Dr. Jack H. Liu, MD
- Part D claims, 2024
- 52
- Industry payments
- $791
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 37 W 23rd St, New York, NY 10010-5389
- Practice phone
- Call (646) 596-9267
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Citymd Urgent Care
Urgent care · New York, New York
Find Dr. Liu'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. Jack H. Liu is an emergency medicine physician in Clifton, New Jersey
Dr. Liu practices at Citymd Urgent Care in New York, New York.
Dr. Liu's NPI, 1821218843, was assigned on May 1, 2007. Dr. Liu holds New York license 243263-1.
- NPI
- 1821218843NPI Registry (opens in a new tab)
- NPI enumeration date
- May 1, 2007
- NPI status
- Active
- Practice phone
- (646) 596-9267
- 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 Doctors and Clinicians National Downloadable File (CMS)
Dr. Jack H. Liu practices in New York and Clifton
Dr. Liu's primary practice is Citymd Urgent Care, at 37 W 23rd St, New York, NY 10010-5389. The practice phone is (646) 596-9267. The NPI Registry lists Dr. Liu's practice address as 881 Allwood Rd, Clifton, NJ 07012.
- Citymd Urgent CarePrimary37 W 23rd St, New York, NY 10010-5389Phone(646) 596-9267
- NPI Registry address881 Allwood Rd, Clifton, NJ 07012 · Passaic CountyPhone(646) 596-9267
Sources: NPPES NPI Registry (CMS); Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Jack H. Liu is affiliated with 1 site of care and 3 medical groups
Dr. Liu's primary practice is Citymd Urgent Care in New York, New York. The medical group on file is Summit Health. Dmand AI also links Dr. Liu to 2 more medical groups, each named with a free account.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jack H. Liu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Citymd Urgent Care | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jack H. Liu is one of 1,548 emergency medicine physicians in New Jersey
Emergency medicine is Dr. Liu's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Liu is licensed in New York.
Specialties and state licenses
- Emergency medicine, New YorkPrimary
Emergency medicine physicians near Dr. Liu
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. Jack H. Liu's patients have a median age of 38
Across all payers, Dmand AI patient panel data puts Dr. Liu's median patient age at 38, with 63% women.
Dr. Liu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women63%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. Jack H. Liu wrote 52 Medicare Part D claims in 2024
In 2024, Dr. Liu wrote 52 Medicare Part D claims for 42 patients. 88% of them were for generic drugs.
Dr. Liu's Part D claims by kind of drug, 2024
- Generic46 claims88%
- Brand-name and other6 claims12%
Drug classes CMS tracks in Dr. Liu's Part D claims, 2024
- Antibiotics42%22 of 52 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Jack H. Liu received $791 in industry payments from 2021 to 2025
CMS Open Payments shows 8 general payments to Dr. Liu from 7 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. PolyNovo North America LLC paid the most, $195.
General payments to Dr. Liu by program year, 2021 to 2025
Companies that paid Dr. Liu the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jack H. Liu'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)Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | 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. Jack H. Liu
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. Jack H. Liu's NPI number?
Dr. Jack H. Liu's NPI number is 1821218843. It was assigned on May 1, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Jack H. Liu?
Dr. Jack H. Liu is an emergency medicine physician in Clifton, New Jersey. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Jack H. Liu practice?
Dr. Liu practices at 37 W 23rd St, New York, NY 10010-5389. Dr. Liu also practices at 881 Allwood Rd, Clifton, NJ 07012. Dr. Liu's primary practice is Citymd Urgent Care in New York, New York. Dmand AI also links Dr. Liu to 2 medical groups.
What is Dr. Jack H. Liu's office phone number?
The practice phone on file for Dr. Liu is (646) 596-9267.
What is Dr. Jack H. Liu's medical license number?
Dr. Liu holds New York license 243263-1.
What medical group is Dr. Jack H. Liu part of?
Dr. Liu is linked to Summit Health. Dmand AI links Dr. Liu to 2 more medical groups.
Has Dr. Jack H. Liu received payments from drug or device companies?
CMS Open Payments shows $791 in general payments to Dr. Liu from 7 companies from 2021 to 2025. The largest total came from PolyNovo North America LLC.
How long has Dr. Jack H. Liu been practicing?
Dr. Liu's NPI was assigned in 2007.
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