Dr. Neema Pourtaheri, MD
Contact & Location
707-546-1922
Santa Rosa, CA 95405
About Dr. Pourtaheri
Dr. Neema Pourtaheri is a board-certified orthopedic surgeon practicing in Santa Rosa, California. A Medicare provider since 2007, Dr. Pourtaheri performed 38 Medicare-verified shoulder replacements in the latest annual CMS data, ranking #37 in California.
In California, Dr. Pourtaheri performs above the state average in shoulder (38 vs 31).
Dr. Pourtaheri's Medicare data shows a focused shoulder replacement practice with 38 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.
Santa Rosa is home to 10 orthopedic surgeons in the current Medicare dataset. Patients in the Santa Rosa area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Pourtaheri extend back to 2017, covering 6 years of data. Over that period, recorded procedure volume increased from 13 to 38 in the most recent data, a 192% increase. This sustained growth reflects an expanding joint replacement practice.
Among 2,213 shoulder replacement surgeons tracked nationally, Dr. Pourtaheri's 38 verified procedures is above the national average of 29.
Verified Case Volume Trends (2013-Current)
| Year | Shoulder Replacement |
|---|---|
| 2013 | 0 |
| 2014 | 0 |
| 2015 | 0 |
| 2016 | 0 |
| 2017 | 13 |
| 2018 | 18 |
| 2019 | 18 |
| 2020 | 0 |
| 2021 | 0 |
| 2022 | 17 |
| 2023 | 25 |
| 2024 | 38 |
Verified Medicare Cases
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. Pourtaheri Compares
Procedure volume compared to the California state average.
Volume Trend Analysis
Dr. Pourtaheri's Medicare-recorded procedure volume has trended upward over 6 years, increasing 192% from 13 procedures in 2017 to 38 in the most recent data.
Hospital Affiliations & Quality
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.
Patient Resources: Preparing for Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
Evidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
Medicare Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
Shoulder Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after shoulder replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Pourtaheri
How does Dr. Pourtaheri's procedure volume compare to other California surgeons?
Dr. Pourtaheri has performed 38 Medicare-verified joint replacement procedures. The California average is 68 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Pourtaheri ranks #343 out of 613 orthopedic surgeons in California.
What types of joint replacement does Dr. Pourtaheri perform?
Dr. Pourtaheri's reported Medicare volume is focused on shoulder replacement, with 38 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Pourtaheri in Santa Rosa?
Yes. There are 10 orthopedic surgeons in Santa Rosa 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. Pourtaheri 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. Pourtaheri's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 38 procedures shown here.
Has Dr. Pourtaheri's procedure volume changed over time?
Yes. Dr. Pourtaheri's Medicare-recorded volume has increased from 13 procedures in 2017 to 38 in the most recent data, a 192% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 38 procedures in 2024.
Which hospitals is Dr. Pourtaheri affiliated with?
According to CMS facility affiliation data, Dr. Pourtaheri is affiliated with Sutter Santa Rosa Regional Hospital, Adventist Health Ukiah Valley, Providence Santa Rosa Memorial Hospital, Healdsburg Hospital, Adventist Health Mendocino Coast.
How does Dr. Pourtaheri compare to other orthopedic surgeons in Santa Rosa?
Among the 10 orthopedic surgeons in Santa Rosa, Dr. Pourtaheri ranks #7 by total Medicare procedure volume. The highest-volume surgeon in Santa Rosa has 180 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Pourtaheri practices?
Sutter Santa Rosa Regional Hospital (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Adventist Health Ukiah Valley (4 out of 5 CMS stars, insufficient case volume for complication rate comparison); Providence Santa Rosa Memorial Hospital (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 Santa Rosa, California
Dr. Pourtaheri's 38 Medicare procedures are below the Santa Rosa average of 88. The table below compares verified procedure volumes for orthopedic surgeons practicing in Santa Rosa.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Jeffrey Mulvihill | 180 | Hip, Knee |
| Dr. Kevin Howe | 160 | Hip, Knee |
| Dr. Gary Stein | 82 | Hip, Knee |
| Dr. Steven Smith | 55 | Hip, Knee |
| Dr. Kent Yinger | 55 | Shoulder |
| Dr. Jacob Zipperstein | 48 | Hip, Knee |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.