Dr. Steven Haotsu Chang, MD
- Part D claims, 2024
- 61
- Hospital affiliations
- 1
- Industry payments
- $1,005
- Medical group
- 1
- State license
- 1
- Practice address
- 3280 Howell Mill NW Rd, Atlanta, GA 30327
- Practice phone
- Call (404) 603-3543
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Digestive Healthcare of Georgia Endoscopy Center Mountainside
Atlanta, Georgia
Find Dr. Chang's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Steven Haotsu Chang is a gastroenterologist in Atlanta, Georgia
Dr. Chang practices at Digestive Healthcare of Georgia Endoscopy Center Mountainside in Atlanta, Georgia.
Dr. Chang's NPI, 1700374329, was assigned on April 30, 2018. Dr. Chang graduated from New York University School of Medicine in 2018. Dr. Chang holds Georgia license 98601.
- NPI
- 1700374329NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123366671
- NPI enumeration date
- April 30, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (404) 603-3543
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven Haotsu Chang practices at Digestive Healthcare of Georgia Endoscopy Center Mountainside in Atlanta, Georgia
Dr. Chang's primary practice is Digestive Healthcare of Georgia Endoscopy Center Mountainside, at 3280 Howell Mill NW Rd, Atlanta, GA 30327 in Fulton County. The practice phone is (404) 603-3543.
- Digestive Healthcare of Georgia Endoscopy Center Mountainside3280 Howell Mill NW Rd, Atlanta, GA 30327 · Fulton CountyPhone(404) 603-3543
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Steven Haotsu Chang is affiliated with 3 sites of care and 1 medical group
Dr. Chang's primary practice is Digestive Healthcare of Georgia Endoscopy Center Mountainside in Atlanta, Georgia. Dr. Chang is also affiliated with Piedmont Atlanta. The medical group on file is Digestive Healthcare of Georgia. Dmand AI also links Dr. Chang to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Steven Haotsu Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Digestive Healthcare of Georgia Endoscopy Center Mountainside | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Steven Haotsu Chang is one of 503 gastroenterologists in Georgia
Gastroenterology is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Chang is licensed in Georgia.
Specialties and state licenses
- Gastroenterology, GeorgiaPrimary
Gastroenterologists near Dr. Chang
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Steven Haotsu Chang's patients have a median age of 48
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 48, with 57% women.
Dr. Chang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women57%
- Men41%
Source: Dmand AI Patient Panel Data
Dr. Steven Haotsu Chang wrote 61 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 61 Medicare Part D claims for 36 patients. 92% of them were for generic drugs. CMS names the drug for 26 of them, across 2 drugs with 11 or more claims each, at $890 in total drug cost.
Dr. Chang's Part D claims by kind of drug, 2024
- Generic56 claims92%
- Brand-name and other5 claims8%
Dr. Chang's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Steven Haotsu Chang ranks in the 72nd percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chang as offering telehealth. CMS counts 81 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Chang, more than 72% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Chang ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 72nd percentile81 procedures
- Colonoscopy
- 66th percentile56 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Steven Haotsu Chang received $1,005 in industry payments from 2024 to 2025
CMS Open Payments shows 41 general payments to Dr. Chang from 16 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Madrigal Pharmaceuticals paid the most, $188.
General payments to Dr. Chang by program year, 2024 to 2025
Companies that paid Dr. Chang the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steven Haotsu Chang graduated from New York University School of Medicine
Dr. Chang graduated from New York University School of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven Haotsu Chang's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Steven Haotsu Chang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Steven Haotsu Chang's NPI number?
Dr. Steven Haotsu Chang's NPI number is 1700374329. It was assigned on April 30, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Haotsu Chang?
Dr. Steven Haotsu Chang is a gastroenterologist in Atlanta, Georgia. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Steven Haotsu Chang practice?
Dr. Chang practices at 3280 Howell Mill NW Rd, Atlanta, GA 30327. Dr. Chang's primary practice is Digestive Healthcare of Georgia Endoscopy Center Mountainside in Atlanta, Georgia. Dmand AI also links Dr. Chang to 1 group practice or clinic.
What is Dr. Steven Haotsu Chang's office phone number?
The practice phone on file for Dr. Chang is (404) 603-3543.
What is Dr. Steven Haotsu Chang's medical license number?
Dr. Chang holds Georgia license 98601.
Which hospitals is Dr. Steven Haotsu Chang affiliated with?
Dr. Chang is affiliated with Piedmont Atlanta.
What medical group is Dr. Steven Haotsu Chang part of?
Dr. Chang is linked to Digestive Healthcare of Georgia.
Does Dr. Steven Haotsu Chang accept Medicare?
Yes. CMS lists Dr. Chang as accepting Medicare assignment.
Does Dr. Steven Haotsu Chang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chang as offering telehealth services.
Where did Dr. Steven Haotsu Chang go to medical school?
Dr. Chang graduated from New York University School of Medicine in 2018.
Show 3 more questionsShow fewer questions
What drugs does Dr. Steven Haotsu Chang prescribe most?
In 2024 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Steven Haotsu Chang received payments from drug or device companies?
CMS Open Payments shows $1,005 in general payments to Dr. Chang from 16 companies from 2024 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Dr. Steven Haotsu Chang been practicing?
Dr. Chang graduated from medical school in 2018, 8 years ago.
Selling to gastroenterology practices?
See gastroenterologists in Georgia by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card