JR
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ren, Anesthesiologist in Los Angeles, CA?
Dr. Jie Ren, MD is an Anesthesiologist, who primarily practices in Los Angeles, CA with 2 additional practice locations. He is board certified. Dr. Ren is fluent in English, and is currently seeing new patients. Dr. Ren’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ren’s office at (213) 413-3000.
Is Dr. Ren board certified as an Anesthesiologist?
Yes, Dr. Jie Ren, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Ren speak?
Dr. Ren and their clinical team can communicate with patients in the following languages:
English
What conditions does an Anesthesiologist like Dr. Ren typically treat?
As an Anesthesiologist, Dr. Ren 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. Ren. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Acute pain after medical procedure
- Pain
- Acute post-operative pain
- Pain after surgery
- Post-procedural pain
ICD-10 Codes:
- G8918: Other acute postprocedural pain
Also known as:
- Uncomplicated Childbirth
- Childbirth
- Normal Delivery
- Natural Birth
- Vaginal Delivery
ICD-10 Codes:
- O80: Encounter for full-term uncomplicated delivery
Also known as:
- Previous C-section Scar During Pregnancy
- Cesarean Delivery
- Prior Cesarean Section
- Uterine Scar from C-section
- C-section History in Pregnancy
ICD-10 Codes:
- O34219: Maternal care for unspecified type scar from previous cesarean delivery
Also known as:
- Weak Labor Contractions
- Childbirth Problems
- Uterine inertia
- Labor arrest
- Failure to progress in labor
ICD-10 Codes:
- O622: Other uterine inertia
Also known as:
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- GI Bleeding
- Internal Digestive Bleeding
- Digestive Tract Hemorrhage
ICD-10 Codes:
- K922: Gastrointestinal hemorrhage, unspecified
Also known as:
- Unspecified Weeks of Pregnancy
- Pregnancy
- Unspecified Gestational Age
- Unknown Pregnancy Duration
- Undetermined Weeks Pregnant
ICD-10 Codes:
- Z3A00: Weeks of gestation of pregnancy not specified
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
What procedures does an Anesthesiologist like Dr. Ren typically perform?
As an Anesthesiologist, Dr. Ren 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. Ren. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Abdominal Wall Nerve Block (TAP Block)
- Femoral Nerve Block Injection
- TAP block
- Transversus abdominis plane block
- Rectus sheath block
- Abdominal pain injection
- Femoral nerve injection
- Thigh nerve block
- Pain relief injection for thigh
- Nerve block with imaging guidance
CPT Codes:
- 64488: Transversus abdominis plane (TAP) block (abdominal plane block, rectus sheath block) bilateral; by injections (includes imaging guidance, when performed)
- 64447: Injection(s), anesthetic agent(s) and/or steroid; femoral nerve, including imaging guidance, when performed
Also known as:
- Lumbar or Sacral Epidural Injection (No Imaging)
- Lower Back Epidural Injection
- Caudal Epidural Injection
- Spinal Pain Injection (Lumbar)
CPT Codes:
- 62322: Injection(s), of diagnostic or therapeutic substance(s) (eg, anesthetic, antispasmodic, opioid, steroid, other solution), not including neurolytic substances, including needle or catheter placement, interlaminar epidural or subarachnoid, lumbar or sacral (caudal); without imaging guidance
Also known as:
- Brachial Plexus Nerve Block
- Shoulder Nerve Injection
- Arm Pain Injection
- Imaging-Guided Nerve Block
CPT Codes:
- 64415: Injection(s), anesthetic agent(s) and/or steroid; brachial plexus, including imaging guidance, when performed
Also known as:
- Sciatic Nerve Pain Injection
- Sciatic Nerve Block
- Sciatica Injection
- Steroid Injection for Sciatica
- Pain Relief for Sciatic Nerve
CPT Codes:
- 64445: Injection(s), anesthetic agent(s) and/or steroid; sciatic nerve, including imaging guidance, when performed
Does Dr. Ren accept my insurance?
Dr. Ren accepts most major insurance plans. Important: Please call our office at (213) 413-3000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ren accept in Los Angeles, CA?
Dr. Ren in Los Angeles, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene Corporation
City of Los Angeles
Heritage Health
Kaiser Permanente
Monarch HealthCare
Other Health Care Provider
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Ren's office located?
What is Dr. Ren's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ren's National Provider Identifier (NPI) number is 1144391376.
What common questions do patients ask about Dr. Ren?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ren
What is Dr. Jie Ren's specialty?
Dr. Ren is a Anesthesiologist near Los Angeles, CA.
What does an Anesthesiologist do?
A physician specialist in pain management and maintaining or restoring a stable state during and right after surgical, obstetric, or diagnostic operations is known as an anesthesiologist. This specialist assesses each patient's risk of surgery and tries to improve their condition before to, during, and following the procedure. Anesthesiologists provide medical management, pain management, and critical care consults in addition to these vital management responsibilities. They are responsible for managing patients with severe illnesses or injuries, supervising the recovery period following anesthesia, directing resuscitation efforts for patients experiencing cardiac or respiratory emergencies that may require artificial ventilation, and diagnosing and treating both acute and chronic pain, including pain related to cancer.
Is this Dr. Jie Ren affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ren is affiliated with Providence Holy Cross Medical Center, Uci Medical Center, Uci Health - Fountain Valley, Baptist Medical Center - San Antonio 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
When to see an Anesthesiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Anesthesiologist. Explore 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 Jie Ren accepting new patients in Los Angeles, CA?
Yes, Dr. Jie Ren is accepting new patients at this time.
Does Dr. Jie Ren offer online booking?
Please contact Dr. Ren's office at (213) 413-3000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Jie Ren?
Please contact Dr. Ren's office at (213) 413-3000 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Jie Ren have?
Dr. Jie Ren is certified by the American Board of Internal Medicine.
Other Anesthesiologist Near Los Angeles, CA
GB
Anesthesiologist
Dr. Gayne Brenneman-Slay, MD is an Anesthesiologist, who primarily practices in Los Angeles, CA. She has been practicing for over 38 years and is board certified.
Los Angeles, CA

Anesthesiologist
Dr. Sun Oh, MD is an Anesthesiologist, who primarily practices in Los Angeles, CA. He has been practicing for over 50 years and is board certified.
Los Angeles, CA
EB
Anesthesiologist
Dr. Eleuterio Bella, MD is an Anesthesiologist, who primarily practices in Los Angeles, CA with 1 additional practice location.
Los Angeles, CA