Harry Nguyen, D.O.
Harry Nguyen is a Hepatology Internal Medicine specialist based in Orange, CA with over 10 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Harry Nguyen, D.O. specializes in internal medicine, serving patients in Orange, CA in group practice. Trained at Nova Southeastern College of Osteo Medicine (class of 2016), he has been practicing for over 10 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis. CMS MIPS quality score: 100/100 (2023).
At a glance
- Federal MIPS score higher than 93% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 485dNPPES updated 2025-01-23 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Based on Medicare data, this doctor scores better than 93% of doctors in California on federal quality measures.
MIPS Score
2023100/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+16.4 pts)
Top 7% of MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better60.7%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-22.1 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
74
Unique beneficiaries
Standard volumePrescription Recipients
33
Patients prescribed
Prescriptions Written
84
Total claims
Total Medicare drug cost: $49k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-2%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+5%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+9%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+7%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+12%) — a focus area for this doctor
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+10%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$124 received from industry
1 transaction reported in 2018 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2018, attributed to Harry Nguyen's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2016
Nova Southeastern College of Osteo Medicine
Board certified · Jan 22, 2025
Self-reported via NPPES
10 years in practice
Established
The discipline of Hepatology encompasses the structure, function, and diseases of the liver and biliary tract. The American Board of Internal Medicine considers Hepatology part of the subspecialty of gastroenterology. Physicians who identify themselves as Hepatologists usually, but not always, have been trained in gastrointestinal programs.
Taxonomy: 207RI0008X
Education & Training
Nova Southeastern College of Osteo Medicine (Class of 2016)
Mailing address
101 the City Dr S Bldg 22c, Orange, CA 92868-3201
Differs from practice location
Primary hospital affiliation: Psychiatric
CMS Certification Number: 194098
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Harry Nguyen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Harry Nguyen for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Orange required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Harry Nguyen
NPI records show Dr. Nguyen as active with telehealth listed in Orange, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (714) 456-7002.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator. See Data Methodology.
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Contact Harry Nguyen
Practice Location
101 the City Dr S, Orange, CA 92868-3201
Mailing Address
101 the City Dr S Bldg 22c, Orange, CA 92868-3201
This is a provider directory. Contact the office directly to schedule appointments.
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