Dr. Chang Oh, M.D.
Gastroenterology
66% Complete
Profile completeness
ZIP Healthcare Access Score
Limited Access
ZIP 28054 • D+
20+
Years in Practice
Healthcare Access Where Dr. Chang Oh Practices
ZIP code 28054 • Gastonia, North Carolina
Significant gaps exist in healthcare availability for residents of ZIP 28054.
View full Healthcare Access Score report for ZIP 28054Conditions Dr. Chang Oh Can Help With
Based on specialty, these are the relevant healthcare access scores for the practice area
Practice Locations
1 location
About Dr. Chang Oh
Chang Oh, M.D. is a healthcare provider practicing in Gastonia, NC.
Specialty Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
27
Years Experience
1
Location
2
States Licensed
Credentials & Board Certifications
Additional Specialties
Primary Specialty
GastroenterologyCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Other
Class of 1999
Licenses & Practice States
Licensed in 2 states
| State | License | Classification | Primary |
|---|---|---|---|
| Indiana | 01067834A | Internal Medicine | — |
| North Carolina | 2016-02536 | Internal Medicine |
Public Data Summary for Dr. Chang Oh
With 20 years of practice, Dr. Chang Oh is an established gastroenterology provider, M.D., after earning their medical degree at Other in 1999. Dr. currently practices at in Gastonia, North Carolina. Their National Provider Identifier (NPI) is 1316989288, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
Dr. Chang Oh's practice is located in ZIP 28054 (Gastonia, North Carolina), which has an overall CartoChrome Healthcare Access Score of 40/100 (Limited Access). Access constraints in this ZIP code can affect wait times, specialist availability, and emergency response — context worth knowing when choosing a provider.
CMS Medicare data shows Dr. Chang Oh as a moderate-volume gastroenterology provider, treating approximately 538 Medicare beneficiaries and delivering 991 services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.
Under the Physician Payments Sunshine Act, CMS reports that Dr. Chang Oh received $2K in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$2K
Total payments received from pharmaceutical and medical device companies in 2023.
Source: CMS Open Payments (Sunshine Act)
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. Chang Oh
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0 reviews
Gastroenterology Providers Nearby
Same primary specialty near ZIP 28054
FAQ
Frequently asked questions about Dr. Chang Oh
What does Dr. Chang Oh specialize in?
Dr. Chang Oh specializes in Gastroenterology. Secondary taxonomy filings also list Internal Medicine.
Where does Dr. Chang Oh practice?
Dr. Chang Oh practices at in Gastonia, North Carolina.
Does Dr. Chang Oh accept Medicare?
Based on CMS records, Dr. Chang Oh has not filed a Medicare opt-out affidavit, which means they typically accept Medicare-covered patients. CMS billing data shows 538 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. Chang Oh's NPI number?
Dr. Chang Oh's National Provider Identifier (NPI) is 1316989288. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. Chang Oh been practicing?
Dr. Chang Oh has approximately 20 years of practice experience, having graduated from Other in 1999.