Am J Cardiol
Dr. George Lee Lee Chang, MD
- Medicare services, 2024
- 3,634
- Medicare patients, 2024
- 1,047
- Part D claims, 2024
- 7,591
- Publications
- 3
- MIPS score, 2024
- 95
- Practice address
- 1364 Clifton Road, NE, Atlanta, GA 30322
- Practice phone
- Call (404) 686-8500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. George Lee Lee Chang is an interventional cardiologist in Atlanta, Georgia
Dr. Chang practices at Emory University Hospital in Atlanta, Georgia, part of Emory University.
Dr. Chang's NPI, 1558304410, was assigned on June 14, 2006. Dr. Chang graduated from McGovern Medical School in 1989. Dr. Chang's Georgia license number on file is 036939.
- NPI
- 1558304410NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698726990
- NPI enumeration date
- June 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (404) 686-8500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. George Lee Lee Chang practices at Emory University Hospital in Atlanta, Georgia
Dr. Chang's primary practice is Emory University Hospital, at 1364 Clifton Road, NE, Atlanta, GA 30322 in De Kalb County. The practice phone is (404) 686-8500.
- Emory University Hospital1364 Clifton Road, NE, Atlanta, GA 30322 · De Kalb CountyPhone(404) 686-8500
Source: Dmand AI Affiliation Data
Dr. George Lee Lee Chang is affiliated with 5 sites of care and 2 medical groups
Dr. Chang's primary practice is Emory University Hospital in Atlanta, Georgia, part of Emory University. Dr. Chang is also affiliated with Emory University Hospital Midtown. The medical group on file is Emory Clinic. Dmand AI also links Dr. Chang to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. George Lee Lee Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Emory University Hospital | Available with a free account |
| +4 more sites and 1 medical group | 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 Emory University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. George Lee Lee Chang is one of 214 interventional cardiologists in Georgia
Interventional cardiology is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Chang is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Chang's licenses on file in 3 states: Georgia, California and Ohio.
Specialties and state licenses
- Interventional cardiology, GeorgiaPrimary
- California license
- Ohio license
Clinical focus
Dmand AI lists angioplasty, cardiac catheterization, circulation problems, pacemaker or defibrillator implantation and pacemaker replacement among the conditions Dr. Chang treats.
Interventional cardiologists near Dr. Chang
Counts of interventional cardiologists 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. George Lee Lee Chang billed Medicare for 3,634 services in 2024
CMS data shows 3,634 Medicare services from Dr. Chang across 30 procedure codes in 2024, for 1,047 Medicare patients. Medicare paid $192,169 for them.
Dr. Chang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,4582024: 1,99019%
- Office and hospital visits
- 2023: 1,0522024: 9648%
- Other services
- 2023: 02024: 668
- Imaging
- 2023: 222024: 1245%
Where Dr. Chang's Medicare services took place, 2024
- In an office2,95481%
- In a facility68019%
Dr. Chang compared with the Georgia median for interventional cardiologists, 2024
- Dr. Chang
- Georgia median
- Medicare services
- 3,634vs 1,7662.1 times
- Medicare patients
- 1,047vs 72445% above
- Part D claims
- 7,316vs 2,4303.0 times
Medians across 213 interventional cardiologists in Georgia with Dmand AI profiles that report each measure.
Dr. Chang's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Chang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chang and other interventional cardiologists in Georgia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. George Lee Lee Chang treated 1,047 Medicare patients in 2024, average age 77
CMS counts 1,047 Medicare patients who saw Dr. Chang in 2024. The largest group is 75 to 84, with 468 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 76, with 38% women.
Dr. Chang's Medicare patients by age, 2024
Dr. Chang's Medicare patients by sex, 2024
- Women44042%
- Men60758%
Chronic conditions among Dr. Chang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease69%
- Arthritis49%
- Atrial fibrillation39%
- Diabetes30%
- Heart failure30%
- Chronic kidney disease27%
Share of Medicare patients with each condition. A patient can have several.
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 76
Patient panel by sex, all payers
- Women38%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. George Lee Lee Chang wrote 7,591 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 7,591 Medicare Part D claims for 879 patients. 80% of them were for generic drugs. CMS names the drug for 7,316 of them, across 73 drugs with 11 or more claims each, at $1,666,807 in total drug cost. In 2023, CMS named 6,702 claims across 65 drugs.
Dr. Chang's Part D claims by kind of drug, 2024
- Generic6,073 claims80%
- Brand-name1,518 claims20%
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.
Drug classes CMS tracks in Dr. Chang's Part D claims, 2024
- Antibiotics0%15 of 7,591 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6,7022024: 7,3169%
Drugs named by CMS: 73 in 2024, 65 in 2023.
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. George Lee Lee Chang scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Chang for performance year 2024, reported through an alternative payment model (APM). Dr. Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 78 procedures of coronary angioplasty and stenting by Dr. Chang, more than 93% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Chang's MIPS scores, performance year 2024
- 95of 100Final score
- 80.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Chang ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 93rd percentile78 procedures
- Pacemaker insertion or repair
- 66th percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. George Lee Lee Chang has 3 publications on record
Dmand AI links 3 papers to Dr. Chang. The most frequent topics are Echocardiography, Transesophageal. Dr. Chang's most frequent co-authors are Fadi M. Alameddine, MD, Prasad Vrk Chalasani, MD and Robert A. Guyton, MD.
Topics Dr. Chang writes about most
- Echocardiography, Transesophageal
Dr. Chang's most frequent co-authors
- Fadi M. Alameddine, MD1 shared paper
- Prasad Vrk Chalasani, MD1 shared paper
- Robert A. Guyton, MD1 shared paper
Recent publications by Dr. Chang
Ann Thorac Surg
See who Dr. Chang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chang works with, so you can find a warm path to the right interventional cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. George Lee Lee Chang received $2,910 in industry payments from 2016 to 2024
CMS Open Payments shows 31 general payments to Dr. Chang from 10 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 69% of the total. Medtronic, Inc. paid the most, $1,471.
General payments to Dr. Chang by program year, 2016 to 2024
General payments to Dr. Chang by kind, 2016 to 2024
- Food and beverage$2,01969%
- Travel and lodging$86230%
- Education$281%
Companies that paid Dr. Chang the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. George Lee Lee Chang has 1 award and honors on record
Dmand AI lists 1 award for Dr. Chang.
Awards and honors for Dr. Chang
- Undated
- ACC Fellow
Source: Dmand AI Professional Profile Data
Dr. George Lee Lee Chang graduated from McGovern Medical School
Dr. Chang graduated from McGovern Medical School in 1989.
- Medical school
- Board certified in cardiovascular disease
- Board certified in interventional cardiology
Source: Dmand AI Professional Profile Data
Dr. George Lee Lee Chang accepts plans from 17 insurance carriers
Dr. Chang is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Chang accepts, by number of carriers
- PPO11
- Medicare8
- HMO7
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. George Lee Lee 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. George Lee Lee 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. George Lee Lee Chang's NPI number?
Dr. George Lee Lee Chang's NPI number is 1558304410. It was assigned on June 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. George Lee Lee Chang?
Dr. George Lee Lee Chang is an interventional cardiologist in Atlanta, Georgia. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. George Lee Lee Chang practice?
Dr. Chang practices at 1364 Clifton Road, NE, Atlanta, GA 30322. Dr. Chang's primary practice is Emory University Hospital in Atlanta, Georgia, part of Emory University. Dmand AI also links Dr. Chang to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. George Lee Lee Chang's office phone number?
The practice phone on file for Dr. Chang is (404) 686-8500.
What is Dr. George Lee Lee Chang's medical license number?
Dr. Chang's Georgia license number on file is 036939, one of the licenses on file in 3 states.
Which states has Dr. George Lee Lee Chang been licensed in?
Dmand AI has state licenses on file for Dr. Chang in Georgia (1993 to 2025), California (since 1992) and Ohio (1999 to 2005).
Which hospitals is Dr. George Lee Lee Chang affiliated with?
Dr. Chang practices at Emory University Hospital in Atlanta, Georgia. Dr. Chang is also affiliated with Emory University Hospital Midtown. Dmand AI links Dr. Chang to 1 more hospital.
What medical group is Dr. George Lee Lee Chang part of?
Dr. Chang is linked to Emory Clinic. Dmand AI links Dr. Chang to 1 more medical group.
Does Dr. George Lee Lee Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 3,634 services in 2024, and Dr. Chang accepts Medicare assignment.
What is Dr. George Lee Lee Chang's MIPS score?
Dr. Chang's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. George Lee Lee Chang see?
CMS counts 1,047 Medicare patients who saw Dr. Chang in 2024, with an average age of 77.
Is Dr. George Lee Lee Chang board certified?
Yes. Dr. Chang is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. George Lee Lee Chang bill to Medicare?
In 2024, Dr. Chang's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and heart test or procedure (93000).
Where did Dr. George Lee Lee Chang go to medical school?
Dr. Chang graduated from McGovern Medical School in 1989.
What drugs does Dr. George Lee Lee Chang prescribe most?
In 2024 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Eliquis.
Has Dr. George Lee Lee Chang received payments from drug or device companies?
CMS Open Payments shows $2,910 in general payments to Dr. Chang from 10 companies from 2016 to 2024. The largest total came from Medtronic, Inc.
How long has Dr. George Lee Lee Chang been practicing?
Dr. Chang graduated from medical school in 1989, 37 years ago.
Does Dr. George Lee Lee Chang do research?
Dmand AI links 3 publications to Dr. Chang.
Who does Dr. George Lee Lee Chang publish with?
Dr. Chang's most frequent co-authors are Fadi M. Alameddine, MD (1 shared paper), Prasad Vrk Chalasani, MD (1 shared paper) and Robert A. Guyton, MD (1 shared paper).
What insurance does Dr. George Lee Lee Chang accept?
Dr. Chang is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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