Michael Gin Quon, M.D.

Gastroenterology Internal Medicine

Michael Gin Quon is a Gastroenterology Internal Medicine specialist based in Newhall, CA with over 40 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(661) 799-0615Newhall, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Michael Gin Quon, M.D. has been part of the Newhall medical community since 2006 in group practice. With 40+ years of experience, he has been practicing in the Newhall area. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data). CMS MIPS quality score: 86.1/100 (2023).

At a glance

  • Prescribes opioids less than 48% of reporting doctors in California
  • Federal MIPS score higher than 62% of MIPS-scored doctors in California
  • Virtual visits available — no app or travel required
1 of 847 Internal Medicine providers in CASee all Internal Medicine in Newhall40+ years experienceNPI since 2006

Older · 5745dNPPES updated 2010-08-30 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

23928 Lyons Ave Suite 206, Newhall, CA 91321-2409

Fax: (661) 254-3185
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor has an average quality score compared to other doctors in California, prescribes opioid pain medications conservatively.

MIPS Score

2023

86.1/100

California avg: 78.6 · US avg: 83.6

Higher than most doctors nationally(+2.5 pts)

Average range among MIPS-scored doctors in California

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Opioid Rx

↓ Lower = better

1.12%

California avg: 5.2 · US avg: 5.1

Higher than most doctors nationally(-4 pts)

Typical range among reporting doctors in California

1.12% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Medicare Patients

570

Unique beneficiaries

High volume

Prescription Recipients

424

Patients prescribed

Prescriptions Written

1,336

Total claims

Total Medicare drug cost: $328k

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.

Patient Condition Panel

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.

Hypertension
Higher than avg (+5%)75%

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

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Arthritis
Higher than avg (+1%)50%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+1%) — a focus area for this doctor

Diabetes
Lower than avg (-5%)29%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-5%) — less common here

Ischemic Heart Disease
Lower than avg (-4%)28%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-4%) — less common here

Anxiety Disorders
Lower than avg (-11%)23%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-11%) — less common here

Mood Disorders
22%

Conditions affecting emotional state, including depression and bipolar disorder

Depression
Lower than avg (-11%)21%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↓ Fewer patients than average (-11%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Patient Reviews

No patient reviews yet. If you've seen Michael Gin Quon, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. 40 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.

Taxonomy: 207RG0100X

Practice Footprint

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 210030

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Michael Gin Quon

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Michael Gin Quon for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Newhall 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 Michael Gin Quon

NPI records show Dr. Quon as active with telehealth listed in Newhall, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (661) 799-0615.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

Claim Profile

Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

Related Providers

Gastroenterology Internal Medicine in California

See all