
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Drewitz, Gastroenterologist in Phoenix, AZ?
Dr. David Drewitz, MD is a Gastroenterologist, who primarily practices in Phoenix, AZ with 2 additional practice locations. Dr. Drewitz graduated from Medical College of Wisconsin and completed his residency at Good Samaritan Reg Med Ctr, Gastroenterology St Joseph Hosp & Med Ctr, Internal Medicine. Dr. Drewitz is fluent in English and Spanish, and is currently seeing new patients. Dr. Drewitz’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Drewitz’s office at (602) 266-5678.
Where did Dr. Drewitz go to medical school and complete their residency?
Residency: Good Samaritan Reg Med Ctr, Gastroenterology St Joseph Hosp & Med Ctr, Internal Medicine | St Joseph'S Hospital And Med Center | Banner Good Samaritan Medical Center Program
Medical School: Med Coll of Wi, Milwaukee Wi | Medical College of Wisconsin
What languages does Dr. Drewitz speak?
Dr. Drewitz and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Gastroenterologist like Dr. Drewitz typically treat?
As a Gastroenterologist, Dr. Drewitz 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. Drewitz. 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:
- 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:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Ulcerative Colitis
- Colitis
- Inflammatory Bowel Disease (IBD)
- Chronic Colitis
ICD-10 Codes:
- K5190: Ulcerative colitis, unspecified, without complications
What procedures does a Gastroenterologist like Dr. Drewitz typically perform?
As a Gastroenterologist, Dr. Drewitz 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. Drewitz. 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:
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
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:
- Diagnostic Upper Endoscopy with Biopsy
- Colonoscopy with Injections
- EGD with Esophageal Balloon Dilation
- Colonoscopy
- Colorectal Cancer Screening Tests
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
Does Dr. Drewitz accept my insurance?
Dr. Drewitz accepts most major insurance plans. Important: Please call our office at (602) 266-5678 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Drewitz accept in Phoenix, AZ?
Dr. Drewitz in Phoenix, AZ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Capital Blue Cross
Cigna Group
CVS Health (formerly Aetna)
Federal government of the United States
Humana
Medicare
UMR Administered Payer
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Drewitz's office located?
Ratings & Reviews
5.0
Overall rating
Based on 1 reviews
Office Experience
100% of patients found the doctor and staff friendly and the office clean and modern
Attentiveness
100% of patients felt that their time spent with the doctor was meaningful and impactful and that any follow ups were addressed quickly
Wait Times
60% of patients were satisfied with the wait time
Appointment Booking
60% of patients found it easy to book an appointment
Patients give Dr. David Drewitz an Excellent overall experience rating of 5 out of 5 stars. Dr. Drewitz has been rated and reviewed by 1 patient. These ratings are based on a variety of factors, including the amount of time patients spent with Dr. Drewitz, his bedside manner, appointment waiting time, friendliness of the office staff, clarity of diagnosis, and more.
Read Patient ReviewsWhat is Dr. Drewitz's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Drewitz's National Provider Identifier (NPI) number is 1174574610.
What common questions do patients ask about Dr. Drewitz?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Drewitz
What is Dr. David Drewitz's specialty?
Dr. Drewitz is a Gastroenterologist near Phoenix, AZ.
What does a Gastroenterologist do?
An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.
Is this Dr. David Drewitz affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Drewitz is affiliated with Banner Estrella Medical Center, Banner - University Medical Center Phoenix, St. Joseph's Hospital And Medical Center - Phoenix, Az, Banner Desert Medical Center, Verde Valley Medical Center, Banner Del E. Webb Medical Center 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 a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. 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 David Drewitz accepting new patients in Phoenix, AZ?
Yes, Dr. David Drewitz is accepting new patients at this time.
Does Dr. David Drewitz offer online booking?
Please contact Dr. Drewitz's office at (602) 266-5678 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with David Drewitz?
Please contact Dr. Drewitz's office at (602) 266-5678 for information regarding telehealth appointment availability or for scheduling assistance.
Other Gastroenterologist Near Phoenix, AZ

Gastroenterologist
Gastroenterologist
