J Community Hosp Intern Med Perspect
Dr. David Peng Chen, DC, MD
NPI1417279993PAC ID6002120730
- Part D claims, 2018
- 97
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $292
- Medical group
- 1
- Practice address
- 9965 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
Find Dr. Chen's professional email, personal email and mobile number
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Dr. David Peng Chen is an internist in Fontana, California
Dr. Chen practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Chen's NPI, 1417279993, was assigned on February 24, 2010. Dr. Chen graduated from Ross University School of Medicine in 2015. Dr. Chen's Illinois license number on file is 125066419.
NPI and contact details
- NPI
- 1417279993NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002120730
- NPI enumeration date
- February 24, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Peng Chen practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Dr. Chen's primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center9965 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David Peng Chen is affiliated with 2 sites of care and 1 medical group
Dr. Chen's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dr. Chen is also affiliated with Fontana Medical Center. The medical group on file is Southern California Permanente Medical Group.
Kaiser Permanente - Fontana Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Peng Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Peng Chen is one of 16,751 internists in California
Internal medicine is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chen is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Chen's licenses on file in 4 states: Illinois, California, Maryland and District of Columbia.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
- California license
- Maryland license
- District of Columbia license
Internists near Dr. Chen
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 Peng Chen's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 68, with 50% women.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. David Peng Chen wrote 97 Medicare Part D claims in 2018
In 2018, Dr. Chen wrote 97 Medicare Part D claims. Every claim was for a generic drug. They cover 6 drugs, with $995 in total drug cost. In 2017, CMS named 409 claims across 22 drugs.
Part D claims, 201897
Drugs named by CMS6
Total drug cost$995
Dr. Chen's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 4092018: 9776%
Drugs named by CMS: 6 in 2018, 22 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. David Peng Chen takes part in Medicare
Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. David Peng Chen has 1 publication on record
Dmand AI links 1 paper to Dr. Chen in 2017. Dr. Chen's most frequent co-authors are Daniel K. Martin, MD and Saqib Walayat, MD.
Papers1
Dr. Chen's most frequent co-authors
Recent publications by Dr. Chen
See who Dr. Chen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chen works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Peng Chen received $292 in industry payments from 2017 to 2024
CMS Open Payments shows 7 general payments to Dr. Chen from 3 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $208.
General payments to Dr. Chen by program year, 2017 to 2024
Companies that paid Dr. Chen the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Peng Chen graduated from Ross University School of Medicine
Dr. Chen graduated from Ross University School of Medicine in 2015.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. David Peng Chen accepts plans from 4 insurance carriers
Dr. Chen is in network with 4 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Kaiser Permanente
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
Plan types Dr. Chen accepts, by number of carriers
- Medicare3
- PPO2
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. David Peng Chen'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)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Peng Chen
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 Peng Chen's NPI number?
Dr. David Peng Chen's NPI number is 1417279993. It was assigned on February 24, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. David Peng Chen?
Dr. David Peng Chen is an internist in Fontana, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Peng Chen practice?
Dr. Chen practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Chen's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California.
What is Dr. David Peng Chen's office phone number?
The practice phone on file for Dr. Chen is (909) 427-5000.
What is Dr. David Peng Chen's medical license number?
Dr. Chen's Illinois license number on file is 125066419, one of the licenses on file in 4 states.
Which states has Dr. David Peng Chen been licensed in?
Dmand AI has state licenses on file for Dr. Chen in Illinois (2015 to 2018), California (2018 to 2025), Maryland (2009 to 2011) and District of Columbia (2009 to 2010).
Which hospitals is Dr. David Peng Chen affiliated with?
Dr. Chen is affiliated with Fontana Medical Center.
What medical group is Dr. David Peng Chen part of?
Dr. Chen is linked to Southern California Permanente Medical Group.
Does Dr. David Peng Chen accept Medicare?
Yes. CMS lists Dr. Chen as accepting Medicare assignment.
Is Dr. David Peng Chen board certified?
Yes. Dr. Chen is board certified in internal medicine by the American Board of Internal Medicine.
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Where did Dr. David Peng Chen go to medical school?
Dr. Chen graduated from Ross University School of Medicine in 2015.
What drugs does Dr. David Peng Chen prescribe most?
In 2018 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Atorvastatin Calcium, Omeprazole and Lisinopril.
Has Dr. David Peng Chen received payments from drug or device companies?
CMS Open Payments shows $292 in general payments to Dr. Chen from 3 companies from 2017 to 2024. The largest total came from Boston Scientific Corporation.
How long has Dr. David Peng Chen been practicing?
Dr. Chen graduated from medical school in 2015, 11 years ago.
Does Dr. David Peng Chen do research?
Dmand AI links 1 publication to Dr. Chen.
Who does Dr. David Peng Chen publish with?
Dr. Chen's most frequent co-authors are Daniel K. Martin, MD (1 shared paper) and Saqib Walayat, MD (1 shared paper).
What insurance does Dr. David Peng Chen accept?
Dr. Chen is in network with 4 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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