Dr. David Chiu, MD
- Medicare patients, 2024
- 14
- Part D claims, 2024
- 7,620
- Industry payments
- $108,397
- Affiliated sites
- 3
- Medical group
- 1
- Practice address
- 9400 Rosecrans Avenue, Bellflower, CA 90706
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD
Acute Care Hospital outpatient department · Bellflower, California
Find Dr. Chiu'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. David Chiu is an internist in Bellflower, California
Dr. Chiu practices at Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California.
Dr. Chiu's NPI, 1194892075, was assigned on November 29, 2006. Dr. Chiu graduated from Hahnemann University College of Medicine in 1997. Dr. Chiu holds California license A71056.
- NPI
- 1194892075NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547394512
- NPI enumeration date
- November 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Chiu practices at Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California
Dr. Chiu's primary practice is Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD, at 9400 Rosecrans Avenue, Bellflower, CA 90706.
- Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD9400 Rosecrans Avenue, Bellflower, CA 90706
Source: Dmand AI Affiliation Data
Dr. David Chiu is affiliated with 3 sites of care and 1 medical group
Dr. Chiu's primary practice is Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Chiu to 1 more breast imaging center and 1 group practice or clinic, each named with a free account. Dr. Chiu's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David Chiu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chiu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Chiu is one of 16,751 internists in California
Internal medicine is Dr. Chiu's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chiu is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Chiu
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. David Chiu treated 14 Medicare patients in 2024, average age 67
CMS counts 14 Medicare patients who saw Dr. Chiu in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 1.77, 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. Chiu's median patient age at 59, with 55% women.
Dr. Chiu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chiu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Chiu wrote 7,620 Medicare Part D claims in 2024
In 2024, Dr. Chiu wrote 7,620 Medicare Part D claims for 820 patients. 89% of them were for generic drugs. CMS names the drug for 7,112 of them, across 112 drugs with 11 or more claims each, at $339,817 in total drug cost. In 2023, CMS named 6,642 claims across 104 drugs.
Dr. Chiu's Part D claims by kind of drug, 2024
- Generic6,789 claims89%
- Brand-name714 claims9%
- Other117 claims2%
Dr. Chiu'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. Chiu's Part D claims, 2024
- Opioids3%265 of 7,620 claims
- Antibiotics2%134 of 7,620 claims
- Antipsychotics, patients 65 and over0%30 of 7,620 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: 6,6422024: 7,1127%
Drugs named by CMS: 112 in 2024, 104 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
Dr. David Chiu offers telehealth to Medicare patients
Dr. Chiu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chiu as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. David Chiu received $108,397 in industry payments from 2016 to 2022
CMS Open Payments shows 158 general payments to Dr. Chiu from 2 drug and device companies from 2016 to 2022. Speaker and faculty fees make up the largest share, 85% of the total. Pfizer Inc. paid the most, $108,371.
General payments to Dr. Chiu by program year, 2016 to 2022
General payments to Dr. Chiu by kind, 2016 to 2022
- Speaker and faculty fees$92,05085%
- Travel and lodging$13,31712%
- Food and beverage$3,0303%
Companies that paid Dr. Chiu the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Chiu graduated from Hahnemann University College of Medicine
Dr. Chiu graduated from Hahnemann University College of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Chiu'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 Data |
| 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) |
| Industry payments | Open Payments (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. David Chiu
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. David Chiu's NPI number?
Dr. David Chiu's NPI number is 1194892075. It was assigned on November 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Chiu?
Dr. David Chiu is an internist in Bellflower, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Chiu practice?
Dr. Chiu practices at 9400 Rosecrans Avenue, Bellflower, CA 90706. Dr. Chiu's primary practice is Kaiser Permanente Medical Group Bellflower Medical Offices - HOPD in Bellflower, California. Dmand AI also links Dr. Chiu to 1 breast imaging center and 1 group practice or clinic.
What is Dr. David Chiu's medical license number?
Dr. Chiu holds California license A71056.
What medical group is Dr. David Chiu part of?
Dr. Chiu is linked to Southern California Permanente Medical Group.
Does Dr. David Chiu accept Medicare?
Yes. CMS lists Dr. Chiu as accepting Medicare assignment.
Does Dr. David Chiu offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chiu as offering telehealth services.
How many Medicare patients does Dr. David Chiu see?
CMS counts 14 Medicare patients who saw Dr. Chiu in 2024, with an average age of 67.
Where did Dr. David Chiu go to medical school?
Dr. Chiu graduated from Hahnemann University College of Medicine in 1997.
What drugs does Dr. David Chiu prescribe most?
In 2024 Medicare Part D data, Dr. Chiu's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
Has Dr. David Chiu received payments from drug or device companies?
CMS Open Payments shows $108,397 in general payments to Dr. Chiu from 2 companies from 2016 to 2022. The largest total came from Pfizer Inc.
How long has Dr. David Chiu been practicing?
Dr. Chiu graduated from medical school in 1997, 29 years ago.
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