Dr. Daniel Joseph Chua, MD
- Medicare services, 2016
- 40
- Part D claims, 2024
- 411
- Hospital affiliations
- 3
- Industry payments
- $134
- Medical group
- 1
- Practice address
- 1 Quality Drive, Vacaville, CA 95688
- Practice phone
- Call (707) 624-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chua's professional email, personal email and mobile number
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Dr. Daniel Joseph Chua is an internist in Vacaville, California
Dr. Chua practices at Vacaville Medical Center in Vacaville, California, part of Kaiser Permanente.
Dr. Chua's NPI, 1801031976, was assigned on December 3, 2008. Dr. Chua holds Ohio license 35098682.
- NPI
- 1801031976NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769638089
- NPI enumeration date
- December 3, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 624-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Joseph Chua practices at Vacaville Medical Center in Vacaville, California
Dr. Chua's primary practice is Vacaville Medical Center, at 1 Quality Drive, Vacaville, CA 95688 in Solano County. The practice phone is (707) 624-4000.
- Vacaville Medical Center1 Quality Drive, Vacaville, CA 95688 · Solano CountyPhone(707) 624-4000
Source: Dmand AI Affiliation Data
Dr. Daniel Joseph Chua is affiliated with 5 sites of care and 1 medical group
Dr. Chua's primary practice is Vacaville Medical Center in Vacaville, California, part of Kaiser Permanente. Dr. Chua is also affiliated with Summa Health System - Akron Campus. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Chua to 1 more hospital, 1 clinical lab and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel Joseph Chua's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chua practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vacaville Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel Joseph Chua is one of 16,751 internists in California
Internal medicine is Dr. Chua's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chua is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Chua
Counts of internists 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. Daniel Joseph Chua billed Medicare for 40 services in 2016
CMS data shows 40 Medicare services from Dr. Chua across 2 procedure codes in 2016. Medicare paid $1,594 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chua compared with the California median for internists, 2016
- Dr. Chua
- California median
- Medicare services
- 40vs 36189% below
- Part D claims
- 278vs 42134% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Chua's most billed Medicare procedure codes, 2016
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Chua?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chua and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Joseph Chua's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Chua's median patient age at 70, with 58% women.
Dr. Chua's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women58%
- Men41%
Source: Dmand AI Patient Panel Data
Dr. Daniel Joseph Chua wrote 411 Medicare Part D claims in 2024
In 2024, Dr. Chua wrote 411 Medicare Part D claims for 93 patients. 95% of them were for generic drugs. CMS names the drug for 278 of them, across 13 drugs with 11 or more claims each, at $10,951 in total drug cost. In 2023, CMS named 174 claims across 9 drugs.
Dr. Chua's Part D claims by kind of drug, 2024
- Generic392 claims95%
- Brand-name19 claims5%
Dr. Chua'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. Chua's Part D claims, 2024
- Opioids47%194 of 411 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: 1742024: 27860%
Drugs named by CMS: 13 in 2024, 9 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. Daniel Joseph Chua takes part in Medicare
Dr. Chua 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. Daniel Joseph Chua received $134 in industry payments from 2018 to 2020
CMS Open Payments shows 2 general payments to Dr. Chua from 2 drug and device companies from 2018 to 2020. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $116.
General payments to Dr. Chua by program year, 2018 to 2020
Companies that paid Dr. Chua the most, 2018 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Daniel Joseph Chua'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 Data |
| 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) |
| 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. Daniel Joseph Chua
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. Daniel Joseph Chua's NPI number?
Dr. Daniel Joseph Chua's NPI number is 1801031976. It was assigned on December 3, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Joseph Chua?
Dr. Daniel Joseph Chua is an internist in Vacaville, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Daniel Joseph Chua practice?
Dr. Chua practices at 1 Quality Drive, Vacaville, CA 95688. Dr. Chua's primary practice is Vacaville Medical Center in Vacaville, California, part of Kaiser Permanente. Dmand AI also links Dr. Chua to 1 hospital, 1 clinical lab and 1 hospice.
What is Dr. Daniel Joseph Chua's office phone number?
The practice phone on file for Dr. Chua is (707) 624-4000.
What is Dr. Daniel Joseph Chua's medical license number?
Dr. Chua holds Ohio license 35098682.
Which hospitals is Dr. Daniel Joseph Chua affiliated with?
Dr. Chua practices at Vacaville Medical Center in Vacaville, California. Dr. Chua is also affiliated with Summa Health System - Akron Campus. Dmand AI links Dr. Chua to 1 more hospital.
What medical group is Dr. Daniel Joseph Chua part of?
Dr. Chua is linked to The Permanente Medical Group, Inc.
Does Dr. Daniel Joseph Chua accept Medicare?
Yes. CMS data shows Dr. Chua billed Medicare for 40 services in 2016, and Dr. Chua accepts Medicare assignment.
What services does Dr. Daniel Joseph Chua bill to Medicare?
In 2016, Dr. Chua's most billed Medicare services were office visit, established patient (99214) and hospital inpatient care (99232).
What drugs does Dr. Daniel Joseph Chua prescribe most?
In 2024 Medicare Part D data, Dr. Chua's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Oxycodone HCl and Sertraline HCl.
Has Dr. Daniel Joseph Chua received payments from drug or device companies?
CMS Open Payments shows $134 in general payments to Dr. Chua from 2 companies from 2018 to 2020. The largest total came from Allergan Inc.
How long has Dr. Daniel Joseph Chua been practicing?
Dr. Chua graduated from medical school in 2005, 21 years ago.
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