Howard Liu, DDS
- Part D claims, 2024
- 34
- Industry payments
- $20
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1309 Tennessee St, Vallejo, CA 94590-4645
- Practice phone
- Call (707) 642-3636
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Howard Liu
Dental practice · Vallejo, California
Find Howard 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.
Howard Liu is a dentist in Vallejo, California
Howard Liu practices at Howard Liu in Vallejo, California.
Howard Liu's NPI, 1932228681, was assigned on March 27, 2007. Howard Liu holds California license 59043.
- NPI
- 1932228681NPI Registry (opens in a new tab)
- NPI enumeration date
- March 27, 2007
- NPI status
- Active
- Practice phone
- (707) 642-3636
- 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)
Howard Liu practices at Howard Liu in Vallejo, California
Howard Liu's primary practice is Howard Liu, at 1309 Tennessee St, Vallejo, CA 94590-4645. The practice phone is (707) 642-3636.
- Howard Liu1309 Tennessee St, Vallejo, CA 94590-4645Phone(707) 642-3636
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Howard Liu is affiliated with 1 site of care and 1 medical group
Howard Liu's primary practice is Howard Liu in Vallejo, California. Dmand AI also links Howard 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 Howard Liu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Howard Liu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Howard Liu | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Howard Liu is one of 6,282 dentists in California
Dentist is Howard Liu's primary specialty in the NPI Registry, under taxonomy code 122300000X. Howard Liu is licensed in California.
Specialties and state licenses
- Dentist, CaliforniaPrimary
Dentists near Howard Liu
Counts of dentists 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
Howard Liu wrote 34 Medicare Part D claims in 2024
In 2024, Howard Liu wrote 34 Medicare Part D claims for 26 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Howard Liu's Part D claims, 2024
- Antibiotics62%21 of 34 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.
Howard Liu received $20 in industry payments in 2025
CMS Open Payments shows 1 general payment to Howard Liu from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Dentsply Sirona Inc paid the most, $20.
Companies that paid Howard 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 Howard 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 Howard 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 Howard Liu's NPI number?
Howard Liu's NPI number is 1932228681. It was assigned on March 27, 2007, and it is active in the NPI Registry.
What does Howard Liu specialize in?
Howard Liu is a dentist in Vallejo, California. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Howard Liu practice?
Howard Liu practices at 1309 Tennessee St, Vallejo, CA 94590-4645. Howard Liu's primary practice is Howard Liu in Vallejo, California. Dmand AI also links Howard Liu to 1 medical group.
What is Howard Liu's office phone number?
The practice phone on file for Howard Liu is (707) 642-3636.
What is Howard Liu's medical license number?
Howard Liu holds California license 59043.
Has Howard Liu received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Howard Liu from 1 company from 2025 to 2025. The largest total came from Dentsply Sirona Inc.
How long has Howard Liu been practicing?
Howard Liu's NPI was assigned in 2007.
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