Dr. Max Chen, MD

  • Vista, CA
  • Internist
NPI1285750356
Part D claims, 2024
3,393
Publications
3
Industry payments
$109
Affiliated sites
1
Medical groups
2
Practice address
105 Durian St, Vista, CA 92083
Practice phone
Call (760) 631-5000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

VCC - Durian Senior Adult Care

FQHC - Main Site · Vista, California

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Dr. Max Chen is an internist in Vista, California

Dr. Chen practices at VCC - Durian Senior Adult Care in Vista, California.

Dr. Chen's NPI, 1285750356, was assigned on March 21, 2007. Dr. Chen graduated from University Institute of Medicine 1 in 1990. Dr. Chen's California license number on file is A78887.

NPI and contact details
NPI enumeration date
March 21, 2007
NPI status
Active
Practice phone
(760) 631-5000
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
1990

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

Dr. Max Chen practices at VCC - Durian Senior Adult Care in Vista, California

Dr. Chen's primary practice is VCC - Durian Senior Adult Care, at 105 Durian St, Vista, CA 92083. The practice phone is (760) 631-5000.

  • VCC - Durian Senior Adult Care
    105 Durian St, Vista, CA 92083Phone(760) 631-5000

Source: Dmand AI Affiliation Data

Dr. Max Chen is affiliated with 1 site of care and 2 medical groups

Dr. Chen's primary practice is VCC - Durian Senior Adult Care in Vista, California. The medical group on file is Neighborhood Healthcare. Dmand AI also links Dr. Chen to 1 more medical group, named with a free account. Dr. Chen's employer is on file too: a community health center (fqhc).

See all 3 affiliations for Dr. Chen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Max 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
VCC - Durian Senior Adult CareAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Max 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 hospice and palliative medicine by the American Board of Internal Medicine. Dr. Chen has a license on file in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A78887 · 2002 to 2025 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acute sinusitis, acute skin infection, asthma, chronic diabetes, chronic hypertension, diabetic emergency, gastroenteritis and gastrointestinal bleeding among the conditions Dr. Chen treats.

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. Max Chen's patients have a median age of 73

Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 73, with 42% 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 73

Patient panel by sex, all payers

  • Women42%
  • Men58%

Source: Dmand AI Patient Panel Data

Dr. Max Chen wrote 3,393 Medicare Part D claims in 2024

In 2024, Dr. Chen wrote 3,393 Medicare Part D claims for 248 patients. 81% of them were for generic drugs. CMS names the drug for 2,907 of them, across 52 drugs with 11 or more claims each, at $446,238 in total drug cost. In 2023, CMS named 1,743 claims across 48 drugs.

Part D claims, 20243,393
Drugs named by CMS52
Total drug cost$446,238
Part D patients248

Dr. Chen's Part D claims by kind of drug, 2024

  • Generic2,751 claims81%
  • Brand-name614 claims18%
  • Other28 claims1%

Dr. Chen'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. Chen's Part D claims, 2024

  • Antibiotics0%14 of 3,393 claims
  • Antipsychotics, patients 65 and over0%12 of 3,393 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: 1,7432024: 2,90767%

Drugs named by CMS: 52 in 2024, 48 in 2023.

See all prescribing by Dr. Chen

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

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Dr. Max Chen has 3 publications on record

Dmand AI links 3 papers to Dr. Chen, published from 2022 to 2023. The most frequent topics are Cell Differentiation and Induced Pluripotent Stem Cells. Dr. Chen's most frequent co-authors are Erika Lara, MD, Yue Qi, MD and Brian J. Wainger, MD.

Papers3
Years published2022 to 2023

Topics Dr. Chen writes about most

  • Cell Differentiation
  • Induced Pluripotent Stem Cells

Dr. Chen's most frequent co-authors

Recent publications by Dr. Chen

See all 3 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 internists.

How network discovery works

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

Dr. Max Chen received $109 in industry payments from 2019 to 2024

CMS Open Payments shows 5 general payments to Dr. Chen from 4 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Sanofi Pasteur Inc. paid the most, $40.

General payments to Dr. Chen by program year, 2019 to 2024

Companies that paid Dr. Chen the most, 2019 to 2024

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. Max Chen graduated from University Institute of Medicine 1

Dr. Chen graduated from University Institute of Medicine 1 in 1990.

  1. Medical schoolUniversity Institute of Medicine 1
  2. Board certified in hospice and palliative medicineAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Max Chen accepts plans from 8 insurance carriers

Dr. Chen is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Molina
  • Regence Health Plans
  • Humana

Plan types Dr. Chen accepts, by number of carriers

  1. Medicare7
  2. PPO6
  3. HMO4
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Max 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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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)
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
Insurance carriers and plan typesDmand AI Insurance Network 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. Max 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. Max Chen's NPI number?

Dr. Max Chen's NPI number is 1285750356. It was assigned on March 21, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Max Chen?

Dr. Max Chen is an internist in Vista, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Max Chen practice?

Dr. Chen practices at 105 Durian St, Vista, CA 92083. Dr. Chen's primary practice is VCC - Durian Senior Adult Care in Vista, California. Dmand AI also links Dr. Chen to 1 medical group.

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

The practice phone on file for Dr. Chen is (760) 631-5000.

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

Dr. Chen's California license number on file is A78887.

What medical group is Dr. Max Chen part of?

Dr. Chen is linked to Neighborhood Healthcare. Dmand AI links Dr. Chen to 1 more medical group.

Is Dr. Max Chen board certified?

Yes. Dr. Chen is board certified in hospice and palliative medicine by the American Board of Internal Medicine.

Where did Dr. Max Chen go to medical school?

Dr. Chen graduated from University Institute of Medicine 1 in 1990.

What drugs does Dr. Max Chen prescribe most?

In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Lisinopril, Rosuvastatin Calcium and Metformin HCl.

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

CMS Open Payments shows $109 in general payments to Dr. Chen from 4 companies from 2019 to 2024. The largest total came from Sanofi Pasteur Inc.

Show 4 more questionsShow fewer questions

How long has Dr. Max Chen been practicing?

Dr. Chen graduated from medical school in 1990, 36 years ago.

Does Dr. Max Chen do research?

Dmand AI links 3 publications to Dr. Chen, published from 2022 to 2023.

Who does Dr. Max Chen publish with?

Dr. Chen's most frequent co-authors are Erika Lara, MD (1 shared paper), Yue Qi, MD (1 shared paper) and Brian J. Wainger, MD (1 shared paper).

What insurance does Dr. Max Chen accept?

Dr. Chen is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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