DD
36 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Diehl, Gastroenterologist in Danville, PA?
Dr. David Diehl, MD is a Gastroenterologist, who primarily practices in Danville, PA with 2 additional practice locations. He has been practicing for over 36 years and is board certified. Dr. Diehl graduated from University of California and completed his residency at Univ Ca Sf Sch Of Med, Gastroenterology; La Co Harbor Ucla Med Ctr, Internal Medicine. Dr. Diehl is fluent in English, and is currently seeing new patients. Dr. Diehl’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Diehl’s office.
Where did Dr. Diehl go to medical school and complete their residency?
Residency: Univ Ca Sf Sch Of Med, Gastroenterology; La Co Harbor Ucla Med Ctr, Internal Medicine
Medical School: University of Ca, Los Angeles, Ucla Sch of Med, Los Angeles Ca | University of California
Is Dr. Diehl board certified as a Gastroenterologist?
Yes, Dr. David Diehl, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Diehl speak?
Dr. Diehl and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Diehl typically treat?
As a Gastroenterologist, Dr. Diehl 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. Diehl. 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:
- Blocked Esophagus
- Esophagus Disorder
- Esophageal Obstruction
- Food Pipe Blockage
- Swallowing Difficulty
ICD-10 Codes:
- K222: Esophageal 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:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
What procedures does a Gastroenterologist like Dr. Diehl typically perform?
As a Gastroenterologist, Dr. Diehl 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. Diehl. 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:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Endoscopic Ultrasound
- Esophagus Widening Procedure (Endoscopic)
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Upper GI Endoscopy with Ultrasound
- EUS (Endoscopic Ultrasound)
- Esophagus, Stomach, Duodenum Ultrasound
- Esophageal Dilation
- EGD with Dilation
- Upper Endoscopy with Widening
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 43237: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic ultrasound examination limited to the esophagus, stomach or duodenum, and adjacent structures
- 43248: Esophagogastroduodenoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) through esophagus over guide wire
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:
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
- Upper Endoscopy with Tumor Ablation
- EGD with Ablation
- Esophagus, Stomach, Duodenum Scope with Ablation
- Flexible Endoscopy Lesion Treatment
CPT Codes:
- 43270: Esophagogastroduodenoscopy, flexible, transoral; with ablation of tumor(s), polyp(s), or other lesion(s) (includes pre- and post-dilation and guide wire passage, when performed)
Also known as:
- Upper GI Endoscopy with Ultrasound Biopsy
- Biopsy
- Endoscopy
- Ultrasound
- EGD with EUS-FNA
- Endoscopic Ultrasound Biopsy
- Esophageal/Stomach Biopsy
CPT Codes:
- 43238: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic ultrasound-guided intramural or transmural fine needle aspiration/biopsy(s), (includes endoscopic ultrasound examination limited to the esophagus, stomach or duodenum, and adjacent structures)
Also known as:
- Esophageal Dilation (Bougie)
- Esophageal Widening
- Bougie Dilation of Esophagus
- Swallowing Tube Dilation
CPT Codes:
- 43450: Dilation of esophagus, by unguided sound or bougie, single or multiple passes
Also known as:
- Esophageal Balloon Distension Study
- Esophageal distension test
- Balloon provocation test
- Esophageal pain study
CPT Codes:
- 91040: Esophageal balloon distension study, diagnostic, with provocation when performed
Does Dr. Diehl accept my insurance?
Dr. Diehl accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Diehl accept in Danville, PA?
Dr. Diehl in Danville, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CVS Health (formerly Aetna)
Federal government of the United States
Highmark Health
Independence Health Group
Medicare
State of Pennsylvania
UnitedHealth Group
Unknown
UPMC Health System
View All Insurances
Where is Dr. Diehl's office located?
What is Dr. Diehl's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Diehl's National Provider Identifier (NPI) number is 1487647897.
What common questions do patients ask about Dr. Diehl?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Diehl
What is Dr. David Diehl's specialty?
Dr. Diehl is a Gastroenterologist near Danville, PA.
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 Diehl affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Diehl is affiliated with Geisinger Medical Center, Geisinger Shamokin Area Community Hospital, Geisinger-Bloomsburg 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
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 Diehl accepting new patients in Danville, PA?
Yes, Dr. David Diehl is accepting new patients at this time.
Does Dr. David Diehl offer online booking?
Please contact Dr. Diehl's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with David Diehl?
Please contact Dr. Diehl's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. David Diehl have?
Dr. David Diehl is certified by the American Board of Internal Medicine.
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