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Dr. Woody Chang, MD
NPI1659571743
- Part D claims, 2024
- 325
- Publications
- 3
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 112 Mansfield Avenue, Willimantic, CT 06226
- Practice phone
- Call (860) 456-9116
- 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
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Dr. Woody Chang is an internist in Willimantic, Connecticut
Dr. Chang practices at Windham Hospital in Willimantic, Connecticut, part of Hartford HealthCare.
Dr. Chang's NPI, 1659571743, was assigned on July 18, 2007. Dr. Chang holds Virginia license 0101227547.
NPI and contact details
- NPI
- 1659571743NPI Registry (opens in a new tab)
- NPI enumeration date
- July 18, 2007
- NPI status
- Active
- Practice phone
- (860) 456-9116
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Woody Chang practices at Windham Hospital in Willimantic, Connecticut
Dr. Chang's primary practice is Windham Hospital, at 112 Mansfield Avenue, Willimantic, CT 06226 in Windham County. The practice phone is (860) 456-9116.
- Windham Hospital112 Mansfield Avenue, Willimantic, CT 06226 · Windham CountyPhone(860) 456-9116
Source: Dmand AI Affiliation Data
Dr. Woody Chang is affiliated with 4 sites of care and 1 medical group
Dr. Chang's primary practice is Windham Hospital in Willimantic, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Chang to 1 physician office, 1 group practice or clinic, 1 therapy and rehab clinic and 1 medical group, each named with a free account.
1 physician officeName with a free account1 group practice or clinicName with a free account1 therapy and rehab clinicName with a free account1 medical groupName with a free account
See all 5 affiliations for Dr. ChangSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Woody Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Windham Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Woody Chang is one of 2,189 internists in Connecticut
Internal medicine is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chang is licensed in Virginia.
Specialties and state licenses
- Internal medicine, VirginiaPrimary
Internists near Dr. Chang
Counts of internists 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. Woody Chang's patients have a median age of 75
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 75, with 10% 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 75
Patient panel by sex, all payers
- Women10%
- Men90%
Source: Dmand AI Patient Panel Data
Dr. Woody Chang wrote 325 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 325 Medicare Part D claims for 46 patients. 86% of them were for generic drugs. CMS names the drug for 177 of them, across 11 drugs with 11 or more claims each, at $24,713 in total drug cost. In 2023, CMS named 99 claims across 6 drugs.
Part D claims, 2024325
Drugs named by CMS11
Total drug cost$24,713
Part D patients46
Dr. Chang's Part D claims by kind of drug, 2024
- Generic280 claims86%
- Brand-name45 claims14%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 992024: 17779%
Drugs named by CMS: 11 in 2024, 6 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
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Dr. Woody Chang has 3 publications on record
Dmand AI links 3 papers to Dr. Chang, published from 2016 to 2018. 2018 was the busiest year, with 2. The most frequent topics are Attitude of Health Personnel and Nursing Homes. Dr. Chang's most frequent co-authors are Steven M. Handler, MD and Woody Chang.
Papers3
Years published2016 to 2018
Topics Dr. Chang writes about most
- Attitude of Health Personnel
- Nursing Homes
Dr. Chang's most frequent co-authors
Recent publications by Dr. Chang
J Am Med Dir Assoc
Advanced Practice NursingAttitude of Health PersonnelNursing Homes
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 internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Dr. Woody 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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Woody 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. Woody Chang's NPI number?
Dr. Woody Chang's NPI number is 1659571743. It was assigned on July 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Woody Chang?
Dr. Woody Chang is an internist in Willimantic, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Woody Chang practice?
Dr. Chang practices at 112 Mansfield Avenue, Willimantic, CT 06226. Dr. Chang's primary practice is Windham Hospital in Willimantic, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Chang to 1 physician office, 1 group practice or clinic, 1 therapy and rehab clinic and 1 medical group.
What is Dr. Woody Chang's office phone number?
The practice phone on file for Dr. Chang is (860) 456-9116.
What is Dr. Woody Chang's medical license number?
Dr. Chang holds Virginia license 0101227547.
Which hospitals is Dr. Woody Chang affiliated with?
Dr. Chang practices at Windham Hospital in Willimantic, Connecticut.
What drugs does Dr. Woody Chang prescribe most?
In 2024 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril-Hydrochlorothiazide.
How long has Dr. Woody Chang been practicing?
Dr. Chang's NPI was assigned in 2007.
Does Dr. Woody Chang do research?
Dmand AI links 3 publications to Dr. Chang, published from 2016 to 2018.
Who does Dr. Woody Chang publish with?
Dr. Chang's most frequent co-authors are Steven M. Handler, MD (2 shared papers) and Woody Chang (1 shared paper).
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