Dr. Michael Newman, MD

Orthopedic Surgery
64 procedures 3 hospitals Portland, ME
Growing Volume

Contact & Location

207-828-2100
Phone: 207-828-2100
Practice phone listed in the NPI registry
33 Sewall St
Portland, ME 04102
NPI: 1356392369
Credentials: MD
Active Medicare provider (NPI verified)
20 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
National Comparison by Procedure
Hip 28 vs 36 national avg (4,532 surgeons)
Knee 36 vs 45 national avg (6,599 surgeons)

About Dr. Newman

Dr. Michael Newman is a board-certified orthopedic surgeon practicing in Portland, Maine. A Medicare provider since 2006, Dr. Newman performed 36 Medicare-verified knee replacements (#14 in Maine) and 28 hip replacements in the latest annual CMS data, for a combined total of 64 procedures.

In Maine, Dr. Newman performs near the state average in knee (36 vs 44), near the state average in hip (28 vs 31).

Dr. Newman's reported Medicare volume is split between knee replacements (36 cases) and hip replacements (28 cases).

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

Portland is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Portland area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Newman extend back to 2015, covering 10 years of data. Over that period, recorded procedure volume increased from 11 to 64 in the most recent data, a 482% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,599 knee replacement surgeons tracked nationally, Dr. Newman's 36 verified procedures is near the national average of 45.

Verified Medicare Cases

Knee Replacement
36 verified cases
#14 in Maine
Hip Replacement
28 verified cases
#12 in Maine
Estimated total: 170 – 190 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. Newman Compares

Procedure volume compared to the Maine state average.

Hip Average
28 Avg: 31
Knee Average
36 Avg: 44
Dr. Newman Maine Average

Volume Trend Analysis

Dr. Newman's Medicare-recorded procedure volume has trended upward over 10 years, increasing 482% from 11 procedures in 2015 to 64 in the most recent data.

Years of Data 10
2024 Volume 64
Peak Volume 69 (2019)
Trend Growing

Hospital Affiliations & Quality

H
Northern Light Mercy Hospital
3/5
Portland, ME
Low case volume
H
Mainehealth Mid Coast Hospital
2/5
Brunswick, ME
Low case volume
H
Mainehealth Maine Medical Center
4/5
Portland, ME
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.

Patient Resources: Preparing for Knee Replacement

If you are considering knee replacement surgery, these evidence-based guides can help you prepare and recover:

Knee Replacement Recovery Overview

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

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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

Frequently Asked Questions About Dr. Newman

How does Dr. Newman's procedure volume compare to other Maine surgeons?

Dr. Newman has performed 64 Medicare-verified joint replacement procedures. This is in line with the Maine average of 52 procedures per surgeon. Dr. Newman ranks #15 out of 43 orthopedic surgeons in Maine.

What types of joint replacement does Dr. Newman perform?

Dr. Newman's Medicare data shows procedures in knee replacement (36 cases) and hip replacement (28 cases).

How experienced is Dr. Newman with knee replacement surgery?

Dr. Newman ranks #14 in Maine for knee replacement with 36 Medicare-verified procedures. This high ranking among 43 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Newman in Portland?

Yes. There are 6 orthopedic surgeons in Portland 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 Maine surgeons.

What does the Medicare data for Dr. Newman 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. Newman's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 64 procedures shown here.

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

Yes. Dr. Newman's Medicare-recorded volume has increased from 11 procedures in 2015 to 64 in the most recent data, a 482% increase over 10 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 69 procedures in 2019.

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

Yes. Dr. Newman's Medicare data shows procedures in knee replacement (36 cases), hip replacement (28 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Newman affiliated with?

According to CMS facility affiliation data, Dr. Newman is affiliated with Northern Light Mercy Hospital, Mainehealth Mid Coast Hospital, Mainehealth Maine Medical Center.

How does Dr. Newman compare to other orthopedic surgeons in Portland?

Among the 6 orthopedic surgeons in Portland, Dr. Newman ranks #1 by total Medicare procedure volume. Dr. Newman has the highest verified Medicare volume in the city.

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

Northern Light Mercy Hospital (3 out of 5 CMS stars, insufficient case volume for complication rate comparison); Mainehealth Mid Coast Hospital (2 out of 5 CMS stars, insufficient case volume for complication rate comparison); Mainehealth Maine Medical Center (4 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 Portland, Maine

Dr. Newman's 64 Medicare procedures are above the Portland average of 31. The table below compares verified procedure volumes for orthopedic surgeons practicing in Portland.

SurgeonProceduresSpecialties
Dr. Wayne Piers 38 Hip, Knee
Dr. James Kuhn 37 Hip, Knee
Dr. Sarah Shubert 18 Shoulder
Dr. Stephen Barr 15 Hip
Dr. Bryce Wolf 15 Shoulder

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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Michael Newman, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/me/dr-michael-newman-portland.html

Link: https://orthoprocedures.com/surgeons/me/dr-michael-newman-portland.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.