Services About Patient Info Contact 19099488888
Rancho Cucamonga

Your health,
rooted in
our community

Dr. Jack Griffith brings years of clinical expertise and genuine compassion to every patient who walks through our doors in the heart of Rancho Cucamonga.

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100%

Patient-Centered Care

24+

Years Experience

5★

Community Trust

Dr. Jack Griffith medical office in Rancho Cucamonga
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What We Offer

Comprehensive care,
tailored to you

From preventive screenings to chronic condition management, our practice provides a full spectrum of medical services designed to support your health at every stage of life.

Preventive Care

Annual physicals, health screenings, immunizations, and wellness exams to catch issues early and keep you thriving.

Chronic Disease

Ongoing management of diabetes, hypertension, heart disease, and other chronic conditions with personalized care plans.

Diagnostic Services

On-site lab testing, EKG, and diagnostic imaging referrals to ensure accurate diagnoses and timely treatment.

Acute Illness

Same-day or next-day appointments for infections, injuries, and sudden health concerns — because you shouldn't have to wait.

Senior Care

Specialized geriatric care addressing the unique health needs of older adults, from medication review to mobility support.

Family Medicine

Healthcare for patients of all ages — from pediatric checkups to adult preventive care — under one trusted roof.

Dr. Jack Griffith examining a patient

25+

Years of clinical practice serving our community

About Dr. Jack Griffith

A physician you can trust, in your own backyard

Dr. Jack Griffith has been a cornerstone of medical care in Rancho Cucamonga for over two decades. His approach combines thorough clinical expertise with a warm, personal style that makes every patient feel heard and valued.

After completing his medical training and board certification in Internal Medicine, Dr. Griffith chose to settle in the Inland Empire — drawn by the community's spirit and the opportunity to build lasting relationships with patients across generations.

At his practice on Carnelian Street, you'll find a team that treats your health like their own responsibility. We believe that great medicine starts with listening.

Board Certified
Accepting New Patients
Insurance Accepted
Same-Day Visits
Patient Information

Everything you need before your visit

Office Hours

  • Monday 9:00 AM – 5:00 PM
  • Tuesday 9:00 AM – 5:00 PM
  • Wednesday 9:00 AM – 5:00 PM
  • Thursday 9:00 AM – 5:00 PM
  • Friday 9:00 AM – 3:00 PM
  • Saturday Closed
  • Sunday Closed

Insurance

We accept most major insurance plans. Please contact our office to verify your specific provider and coverage.

  • Medicare
  • Most PPO Plans
  • HMO Plans
  • Self-Pay Options

First Visit

Please arrive 15 minutes early to complete registration. Bring the following:

  • 1 Photo identification
  • 2 Insurance card(s)
  • 3 List of current medications
  • 4 Referral (if required)
  • 5 Any relevant lab/imaging results

Ready to Get Started?

Your health journey starts here

Schedule your appointment today and experience the difference of a practice that genuinely cares about you.

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Get in Touch

We'd love to hear from you

Whether you're scheduling your first visit or have questions about our services, our team is here to help. Reach out by phone, email, or stop by our office anytime during business hours.

Our Location

7365 Carnelian St
Rancho Cucamonga, CA 91730-1100

Phone

19099488888

Send Us a Message

Fill out the form below and we'll get back to you within one business day.

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