomy

    CPT Codes:

    • 43246: Esophagogastroduodenoscopy, flexible, transoral; with directed placement of percutaneous gastrostomy tube

    Also known as:

    • Thoracoscopic Lung Lobe Removal
    • Lung Decortication (Thoracoscopy)
    • Minimally Invasive Lung Nodule Removal
    • VATS Lobectomy
    • Minimally Invasive Lung Surgery
    • Lung Lobe Resection (Thoracoscopic)
    • Thoracoscopic lung decortication
    • Pleural peel removal
    • Lung lining surgery
    • Thoracoscopic Wedge Resection
    • VATS Lung Biopsy/Removal
    • Lung Mass Removal (Thoracoscopic)

    CPT Codes:

    • 32663: Thoracoscopy, surgical; with lobectomy (single lobe)
    • 32652: Thoracoscopy, surgical; with total pulmonary decortication, including intrapleural pneumonolysis
    • 32666: Thoracoscopy, surgical; with therapeutic wedge resection (eg, mass, nodule), initial unilateral

    Also known as:

    • Thoracoscopy with Lymph Node Removal
    • VATS Lymphadenectomy
    • Mediastinal Lymph Node Dissection
    • Thoracic Lymph Node Biopsy
    • Minimally Invasive Chest Surgery

    CPT Codes:

    • 32674: Thoracoscopy, surgical; with mediastinal and regional lymphadenectomy (List separately in addition to code for primary procedure)

    Also known as:

    • Inserting a Long-Term IV Port (Central Line)
    • Tunneled central venous catheter insertion
    • Subcutaneous port placement
    • Central line with port

    CPT Codes:

    • 36561: Insertion of tunneled centrally inserted central venous access device, with subcutaneous port; age 5 years or older

    Also known as:

    • Tunneled Central Venous Catheter Removal
    • Central Line Explant
    • Port-a-Cath Removal
    • Implantable Venous Access Device Removal
    • Tunneled Catheter Extraction

    CPT Codes:

    • 36590: Removal of tunneled central venous access device, with subcutaneous port or pump, central or peripheral insertion

    Also known as:

    • Muscle or Skin Flap Surgery (Trunk)
    • Myocutaneous Flap (Body)
    • Fasciocutaneous Flap (Trunk)
    • Tissue Flap Reconstruction (Torso)

    CPT Codes:

    • 15734: Muscle, myocutaneous, or fasciocutaneous flap; trunk

    Does Dr. Rentz accept my insurance?

    Dr. Rentz accepts most major insurance plans. Important: Please call our office at (406) 238-6470 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Rentz accept in Billings, MT?

    Dr. Rentz in Billings, MT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Allegiance Benefit Plan Management

    • Department of Veterans Affairs

    • Employee Benefit Management Services (EBMS)

    • Health Care Service Corporation (HCSC)

    • Humana

    • Johns Hopkins

    • Medicare

    • PacificSource

    • State of Montana

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Rentz's office located?

    Dr. Jeffrey Rentz's Primary Practice

    2900 12th Ave N Ste 355W

    Billings, MT 59101

    (406) 238-6470

    Get Directions

    What is Dr. Rentz's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Rentz's National Provider Identifier (NPI) number is 1851363667.

    What common questions do patients ask about Dr. Rentz?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Rentz

    What is Dr. Jeffrey Rentz's specialty?

    Dr. Rentz is a Surgeon near Billings, MT. General surgeons are experts in diagnosing and managing surgical conditions which includes preoperative, operative, and postoperative care, as well as addressing complications. Their expertise include the areas such as the alimentary tract, breast, abdomen, skin and soft tissue, endocrine system, head and neck, pediatric surgery, surgical critical care, surgical oncology, trauma, burns, and vascular surgery. General surgeons increasingly utilize minimally invasive and endoscopic techniques to provide proper care. In addition to this, many general surgeons have expertise in transplantation, plastic, and cardiothoracic surgery. Contact Dr. Rentz to book an appointment today.

    Is this Dr. Jeffrey Rentz affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Rentz is affiliated with St. Vincent Regional Hospital - Intermountain Healthcare, West Park Hospital, Sheridan Memorial Hospital - Sheridan, WY, CHI St Alexius Health Dickinson Medical Center, Great Falls Clinic Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Surgeon?

    Explore Surgeon with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Jeffrey Rentz accepting new patients in Billings, MT?

    Yes, Dr. Jeffrey Rentz is accepting new patients at this time.

    Does Dr. Jeffrey Rentz offer online booking?

    Please contact Dr. Rentz's office at (406) 238-6470 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Jeffrey Rentz?

    Please contact Dr. Rentz's office at (406) 238-6470 for information regarding telehealth appointment availability or for scheduling assistance.

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