Dr. Nga Chang, MD
- Medicare services, 2024
- 586
- Medicare patients, 2024
- 56
- Part D claims, 2024
- 2,853
- Industry payments
- $940
- State license
- 1
- Practice address
- 350 Engle St, Englewood, NJ 07631
- Practice phone
- Call (201) 894-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Englewood Hospital and Medical Center
Englewood, New Jersey
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. Nga Chang is a general practice physician in Englewood, New Jersey
Dr. Chang practices at Englewood Hospital and Medical Center in Englewood, New Jersey.
Dr. Chang's NPI, 1538222039, was assigned on December 18, 2006. Dr. Chang holds New York license 148111.
- NPI
- 1538222039NPI Registry (opens in a new tab)
- NPI enumeration date
- December 18, 2006
- NPI status
- Active
- Practice phone
- (201) 894-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Nga Chang practices at Englewood Hospital and Medical Center in Englewood, New Jersey
Dr. Chang's primary practice is Englewood Hospital and Medical Center, at 350 Engle St, Englewood, NJ 07631 in Bergen County. The practice phone is (201) 894-3000.
- Englewood Hospital and Medical Center350 Engle St, Englewood, NJ 07631 · Bergen CountyPhone(201) 894-3000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nga Chang is affiliated with 1 site of care
Dr. Chang's primary practice is Englewood Hospital and Medical Center in Englewood, New Jersey.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Nga 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 |
|---|---|
| Englewood Hospital and Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nga Chang is one of 113 general practice physicians in New Jersey
General practice is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Chang is licensed in New York.
Specialties and state licenses
- General practice, New YorkPrimary
General practice physicians near Dr. Chang
Counts of general practice 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. Nga Chang billed Medicare for 586 services in 2024
CMS data shows 586 Medicare services from Dr. Chang across 4 procedure codes in 2024, for 56 Medicare patients. Medicare paid $44,748 for them. Every service was in an office.
Dr. Chang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7212024: 53126%
- Other services
- 2023: 622024: 5511%
- Tests and treatments
- 2023: 282024: 0100%
Dr. Chang compared with the New Jersey median for general practice physicians, 2024
- Dr. Chang
- New Jersey median
- Medicare services
- 586vs 42638% above
- Medicare patients
- 56vs 19671% below
- Part D claims
- 2,521vs 17614.3 times
Medians across 106 general practice physicians in New Jersey 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chang and other general practice physicians in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nga Chang treated 56 Medicare patients in 2024, average age 80
CMS counts 56 Medicare patients who saw Dr. Chang in 2024. The largest group is 85 and over, with 22 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 70% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 71, with 49% women.
Dr. Chang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chang's Medicare patients by sex, 2024
- Women2341%
- Men3359%
Chronic conditions among Dr. Chang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes41%
- Anxiety39%
- Alzheimer's and dementia32%
- Arthritis30%
- Chronic kidney disease27%
- Ischemic heart disease20%
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 71
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nga Chang wrote 2,853 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 2,853 Medicare Part D claims for 155 patients. 86% of them were for generic drugs. CMS names the drug for 2,521 of them, across 62 drugs with 11 or more claims each, at $257,630 in total drug cost. In 2023, CMS named 2,815 claims across 64 drugs.
Dr. Chang's Part D claims by kind of drug, 2024
- Generic2,453 claims86%
- Brand-name365 claims13%
- Other35 claims1%
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
- Antibiotics5%149 of 2,853 claims
- Antipsychotics, patients 65 and over1%15 of 2,853 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: 2,8152024: 2,52110%
Drugs named by CMS: 62 in 2024, 64 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. Nga Chang received $940 in industry payments from 2016 to 2020
CMS Open Payments shows 9 general payments to Dr. Chang from 5 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $452.
General payments to Dr. Chang by program year, 2016 to 2020
Companies that paid Dr. Chang the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nga 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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Nga 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. Nga Chang's NPI number?
Dr. Nga Chang's NPI number is 1538222039. It was assigned on December 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nga Chang?
Dr. Nga Chang is a general practice physician in Englewood, New Jersey. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Nga Chang practice?
Dr. Chang practices at 350 Engle St, Englewood, NJ 07631. Dr. Chang's primary practice is Englewood Hospital and Medical Center in Englewood, New Jersey.
What is Dr. Nga Chang's office phone number?
The practice phone on file for Dr. Chang is (201) 894-3000.
What is Dr. Nga Chang's medical license number?
Dr. Chang holds New York license 148111.
Does Dr. Nga Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 586 services in 2024.
How many Medicare patients does Dr. Nga Chang see?
CMS counts 56 Medicare patients who saw Dr. Chang in 2024, with an average age of 80.
What services does Dr. Nga Chang bill to Medicare?
In 2024, Dr. Chang's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G0439).
What drugs does Dr. Nga Chang prescribe most?
In 2024 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Rosuvastatin Calcium.
Has Dr. Nga Chang received payments from drug or device companies?
CMS Open Payments shows $940 in general payments to Dr. Chang from 5 companies from 2016 to 2020. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Nga Chang been practicing?
Dr. Chang graduated from medical school in 1973, 53 years ago.
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