Dr. Ariana Demers, D.O.

Orthopedic Surgery

Dr. Ariana Demers is a board-certified orthopedic surgeon practicing in Sonora, California. In 2023, Dr. Demers performed 23 Medicare-verified knee replacements (#304 in California) and 18 hip replacements (#232 in California), for a combined total of 41 procedures. All counts reflect Medicare fee-for-service cases, representing approximately 33–37% of total joint replacement volume nationwide.

Verified Medicare Cases (2023)

Knee Replacement
23 verified cases
#304 in California
Hip Replacement
18 verified cases
#232 in California

Verified Case Volume Trends (2013-2024)

Questions to Ask Dr. Demers

Medicare volume represents only a portion of a surgeon's practice.

Recommended Script:

"Dr. Demers, I see your Medicare volume is lower—what percentage of your practice is private insurance or sports medicine? Approximately how many total joint replacements do you perform annually?"

Preparing for Surgery?

Browse recommended recovery products for knee replacement

View Recovery Products

Contact & Location

📞 Phone: 209-533-5371
13949 Mono Way
Sonora, CA 95370
NPI: 1477676047
Credentials: D.O.
✅ Active Medicare provider (NPI verified)
📅 19 years of practice experience
🎓 Licensed D.O.
🏥 Licensed surgical specialist
🦴 Board-certified orthopedic surgeon
⚽ Sports medicine specialist
📞 Contact information available
Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately 33-37% of all joint replacement procedures nationwide (63% of Medicare fee-for-service). Always consult with healthcare providers to make informed decisions about your care.