Frederick Liu
- Part D claims, 2024
- 53
- Industry payments
- $93
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1526 Atwood Ave Ste 102 Suite 102, Johnston, RI 02919-3289
- Practice phone
- Call (401) 273-4411
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Johnston Dental Group
Dental practice · Johnston, Rhode Island
Find Frederick 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.
Frederick Liu is a general practice dentistry in Providence, Rhode Island
Frederick Liu practices at Johnston Dental Group in Johnston, Rhode Island.
Frederick Liu's NPI, 1649840026, was assigned on June 29, 2021. Frederick Liu holds Virginia license 0401417453.
- NPI
- 1649840026NPI Registry (opens in a new tab)
- NPI enumeration date
- June 29, 2021
- NPI status
- Active
- Practice phone
- (401) 273-4411
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Frederick Liu practices at Johnston Dental Group in Johnston, Rhode Island
Frederick Liu's primary practice is Johnston Dental Group, at 1526 Atwood Ave Ste 102 Suite 102, Johnston, RI 02919-3289. The practice phone is (401) 273-4411.
- Johnston Dental Group1526 Atwood Ave Ste 102 Suite 102, Johnston, RI 02919-3289Phone(401) 273-4411
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Frederick Liu is affiliated with 1 site of care and 1 medical group
Frederick Liu's primary practice is Johnston Dental Group in Johnston, Rhode Island. Dmand AI also links Frederick Liu to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Frederick Liu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Frederick Liu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johnston Dental Group | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Frederick Liu is one of 180 general practice dentistrys in Rhode Island
General practice is Frederick Liu's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Frederick Liu is licensed in Virginia.
Specialties and state licenses
- General practice dentistry, VirginiaPrimary
General practice dentistrys near Frederick Liu
Counts of general practice dentistrys 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
Frederick Liu wrote 53 Medicare Part D claims in 2024
In 2024, Frederick Liu wrote 53 Medicare Part D claims for 43 patients. 85% of them were for generic drugs.
Frederick Liu's Part D claims by kind of drug, 2024
- Generic45 claims85%
- Brand-name and other8 claims15%
Drug classes CMS tracks in Frederick Liu's Part D claims, 2024
- Antibiotics77%41 of 53 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Frederick Liu received $93 in industry payments in 2025
CMS Open Payments shows 2 general payments to Frederick Liu from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Zimvie Inc. paid the most, $79.
Companies that paid Frederick Liu the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Frederick 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 | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Frederick 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 Frederick Liu's NPI number?
Frederick Liu's NPI number is 1649840026. It was assigned on June 29, 2021, and it is active in the NPI Registry.
What does Frederick Liu specialize in?
Frederick Liu is a general practice dentistry in Providence, Rhode Island. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Frederick Liu practice?
Frederick Liu practices at 1526 Atwood Ave Ste 102 Suite 102, Johnston, RI 02919-3289. Frederick Liu's primary practice is Johnston Dental Group in Johnston, Rhode Island. Dmand AI also links Frederick Liu to 1 medical group.
What is Frederick Liu's office phone number?
The practice phone on file for Frederick Liu is (401) 273-4411.
What is Frederick Liu's medical license number?
Frederick Liu holds Virginia license 0401417453.
Has Frederick Liu received payments from drug or device companies?
CMS Open Payments shows $93 in general payments to Frederick Liu from 2 companies from 2025 to 2025. The largest total came from Zimvie Inc.
How long has Frederick Liu been practicing?
Frederick Liu's NPI was assigned in 2021.
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