Dr. John Chen, MD

  • Camp Pendleton South, CA
  • General practice physician
NPI1861953713
Publications
1
Industry payments
$1,750
State license
1
Year NPI issued
2019
Practice address
200 Mercy Circle Rd, Camp Pendleton South, CA 92055
Practice phone
Call (805) 341-1129
Professional email
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Personal email
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Mobile number
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Social profiles

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Dr. John Chen is a general practice physician in Camp Pendleton South, California

Dr. Chen practices in Camp Pendleton South, California.

Dr. Chen's NPI, 1861953713, was assigned on March 25, 2019. Dr. Chen graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2019. Dr. Chen holds Virginia license 0101270628.

NPI and contact details
NPI enumeration date
March 25, 2019
NPI status
Active
Practice phone
(805) 341-1129
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
2019

Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Dr. John Chen's practice address is in Camp Pendleton South, California

Dr. Chen's practice address in the NPI Registry is 200 Mercy Circle Rd, Camp Pendleton South, CA 92055. The practice phone is (805) 341-1129.

  • NPI Registry address
    200 Mercy Circle Rd, Camp Pendleton South, CA 92055Phone(805) 341-1129

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Dr. John 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.

EHR by site
SiteEHR vendor and product
Dr. Chen's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. John Chen is one of 1,526 general practice physicians in California

General practice is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Chen is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Chen is licensed in Virginia.

Specialties and state licenses

  • General practice, VirginiaPrimaryLicense 0101270628 · 2020 to 2026 · taxonomy 208D00000X

General practice physicians near Dr. Chen

Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.

1,526general practice physicians in California
5general practice physicians in Camp Pendleton South

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. John Chen's patients have a median age of 38

Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 38, with 18% 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 38

Patient panel by sex, all payers

  • Women18%
  • Men82%

Source: Dmand AI Patient Panel Data

Dr. John Chen has 1 publication on record

Dmand AI links 1 paper to Dr. Chen in 2013. Dr. Chen's most frequent co-authors are Raphael Guzman, MD, Billy W. Loo, MD, PhD and Sahar Rosenblum, MD.

Papers1

Dr. Chen's most frequent co-authors

Recent publications by Dr. Chen

See all 1 publications and co-authors

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 general practice physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. John Chen received $1,750 in industry payments from 2024 to 2025

CMS Open Payments shows 3 general payments to Dr. Chen from 1 drug or device company from 2024 to 2025. Consulting fees make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $1,750.

General payments to Dr. Chen by program year, 2024 to 2025

Companies that paid Dr. Chen the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. John Chen graduated from Uniformed Services University, F. Edward Hebert School of Medicine

Dr. Chen graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2019.

  1. Medical schoolUniformed Services University, F. Edward Hebert School of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Sources for Dr. John Chen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. John 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. John Chen's NPI number?

Dr. John Chen's NPI number is 1861953713. It was assigned on March 25, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. John Chen?

Dr. John Chen is a general practice physician in Camp Pendleton South, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).

Where does Dr. John Chen practice?

Dr. Chen practices at 200 Mercy Circle Rd, Camp Pendleton South, CA 92055.

What is Dr. John Chen's office phone number?

The practice phone on file for Dr. Chen is (805) 341-1129. Dmand AI also checks direct phone and mobile numbers, available with a free account.

What is Dr. John Chen's email address?

Dmand AI checks professional and personal email addresses for Dr. Chen through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.

What is Dr. John Chen's medical license number?

Dr. Chen holds Virginia license 0101270628.

Is Dr. John Chen board certified?

Yes. Dr. Chen is board certified in ophthalmology by the American Board of Ophthalmology.

Where did Dr. John Chen go to medical school?

Dr. Chen graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2019.

Has Dr. John Chen received payments from drug or device companies?

CMS Open Payments shows $1,750 in general payments to Dr. Chen from 1 company from 2024 to 2025. The largest total came from Merck Sharp & Dohme Corporation.

How long has Dr. John Chen been practicing?

Dr. Chen graduated from medical school in 2019, 7 years ago.

Show 3 more questionsShow fewer questions

Does Dr. John Chen do research?

Dmand AI links 1 publication to Dr. Chen.

Who does Dr. John Chen publish with?

Dr. Chen's most frequent co-authors are Raphael Guzman, MD (1 shared paper), Billy W. Loo, MD, PhD (1 shared paper) and Sahar Rosenblum, MD (1 shared paper).

What EHR does Dr. John Chen's practice use?

Dmand AI tracks the EHR system at Dr. Chen's practice. The vendor and product are available with a free Dmand AI account.

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