Dr. Henry Chang, MD
- Industry payments
- $72
- State license
- 1
- Year NPI issued
- 2010
- Practice address
- 333 Borthwick Ave, Portsmouth, NH 03801
- Practice phone
- Call (301) 229-6817
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
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. Henry Chang is a hematologist and oncologist in Portsmouth, New Hampshire
Dr. Chang practices in Portsmouth, New Hampshire.
Dr. Chang's NPI, 1760709489, was assigned on April 21, 2010. Dr. Chang holds Maryland license D0029503.
- NPI
- 1760709489NPI Registry (opens in a new tab)
- NPI enumeration date
- April 21, 2010
- NPI status
- Active
- Practice phone
- (301) 229-6817
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Henry Chang's practice address is in Portsmouth, New Hampshire
Dr. Chang's practice address in the NPI Registry is 333 Borthwick Ave, Portsmouth, NH 03801, in Rockingham County. The practice phone is (301) 229-6817.
- NPI Registry address333 Borthwick Ave, Portsmouth, NH 03801 · Rockingham CountyPhone(301) 229-6817
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Henry 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 |
|---|---|
| Dr. Chang's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Henry Chang is one of 67 hematologists and oncologists in New Hampshire
Hematology and oncology is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Chang is licensed in Maryland.
Specialties and state licenses
- Hematology and oncology, MarylandPrimary
Hematologists and oncologists near Dr. Chang
Counts of hematologists and oncologists 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. Henry Chang received $72 in industry payments from 2018 to 2024
CMS Open Payments shows 3 general payments to Dr. Chang from 3 drug and device companies from 2018 to 2024. Food and beverage make up the largest share, 100% of the total. Ethicon Inc. paid the most, $33.
General payments to Dr. Chang by program year, 2018 to 2024
Companies that paid Dr. Chang the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Henry 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 |
| 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. Henry 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. Henry Chang's NPI number?
Dr. Henry Chang's NPI number is 1760709489. It was assigned on April 21, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Henry Chang?
Dr. Henry Chang is a hematologist and oncologist in Portsmouth, New Hampshire. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Henry Chang practice?
Dr. Chang practices at 333 Borthwick Ave, Portsmouth, NH 03801.
What is Dr. Henry Chang's office phone number?
The practice phone on file for Dr. Chang is (301) 229-6817.
What is Dr. Henry Chang's medical license number?
Dr. Chang holds Maryland license D0029503.
Has Dr. Henry Chang received payments from drug or device companies?
CMS Open Payments shows $72 in general payments to Dr. Chang from 3 companies from 2018 to 2024. The largest total came from Ethicon Inc.
How long has Dr. Henry Chang been practicing?
Dr. Chang's NPI was assigned in 2010.
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