Dr. Minh Quoc Nguyen, MD
- Medicare services, 2024
- 340
- Medicare patients, 2024
- 127
- Part D claims, 2024
- 1,458
- Publications
- 1
- Hospital affiliations
- 4
- Practice address
- 4002 Vista Way, Oceanside, CA 92056
- Practice phone
- Call (760) 724-8411
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nguyen'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. Minh Quoc Nguyen is an internist in Oceanside, California
Dr. Nguyen practices at Sharp Tri-City Medical Center in Oceanside, California, part of Sharp HealthCare.
Dr. Nguyen's NPI, 1154403640, was assigned on October 20, 2006. Dr. Nguyen graduated from Ross University School of Medicine in 2001. Dr. Nguyen holds California license A89951.
- NPI
- 1154403640NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840234647
- NPI enumeration date
- October 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (760) 724-8411
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Minh Quoc Nguyen practices at Sharp Tri-City Medical Center in Oceanside, California
Dr. Nguyen's primary practice is Sharp Tri-City Medical Center, at 4002 Vista Way, Oceanside, CA 92056 in San Diego County. The practice phone is (760) 724-8411.
- Sharp Tri-City Medical Center4002 Vista Way, Oceanside, CA 92056 · San Diego CountyPhone(760) 724-8411
Source: Dmand AI Affiliation Data
Dr. Minh Quoc Nguyen is affiliated with 4 sites of care and 5 medical groups
Dr. Nguyen's primary practice is Sharp Tri-City Medical Center in Oceanside, California, part of Sharp HealthCare. Dr. Nguyen is also affiliated with Palomar Medical Center Downtown Escondido. The medical group on file is Inpatient Specialist of California PC. Dmand AI also links Dr. Nguyen to 2 more hospitals and 4 medical groups, 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. Minh Quoc Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sharp Tri-City Medical Center | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Minh Quoc Nguyen is one of 16,751 internists in California
Internal medicine is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nguyen is board certified in internal medicine by the American Board of Internal Medicine. Dr. Nguyen is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute respiratory failure, cardiac arrhythmia, cellulitis, chronic respiratory failure, circulation problems, congestive heart failure, gastrointestinal obstruction and lung disease: COPD, asthma or bronchitis among the conditions Dr. Nguyen treats.
Internists near Dr. Nguyen
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. Minh Quoc Nguyen billed Medicare for 340 services in 2024
CMS data shows 340 Medicare services from Dr. Nguyen across 5 procedure codes in 2024, for 127 Medicare patients. Medicare paid $28,026 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nguyen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6212024: 34045%
Dr. Nguyen compared with the California median for internists, 2024
- Dr. Nguyen
- California median
- Medicare services
- 340vs 3616% below
- Medicare patients
- 127vs 15116% below
- Part D claims
- 881vs 4212.1 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Nguyen's most billed Medicare procedure codes, 2024
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. Nguyen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nguyen and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Minh Quoc Nguyen treated 127 Medicare patients in 2024, average age 79
CMS counts 127 Medicare patients who saw Dr. Nguyen in 2024. The largest group is 75 to 84, with 46 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 39% are also on Medicaid. Their average risk score is 2.66, 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. Nguyen's median patient age at 74, with 50% women.
Dr. Nguyen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nguyen's Medicare patients by sex, 2024
- Women6854%
- Men5946%
Chronic conditions among Dr. Nguyen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Atrial fibrillation50%
- Diabetes49%
- Heart failure49%
- Chronic kidney disease46%
- Ischemic heart disease46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nguyen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Minh Quoc Nguyen wrote 1,458 Medicare Part D claims in 2024
In 2024, Dr. Nguyen wrote 1,458 Medicare Part D claims for 308 patients. 86% of them were for generic drugs. CMS names the drug for 881 of them, across 28 drugs with 11 or more claims each, at $35,006 in total drug cost. In 2023, CMS named 88 claims across 6 drugs.
Dr. Nguyen's Part D claims by kind of drug, 2024
- Generic1,260 claims86%
- Brand-name187 claims13%
- Other11 claims1%
Dr. Nguyen'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. Nguyen's Part D claims, 2024
- Opioids3%37 of 1,458 claims
- Antibiotics6%87 of 1,458 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: 882024: 881901%
Drugs named by CMS: 28 in 2024, 6 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. Minh Quoc Nguyen takes part in Medicare
Dr. Nguyen 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. Minh Quoc Nguyen has 1 publication on record
Dmand AI links 1 paper to Dr. Nguyen. Dr. Nguyen's most frequent co-author is Otto Orlean Yang, MD.
Dr. Nguyen's most frequent co-authors
Recent publications by Dr. Nguyen
See who Dr. Nguyen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nguyen 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. Minh Quoc Nguyen received $745 in industry payments from 2016 to 2025
CMS Open Payments shows 34 general payments to Dr. Nguyen from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $589.
General payments to Dr. Nguyen by program year, 2016 to 2025
Companies that paid Dr. Nguyen the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Minh Quoc Nguyen has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Nguyen.
Awards and honors for Dr. Nguyen
- Undated
- Chairman award
- Resident of the year
Source: Dmand AI Professional Profile Data
Dr. Minh Quoc Nguyen graduated from Ross University School of Medicine
Dr. Nguyen graduated from Ross University School of Medicine in 2001.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Minh Quoc Nguyen accepts plans from 5 insurance carriers
Dr. Nguyen is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Molina. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Molina
- CMS Medicare
- Humana
Plan types Dr. Nguyen accepts, by number of carriers
- HMO4
- Medicare3
- POS2
- PPO2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Minh Quoc Nguyen'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 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) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Minh Quoc Nguyen
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. Minh Quoc Nguyen's NPI number?
Dr. Minh Quoc Nguyen's NPI number is 1154403640. It was assigned on October 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Minh Quoc Nguyen?
Dr. Minh Quoc Nguyen is an internist in Oceanside, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Minh Quoc Nguyen practice?
Dr. Nguyen practices at 4002 Vista Way, Oceanside, CA 92056. Dr. Nguyen's primary practice is Sharp Tri-City Medical Center in Oceanside, California, part of Sharp HealthCare. Dmand AI also links Dr. Nguyen to 2 hospitals and 4 medical groups.
What is Dr. Minh Quoc Nguyen's office phone number?
The practice phone on file for Dr. Nguyen is (760) 724-8411.
What is Dr. Minh Quoc Nguyen's medical license number?
Dr. Nguyen holds California license A89951.
Which hospitals is Dr. Minh Quoc Nguyen affiliated with?
Dr. Nguyen practices at Sharp Tri-City Medical Center in Oceanside, California. Dr. Nguyen is also affiliated with Palomar Medical Center Downtown Escondido. Dmand AI links Dr. Nguyen to 2 more hospitals.
What medical group is Dr. Minh Quoc Nguyen part of?
Dr. Nguyen is linked to Inpatient Specialist of California PC. Dmand AI links Dr. Nguyen to 4 more medical groups.
Does Dr. Minh Quoc Nguyen accept Medicare?
Yes. CMS data shows Dr. Nguyen billed Medicare for 340 services in 2024, and Dr. Nguyen accepts Medicare assignment.
How many Medicare patients does Dr. Minh Quoc Nguyen see?
CMS counts 127 Medicare patients who saw Dr. Nguyen in 2024, with an average age of 79.
Is Dr. Minh Quoc Nguyen board certified?
Yes. Dr. Nguyen is board certified in internal medicine by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Minh Quoc Nguyen bill to Medicare?
In 2024, Dr. Nguyen's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Where did Dr. Minh Quoc Nguyen go to medical school?
Dr. Nguyen graduated from Ross University School of Medicine in 2001.
What drugs does Dr. Minh Quoc Nguyen prescribe most?
In 2024 Medicare Part D data, Dr. Nguyen's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Minh Quoc Nguyen received payments from drug or device companies?
CMS Open Payments shows $745 in general payments to Dr. Nguyen from 5 companies from 2016 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Minh Quoc Nguyen been practicing?
Dr. Nguyen graduated from medical school in 2001, 25 years ago.
Does Dr. Minh Quoc Nguyen do research?
Dmand AI links 1 publication to Dr. Nguyen.
Who does Dr. Minh Quoc Nguyen publish with?
Dr. Nguyen's most frequent co-authors are Otto Orlean Yang, MD (1 shared paper).
What insurance does Dr. Minh Quoc Nguyen accept?
Dr. Nguyen is in network with 5 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Molina. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.
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