#13 Hip
#155 Knee

Dr. Dimitri Delagrammaticas, MD

Orthopedic Surgery
172 procedures 3 hospitals San Luis Obispo, CA
Latest available Medicare data — updated April 2026
Rising Star Top 10% Nationally
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 126 vs 36 avg (4,526 surgeons)
Knee 46 vs 45 avg (6,720 surgeons)

Dr. Dimitri Delagrammaticas is a board-certified orthopedic surgeon practicing in San Luis Obispo, California. A Medicare provider since 2013, Dr. Delagrammaticas has performed 126 Medicare-verified hip replacements (#13 in California) and 46 knee replacements, for a combined total of 172 procedures.

In California, Dr. Delagrammaticas performs well above average in hip (126 vs 41 avg), near average in knee (46 vs 45 avg).

Dr. Delagrammaticas's reported Medicare volume is split between hip replacements (126 cases) and knee replacements (46 cases).

Beyond general orthopedic surgery, Dr. Delagrammaticas holds additional credentials in Adult Reconstructive Orthopaedic Surgery, reflecting subspecialty training that may benefit patients with complex joint conditions.

San Luis Obispo is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the San Luis Obispo area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Delagrammaticas extend back to 2019, covering 5 years of data. Over that period, recorded procedure volume increased from 14 to 172 in the most recent data, a 1129% increase. This sustained growth reflects an expanding joint replacement practice.

Among 4,526 hip replacement surgeons tracked nationally, Dr. Delagrammaticas's 126 verified procedures is more than 3x the national average of 36, ranking #62 nationally.

Verified Medicare Cases

Hip Replacement
126 verified cases
#13 in California
Knee Replacement
46 verified cases
#155 in California
Estimated total: 460 – 520 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
How is this estimated?

Medicare Part B fee-for-service claims represent approximately 33–37% of all joint replacements performed nationally (source: CMS data, AJRR). This range estimates the surgeon's total practice volume across all payers. The verified Medicare count above is the definitive, audited figure.

How Dr. Delagrammaticas Compares

Procedure volume compared to the California state average.

Hip Very High
126 Avg: 41
Knee Average
46 Avg: 45
Dr. Delagrammaticas California Average

Contact & Location

Phone: 805-541-4600
862 Meinecke Ave Ste 100
San Luis Obispo, CA 93405
NPI: 1881936128
Credentials: MD
Active Medicare provider (NPI verified)
13 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Delagrammaticas's Medicare-recorded procedure volume has trended upward over 5 years, increasing 1129% from 14 procedures in 2019 to 172 in the most recent data.

Years of Data 5
2023 Volume 172
Peak Volume 172 (2023)
Trend Growing

Hospital Affiliations & Quality

H
French Hospital Medical Center
★★★★★
San Luis Obispo, CA
Similar to national avg
H
Adventist Health Sierra Vista
★★★☆☆
San Luis Obispo, CA
Similar to national avg
H
Marian Regional Medical Center
★★☆☆☆
Santa Maria, CA
Similar to national avg

Quality ratings and complication rates are hospital-level metrics from CMS Hospital Compare and do not reflect individual surgeon performance. Star ratings updated quarterly. Complication data covers a rolling 3-year period.

Hip Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after hip replacement surgery:

Week 1-2 Walking with assistive device (walker or cane). Gentle range-of-motion exercises begin. Most patients can manage basic self-care.
Week 3-6 Transition to walking independently. Resume driving short distances. Physical therapy focuses on strength and balance.
Week 7-12 Return to most daily activities and light exercise. Stair climbing improves. Many patients return to desk work.
Month 4-6 Full recovery for most patients. Resume recreational activities, golf, swimming, and low-impact exercise.

Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations

Frequently Asked Questions About Dr. Delagrammaticas

How does Dr. Delagrammaticas's procedure volume compare to other California surgeons?

Dr. Delagrammaticas has performed 172 Medicare-verified joint replacement procedures. This is more than 2x the California average of 65 procedures per surgeon. Dr. Delagrammaticas ranks #40 out of 608 orthopedic surgeons in California.

What types of joint replacement does Dr. Delagrammaticas perform?

Dr. Delagrammaticas's Medicare data shows procedures in hip replacement (126 cases) and knee replacement (46 cases).

How experienced is Dr. Delagrammaticas with hip replacement surgery?

Dr. Delagrammaticas ranks #13 in California for hip replacement with 126 Medicare-verified procedures. This high ranking among 608 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Delagrammaticas in San Luis Obispo?

Yes. There are 4 orthopedic surgeons in San Luis Obispo in the current Medicare dataset. Patients can compare procedure volumes and specializations to choose the surgeon who best fits their needs. Use the state page to view all California surgeons.

What does the Medicare data for Dr. Delagrammaticas represent?

The procedure counts shown are based on the most recent Medicare Part B fee-for-service claims data, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Delagrammaticas's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 172 procedures shown here.

Has Dr. Delagrammaticas's procedure volume changed over time?

Yes. Dr. Delagrammaticas's Medicare-recorded volume has increased from 14 procedures in 2019 to 172 in the most recent data, a 1129% increase over 5 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 172 procedures in 2023.

Does Dr. Delagrammaticas perform more than one type of joint replacement?

Yes. Dr. Delagrammaticas's Medicare data shows procedures in hip replacement (126 cases), knee replacement (46 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Delagrammaticas affiliated with?

According to CMS facility affiliation data, Dr. Delagrammaticas is affiliated with French Hospital Medical Center, Adventist Health Sierra Vista, Marian Regional Medical Center.

How does Dr. Delagrammaticas compare to other orthopedic surgeons in San Luis Obispo?

Among the 4 orthopedic surgeons in San Luis Obispo, Dr. Delagrammaticas ranks #1 by total Medicare procedure volume. Dr. Delagrammaticas has the highest verified Medicare volume in the city.

What are the quality ratings for hospitals where Dr. Delagrammaticas practices?

French Hospital Medical Center (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Adventist Health Sierra Vista (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Marian Regional Medical Center (2 out of 5 CMS stars, hip/knee complication rate similar to national average). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.

Other Orthopedic Surgeons in San Luis Obispo, California

Dr. Delagrammaticas's 172 Medicare procedures are above the San Luis Obispo average of 64. The table below compares verified procedure volumes for orthopedic surgeons practicing in San Luis Obispo.

SurgeonProceduresSpecialties
Dr. Sean Devine 45 Hip, Knee
Dr. Otto Schueckler 25 Knee, Shoulder
Dr. Evelyn Smith 15 Knee

Patient Reviews & Ratings

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Cite This Data

APA: OrthoProcedures. (2026). Dr. Dimitri Delagrammaticas, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ca/dr-dimitri-delagrammaticas-san-luis-obispo.html

Link: https://orthoprocedures.com/surgeons/ca/dr-dimitri-delagrammaticas-san-luis-obispo.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

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 one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.