Dr. Michael Chi-Ming Chang, MD
- Medicare services, 2018
- 27
- Hospital affiliations
- 1
- Industry payments
- $297
- Medical groups
- 2
- State licenses
- 2
- Practice address
- 2451 Fillingim Street, Mobile, AL 36617
- Practice phone
- Call (251) 471-7110
- 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. Michael Chi-Ming Chang is a surgical critical care physician in Buckhannon, West Virginia
Dr. Chang practices at USA Health University Hospital in Mobile, Alabama, part of University of South Alabama.
Dr. Chang's NPI, 1477538510, was assigned on December 13, 2005. Dr. Chang graduated from University of Alabama School of Medicine in 1987. Dr. Chang holds Alabama license MD.14081.
- NPI
- 1477538510NPI Registry (opens in a new tab)
- NPI enumeration date
- December 13, 2005
- NPI status
- Active
- Practice phone
- (251) 471-7110
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Chi-Ming Chang practices in Mobile and Buckhannon
Dr. Chang's primary practice is USA Health University Hospital, at 2451 Fillingim Street, Mobile, AL 36617 in Mobile County. The practice phone is (251) 471-7110. The NPI Registry lists Dr. Chang's practice address as 1 Amalia Dr, Buckhannon, WV 26201.
- USA Health University HospitalPrimary2451 Fillingim Street, Mobile, AL 36617 · Mobile CountyPhone(251) 471-7110
- NPI Registry address1 Amalia Dr, Buckhannon, WV 26201 · Upshur CountyPhone(251) 445-8282
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Michael Chi-Ming Chang is affiliated with 1 site of care and 2 medical groups
Dr. Chang's primary practice is USA Health University Hospital in Mobile, Alabama, part of University of South Alabama. The medical group on file is USA Health Physician Billing. Dmand AI also links Dr. Chang to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Chi-Ming Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| USA Health University Hospital | Available with a free account |
| +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 University of South Alabama and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael Chi-Ming Chang is one of 6 surgical critical care physicians in West Virginia
Surgical critical care is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 2086S0102X. Dmand AI has Dr. Chang's licenses on file in 2 states: Alabama and North Carolina.
Specialties and state licenses
- Surgical critical care, AlabamaPrimary
- Surgery, North Carolina
Surgical critical care physicians near Dr. Chang
Counts of surgical critical care physicians 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. Michael Chi-Ming Chang billed Medicare for 27 services in 2018
CMS data shows 27 Medicare services from Dr. Chang across 1 procedure code in 2018. Medicare paid $2,163 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chang's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 902018: 2770%
Dr. Chang's most billed Medicare procedure codes, 2018
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 surgical critical care physicians in West Virginia.
Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Michael Chi-Ming Chang's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 71, with 60% 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 71
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
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Dr. Michael Chi-Ming Chang received $297 in industry payments from 2019 to 2023
CMS Open Payments shows 8 general payments to Dr. Chang from 4 drug and device companies from 2019 to 2023. Food and beverage make up the largest share, 100% of the total. DePuy Synthes Sales Inc. paid the most, $152.
General payments to Dr. Chang by program year, 2019 to 2023
Companies that paid Dr. Chang the most, 2019 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Chi-Ming Chang graduated from University of Alabama School of Medicine
Dr. Chang graduated from University of Alabama School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Chi-Ming 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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. Michael Chi-Ming 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. Michael Chi-Ming Chang's NPI number?
Dr. Michael Chi-Ming Chang's NPI number is 1477538510. It was assigned on December 13, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Chi-Ming Chang?
Dr. Michael Chi-Ming Chang is a surgical critical care physician in Buckhannon, West Virginia. The primary specialty in the NPI Registry is Surgical Critical Care Physician (taxonomy code 2086S0102X).
Where does Dr. Michael Chi-Ming Chang practice?
Dr. Chang practices at 2451 Fillingim Street, Mobile, AL 36617. Dr. Chang also practices at 1 Amalia Dr, Buckhannon, WV 26201. Dr. Chang's primary practice is USA Health University Hospital in Mobile, Alabama, part of University of South Alabama. Dmand AI also links Dr. Chang to 1 medical group.
What is Dr. Michael Chi-Ming Chang's office phone number?
The practice phone on file for Dr. Chang is (251) 471-7110.
What is Dr. Michael Chi-Ming Chang's medical license number?
Dr. Chang holds Alabama license MD.14081, one of the licenses on file in 2 states.
Which states has Dr. Michael Chi-Ming Chang been licensed in?
Dmand AI has state licenses on file for Dr. Chang in Alabama and North Carolina.
Which hospitals is Dr. Michael Chi-Ming Chang affiliated with?
Dr. Chang practices at USA Health University Hospital in Mobile, Alabama.
What medical group is Dr. Michael Chi-Ming Chang part of?
Dr. Chang is linked to USA Health Physician Billing. Dmand AI links Dr. Chang to 1 more medical group.
Does Dr. Michael Chi-Ming Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 27 services in 2018.
What services does Dr. Michael Chi-Ming Chang bill to Medicare?
In 2018, Dr. Chang's most billed Medicare services were hospital inpatient care (99233).
Show 3 more questionsShow fewer questions
Where did Dr. Michael Chi-Ming Chang go to medical school?
Dr. Chang graduated from University of Alabama School of Medicine in 1987.
Has Dr. Michael Chi-Ming Chang received payments from drug or device companies?
CMS Open Payments shows $297 in general payments to Dr. Chang from 4 companies from 2019 to 2023. The largest total came from DePuy Synthes Sales Inc.
How long has Dr. Michael Chi-Ming Chang been practicing?
Dr. Chang graduated from medical school in 1987, 39 years ago.
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