Dr. Joseph Kar-Chun Ng, MD
- Medicare services, 2024
- 58
- Medicare patients, 2024
- 58
- Part D claims, 2024
- 97
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 374 Stockholm Street, Brooklyn, NY 11237
- Practice phone
- Call (718) 963-7272
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ng's professional email, personal email and mobile number
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Dr. Joseph Kar-Chun Ng is an emergency medicine physician in Brooklyn, New York
Dr. Ng practices at Wyckoff Heights Medical Center in Brooklyn, New York, part of Wyckoff Heights Medical Center.
Dr. Ng's NPI, 1922681105, was assigned on May 4, 2021. Dr. Ng graduated from Oregon Health and Science University School of Medicine in 2021. Dr. Ng holds New York license 331543.
- NPI
- 1922681105NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709324296
- NPI enumeration date
- May 4, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 963-7272
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joseph Kar-Chun Ng practices at Wyckoff Heights Medical Center in Brooklyn, New York
Dr. Ng's primary practice is Wyckoff Heights Medical Center, at 374 Stockholm Street, Brooklyn, NY 11237 in Kings County. The practice phone is (718) 963-7272.
- Wyckoff Heights Medical Center374 Stockholm Street, Brooklyn, NY 11237 · Kings CountyPhone(718) 963-7272
Source: Dmand AI Affiliation Data
Dr. Joseph Kar-Chun Ng is affiliated with 1 site of care and 1 medical group
Dr. Ng's primary practice is Wyckoff Heights Medical Center in Brooklyn, New York, part of Wyckoff Heights Medical Center. The medical group on file is Wyckoff Heights Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joseph Kar-Chun Ng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ng practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wyckoff Heights Medical Center | 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 Wyckoff Heights Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Joseph Kar-Chun Ng is one of 3,709 emergency medicine physicians in New York
Emergency medicine is Dr. Ng's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Ng is licensed in New York.
Specialties and state licenses
- Emergency medicine, New YorkPrimary
Emergency medicine physicians near Dr. Ng
Counts of emergency medicine 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. Joseph Kar-Chun Ng billed Medicare for 58 services in 2024
CMS data shows 58 Medicare services from Dr. Ng across 2 procedure codes in 2024, for 58 Medicare patients. Medicare paid $7,822 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ng compared with the New York median for emergency medicine physicians, 2024
- Dr. Ng
- New York median
- Medicare services
- 58vs 21974% below
- Medicare patients
- 58vs 21673% below
- Part D claims
- 19vs 2934% below
Medians across 3,510 emergency medicine physicians in New York with Dmand AI profiles that report each measure.
Dr. Ng'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph Kar-Chun Ng treated 58 Medicare patients in 2024, average age 70
CMS counts 58 Medicare patients who saw Dr. Ng in 2024. The largest group is 65 to 74, with 21 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 72% are also on Medicaid. Their average risk score is 2.64, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Ng's median patient age at 35, with 50% women.
Dr. Ng's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ng's Medicare patients by sex, 2024
- Women3459%
- Men2441%
Chronic conditions among Dr. Ng's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Diabetes59%
- Arthritis50%
- Chronic kidney disease40%
- Ischemic heart disease38%
- Alzheimer's and dementia29%
- Heart failure29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph Kar-Chun Ng wrote 97 Medicare Part D claims in 2024
In 2024, Dr. Ng wrote 97 Medicare Part D claims for 74 patients. 92% of them were for generic drugs. CMS names the drug for 19 of them, across 1 drug with 11 or more claims each, at $46 in total drug cost. In 2023, CMS named 40 claims across 2 drugs.
Dr. Ng's Part D claims by kind of drug, 2024
- Generic89 claims92%
- Brand-name and other8 claims8%
Dr. Ng'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. Ng's Part D claims, 2024
- Antibiotics24%23 of 97 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: 402024: 1953%
Drugs named by CMS: 1 in 2024, 2 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
How Dr. Joseph Kar-Chun Ng takes part in Medicare
Dr. Ng accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Joseph Kar-Chun Ng graduated from Oregon Health and Science University School of Medicine
Dr. Ng graduated from Oregon Health and Science University School of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joseph Kar-Chun Ng'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) |
| 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. Joseph Kar-Chun Ng
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. Joseph Kar-Chun Ng's NPI number?
Dr. Joseph Kar-Chun Ng's NPI number is 1922681105. It was assigned on May 4, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Kar-Chun Ng?
Dr. Joseph Kar-Chun Ng is an emergency medicine physician in Brooklyn, New York. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Joseph Kar-Chun Ng practice?
Dr. Ng practices at 374 Stockholm Street, Brooklyn, NY 11237. Dr. Ng's primary practice is Wyckoff Heights Medical Center in Brooklyn, New York, part of Wyckoff Heights Medical Center.
What is Dr. Joseph Kar-Chun Ng's office phone number?
The practice phone on file for Dr. Ng is (718) 963-7272.
What is Dr. Joseph Kar-Chun Ng's medical license number?
Dr. Ng holds New York license 331543.
Which hospitals is Dr. Joseph Kar-Chun Ng affiliated with?
Dr. Ng practices at Wyckoff Heights Medical Center in Brooklyn, New York.
What medical group is Dr. Joseph Kar-Chun Ng part of?
Dr. Ng is linked to Wyckoff Heights Medical Center.
Does Dr. Joseph Kar-Chun Ng accept Medicare?
Yes. CMS data shows Dr. Ng billed Medicare for 58 services in 2024, and Dr. Ng accepts Medicare assignment.
How many Medicare patients does Dr. Joseph Kar-Chun Ng see?
CMS counts 58 Medicare patients who saw Dr. Ng in 2024, with an average age of 70.
What services does Dr. Joseph Kar-Chun Ng bill to Medicare?
In 2024, Dr. Ng's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).
Show 3 more questionsShow fewer questions
Where did Dr. Joseph Kar-Chun Ng go to medical school?
Dr. Ng graduated from Oregon Health and Science University School of Medicine in 2021.
What drugs does Dr. Joseph Kar-Chun Ng prescribe most?
In 2024 Medicare Part D data, Dr. Ng's most prescribed drugs by claims were Ibuprofen.
How long has Dr. Joseph Kar-Chun Ng been practicing?
Dr. Ng graduated from medical school in 2021, 5 years ago.
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