Welcome to Gameday Men’s Health Clinic Diamond Bar, CA

Our men’s health clinic in Diamond Bar, CA, offers testosterone replacement therapy (TRT), erectile dysfunction treatment, medical weight loss, longevity care, peptide therapy and vitamin injections, hair loss treatment, and sports injury care.

Visit our Diamond Bar TRT clinic at 1111 Grand Avenue, Suite C, Diamond Bar, CA 91765. We welcome men from Walnut, Pomona and Rowland Heights. Same-day labs and results. No insurance needed.

Modern Gameday Men’s Health clinic waiting area with seating and large windows

Why Choose
Gameday Men's Health Diamond Bar

Our clinic was built around one simple idea: men deserve a modern, personalized approach to healthcare. We go beyond routine checkups to address the full picture of your well-being—physical, mental, and lifestyle. At Diamond Bar we offer:
Personalized Care
On-site lab testing
Ongoing Support
Flexible Appointments
Comfortable Spaces
Life-changing treatments

Your Care Team

Meet Your Diamond Bar Clinical Care Team

Gameday Men's Health Diamond Bar is staffed by licensed medical providers who focus on men's health.

At your first visit, your provider reviews your symptoms, lab work and health history and builds a plan with you.

Testosterone Therapy

  • Testosterone Cypionate Injections
  • Testosterone Pellets
  • Clomid / Enclomiphene
  • Oral TRT (Kyzatrex®)

Peptide Therapy & Vitamin Injections

  • Sermorelin Peptide Injections
  • Vitamin B12 injections
  • MIC Lipotropic + B12 Injections
  • Glutathione Injections
  • Vitamin B Complex Injections
  • Vitamin C Injections

Weight Loss & Metabolic Health

  • GLP-1 Medications
  • Body Composition Scans
  • Phentermine
  • Tirzepatide

Anti-Aging & Longevity

  • PT-141 Peptide Injections
  • NAD+ Injections
  • Botox® Injections

Sexual Wellness & ED

  • Shockwave therapy for Erectile Dysfunction
  • P-Shot®
  • Trimix Injections
  • Viagra® & Cialis®

Hair Loss Treatment

  • PRP Hair Treatment
  • Finasteride
  • Minoxidil

Sports Injury

  • Shockwave Therapy for Sports Injuries

Gameday vs Everyone Else

Because men deserve better care — fast, personal, and built around results.

The Other Guys

Traditional Medicine

Dedicated Clinician

Real In-Clinic Care

Men's health experts

Root-cause treatments

Same-day labs

Comfortable, private visits

Ongoing Monitoring

Long-term support

Real Results from Men's Health Patients in Diamond Bar

4.9
Across +400 clinics
“Many men hate going to the Doctor to discuss some of their personal issues. Run! Don’t walk into this place if you’re looking for a clinician to actually listen to you.”
– Clark G.
4.9
Across +400 clinics
Business man talking on the phone to book an appointment.Business man talking on the phone to book an appointment.

Need Help Booking
Your Visit?

Talk to a real person at Diamond Bar —
we’ll answer your questions and schedule your appointment.

What to Expect at Your First Visit in Diamond Bar

The average American spends about 18 minutes a year with their primary care doctor. Your first Gameday visit is a face-to-face deep dive — with labs, results, and a personalized protocol before you leave.
A dedicated clinician who knows your history and goals
Immediate lab testing with same-visit results
Ongoing performance tracking and protocol optimization
Direct access to your clinician between visits
A frictionless, concierge-level experience
Transparent cash-pay pricing
Getting here

Plan your visit

Address

1111 Grand Avenue, Suite C, Diamond Bar, CA 91765

Opening Hours
Mon
Closed
Tue
Closed
Wed
9:00am - 5:00pm
Thu
9:00am - 5:00pm
Fri
9:00am - 5:00pm
Sat
9:00am - 1:00pm
Sun
Closed
Drive times
  • From Walnut 12 min
  • From Rowland Heights 13 min
  • From Pomona 18 min
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Questions About Visiting Our Diamond Bar Men's Health Clinic

Where can I get my testosterone tested in Diamond Bar?

Saturday mornings are an option for a testosterone test at Gameday Men's Health Diamond Bar: the Suite C office on Grand Avenue tests from 9 am to 1 pm that day, and from 9 am to 5 pm Wednesday through Friday. Men from Walnut and Chino Hills can book low testosterone testing there without a referral. Book online, call (909) 310-2160 or text (917) 451-3453.

What do patients say about Gameday Men's Health Diamond Bar?

Gameday Men's Health Diamond Bar keeps its patient reviews on Google, where you can read them or add your own: https://maps.google.com/maps?cid=878966369916998483. The listing also gives directions to Suite C on Grand Avenue for men coming from Walnut or Chino Hills. Book online, call (909) 310-2160 or text (917) 451-3453.

Where can I get testosterone replacement therapy (TRT) in Diamond Bar?

TRT in Diamond Bar is available at Gameday Men's Health Diamond Bar, a men's health clinic that offers testosterone replacement therapy and hormone pellet therapy. The clinic is open Saturday mornings as well as Wednesday through Friday, which helps if weekday visits are hard to fit in. Your clinician decides with you which option fits after your labs. Book online, call (909) 310-2160 or text (917) 451-3453.

What affects the cost of TRT at Gameday Men's Health Diamond Bar?

Hormone pellet therapy and standard testosterone replacement therapy (TRT) are the two routes at Gameday Men's Health Diamond Bar, and the one you use shapes the cost. How often you come back for follow-ups shapes the rest. Pricing is transparent at the Suite C office, which also sees men from Chino, and your labs help your clinician decide whether treatment is right for you. Book online, call (909) 310-2160 or text (917) 451-3453.

What is Gameday Men's Health, and who runs the Diamond Bar clinic?

Gameday Men's Health Diamond Bar is locally owned and operated and belongs to the Gameday Men's Health network of men's health clinics. Its Saturday hours on Grand Avenue give men in Walnut and Diamond Bar a weekend option, and the clinic treats ED (erectile dysfunction) with GAINSWave (a shockwave therapy). Book online, call (909) 310-2160 or text (917) 451-3453.

Does Gameday Men's Health Diamond Bar take insurance?

Insurance and a referral aren't required at Gameday Men's Health Diamond Bar. Weight loss care, vitamin wellness, testosterone replacement therapy (TRT) and ED (erectile dysfunction) treatment such as the P-Shot (a platelet-rich plasma treatment) are all open to you without either. The clinic accepts HSA and FSA payments. Book online, call (909) 310-2160 or text (917) 451-3453.

What should I bring to my appointment at Gameday Men’s Health in Diamond Bar?

Please bring a valid photo ID and any recent lab work if you have it. If you’re currently taking medications or supplements, it’s helpful to bring a list as well. Our team in Diamond Bar will walk you through everything else when you arrive.

Is parking available at the Diamond Bar clinic?

Yes, convenient parking is available near our Diamond Bar clinic. Specific parking details may vary by neighborhood, and our front desk can always help direct you to the best nearby options.

Can I start treatment the same day as my appointment?

In many cases, yes. Depending on your evaluation and lab results, same-day treatment may be available at our Diamond Bar clinic. Your provider will review your results and discuss next steps during your visit.

What happens during my first visit?

Your first appointment at our Diamond Bar clinic includes a consultation with a medical provider, a review of your health history, and diagnostic testing if needed. Based on your goals, we’ll outline personalized options and answer any questions you have before moving forward. The clinic accepts HSA and FSA payments.

How long does an appointment usually take?

Most initial visits at our Diamond Bar clinic take about 45–60 minutes. Follow-up appointments are often shorter, depending on the services included.

Are consultations and treatments private?

Absolutely. Privacy and discretion are a top priority at our Diamond Bar clinic. All appointments, consultations, and treatments are handled in a confidential medical setting.

What services are available at the Diamond Bar clinic?

Our Diamond Bar clinic provides a comprehensive range of men’s health services, including:

• Testosterone Therapy

• Weight Loss

• Sexual Wellness & ED

• Anti-Aging & Longevity

• Peptides & Vitamins

• Hair Loss

• Sports Injury

Each service begins with a personalized consultation to ensure care is tailored to your health goals.

How often will I need to visit the clinic?

Visit frequency depends on your personalized plan. Some patients visit weekly or monthly, while others only need periodic check-ins. Your provider at the Diamond Bar clinic will explain what to expect.

Learn More About Men’s Health

Erectile Dysfunction Treatments: Fast and Effective Solutions for Men

Erectile Dysfunction Treatments: Fast and Effective Solutions for Men

Erectile Dysfunction affects millions, but effective alternatives like GAINSWave®, Trimix, and P-Shot® offer hope. Learn about treatments and lifestyle changes to regain confidence.
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