Hyaluronic AcidInjections, Intra-ArticularOsteoarthritis, Knee
Dr. Mathew A. Nicholls, MD
NPI1336180413PAC ID6507857513
- Medicare services, 2024
- 2,924
- Medicare patients, 2024
- 330
- Part D claims, 2024
- 20
- Publications
- 10
- Hospital affiliations
- 1
- Practice address
- 1100 9th Ave, Seattle, WA 98101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Virginia Mason Medical Center - HOPD
Acute Care Hospital outpatient department · Seattle, Washington
Find Dr. Nicholls' professional email, personal email and mobile number
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Dr. Mathew A. Nicholls is an orthopedic surgeon in Seattle, Washington
Dr. Nicholls practices at Virginia Mason Medical Center - HOPD in Seattle, Washington.
Dr. Nicholls' NPI, 1336180413, was assigned on June 9, 2006. Dr. Nicholls graduated from University of Kentucky College of Medicine in 1999. Dr. Nicholls holds Washington license MD60713968.
NPI and contact details
- NPI
- 1336180413NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507857513
- NPI enumeration date
- June 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mathew A. Nicholls practices at Virginia Mason Medical Center - HOPD in Seattle, Washington
Dr. Nicholls' primary practice is Virginia Mason Medical Center - HOPD, at 1100 9th Ave, Seattle, WA 98101.
- Virginia Mason Medical Center - HOPD1100 9th Ave, Seattle, WA 98101
Source: Dmand AI Affiliation Data
Dr. Mathew A. Nicholls is affiliated with 7 sites of care and 3 medical groups
Dr. Nicholls' primary practice is Virginia Mason Medical Center - HOPD in Seattle, Washington. Dr. Nicholls is also affiliated with Virginia Mason Medical Center. The medical group on file is Select Rehabilitation. Dmand AI also links Dr. Nicholls to 2 more group practices and clinics, 2 medical groups, 1 home health agency, 1 imaging center and 1 ambulatory surgery center, each named with a free account. Dr. Nicholls' employer is on file too: a hospital.
Virginia Mason Medical Center - HOPDPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mathew A. Nicholls' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nicholls practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Virginia Mason Medical Center - HOPD | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mathew A. Nicholls is one of 514 orthopedic surgeons in Washington
Orthopaedic surgery is Dr. Nicholls' primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dmand AI has Dr. Nicholls' licenses on file in 2 states: Washington and Kentucky.
Specialties and state licenses
- Orthopaedic surgery, WashingtonPrimary
- Kentucky license
Orthopedic surgeons near Dr. Nicholls
Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mathew A. Nicholls billed Medicare for 2,924 services in 2024
CMS data shows 2,924 Medicare services from Dr. Nicholls across 9 procedure codes in 2024, for 330 Medicare patients. Medicare paid $114,892 for them.
Medicare services, 20242,924
Medicare patients330
Paid by Medicare$114,892
Procedure codes9
Dr. Nicholls' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 892024: 2,3602552%
- Office and hospital visits
- 2023: 3342024: 3233%
- Surgery
- 2023: 2312024: 2414%
Where Dr. Nicholls' Medicare services took place, 2024
- In an office2,79496%
- In a facility1304%
Dr. Nicholls compared with the Washington median for orthopedic surgeons, 2024
- Dr. Nicholls
- Washington median
- Medicare services
- 2,924vs 6704.4 times
- Medicare patients
- 330vs 21653% above
- Part D claims
- 15vs 8282% below
Medians across 493 orthopedic surgeons in Washington with Dmand AI profiles that report each measure.
Dr. Nicholls' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mathew A. Nicholls treated 330 Medicare patients in 2024, average age 75
CMS counts 330 Medicare patients who saw Dr. Nicholls in 2024. The largest group is 65 to 74, with 153 patients. 75% of them have arthritis, and 66% have high cholesterol. 6% are also on Medicaid. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nicholls' median patient age at 71, with 58% women.
Medicare patients, 2024330
Average age75
Average risk score0.96
Also on Medicaid6%
Dr. Nicholls' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nicholls' Medicare patients by sex, 2024
- Women19459%
- Men13641%
Chronic conditions among Dr. Nicholls' Medicare patients, 2024
- Arthritis75%
- High cholesterol66%
- High blood pressure62%
- Ischemic heart disease20%
- Mood disorders19%
- Atrial fibrillation18%
- Depression18%
- Diabetes18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nicholls' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mathew A. Nicholls wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Nicholls wrote 20 Medicare Part D claims for 15 patients. 100% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $419 in total drug cost. In 2022, CMS named 11 claims across 1 drug.
Part D claims, 202420
Drugs named by CMS1
Total drug cost$419
Part D patients15
Dr. Nicholls' most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 112023: 1536%
Drugs named by CMS: 1 in 2023, 1 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Mathew A. Nicholls ranks in the 75th percentile for knee replacement in Medicare
Dr. Nicholls accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nicholls as offering telehealth. CMS counts 43 procedures of knee replacement by Dr. Nicholls, more than 75% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Nicholls ranks in Medicare procedure volume
- Knee replacement
- 75th percentile43 procedures
- Hip replacement
- 73rd percentile27 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mathew A. Nicholls has 10 publications on record
Dmand AI links 10 papers to Dr. Nicholls, published from 2015 to 2023. 2018 was the busiest year, with 2. The most frequent topics are Hyaluronic Acid, Osteoarthritis, Knee and Injections, Intra-Articular. Dr. Nicholls has published most often in Clin Med Insights Arthritis Musculoskelet Disord. Dr. Nicholls' most frequent co-authors are Jeffrey E. Rosen, MD, Andrew Concoff, MD and Eric Ian Ferkel, MD.
Papers10
Years published2015 to 2023
Dr. Nicholls' papers by year, 2015 to 2023
Topics Dr. Nicholls writes about most
- Hyaluronic Acid
- Osteoarthritis, Knee
- Injections, Intra-Articular
- Viscosupplements
- Pain
Dr. Nicholls' most frequent co-authors
- Jeffrey E. Rosen, MD2 shared papers
- Andrew Concoff, MD1 shared paper
- Eric Ian Ferkel, MD1 shared paper
Recent publications by Dr. Nicholls
Clin Med Insights Arthritis Musculoskelet Disord
DiscitisLumbar VertebraeLumbosacral Region
Semin Arthritis Rheum
Hyaluronic AcidInjections, Intra-ArticularKnee Joint
See who Dr. Nicholls researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nicholls works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mathew A. Nicholls received $181,490 in industry payments from 2016 to 2025
CMS Open Payments shows 232 general payments to Dr. Nicholls from 15 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 54% of the total. Ferring Pharmaceuticals Inc. paid the most, $156,164.
General payments to Dr. Nicholls by program year, 2016 to 2025
General payments to Dr. Nicholls by kind, 2016 to 2025
$181.5Kin total
- Speaker and faculty fees$98,46554%
- Consulting fees$54,60530%
- Travel and lodging$18,27110%
- Food and beverage$10,1426%
- Education$60%
Companies that paid Dr. Nicholls the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mathew A. Nicholls graduated from University of Kentucky College of Medicine
Dr. Nicholls graduated from University of Kentucky College of Medicine in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mathew A. Nicholls's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mathew A. Nicholls
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mathew A. Nicholls' NPI number?
Dr. Mathew A. Nicholls' NPI number is 1336180413. It was assigned on June 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mathew A. Nicholls?
Dr. Mathew A. Nicholls is an orthopedic surgeon in Seattle, Washington. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Mathew A. Nicholls practice?
Dr. Nicholls practices at 1100 9th Ave, Seattle, WA 98101. Dr. Nicholls' primary practice is Virginia Mason Medical Center - HOPD in Seattle, Washington. Dmand AI also links Dr. Nicholls to 2 group practices and clinics, 2 medical groups, 1 home health agency, 1 imaging center and 1 ambulatory surgery center.
What is Dr. Mathew A. Nicholls' medical license number?
Dr. Nicholls holds Washington license MD60713968, one of the licenses on file in 2 states.
Which states has Dr. Mathew A. Nicholls been licensed in?
Dmand AI has state licenses on file for Dr. Nicholls in Washington and Kentucky.
Which hospitals is Dr. Mathew A. Nicholls affiliated with?
Dr. Nicholls is affiliated with Virginia Mason Medical Center.
What medical group is Dr. Mathew A. Nicholls part of?
Dr. Nicholls is linked to Select Rehabilitation. Dmand AI links Dr. Nicholls to 2 more medical groups.
Does Dr. Mathew A. Nicholls accept Medicare?
Yes. CMS data shows Dr. Nicholls billed Medicare for 2,924 services in 2024, and Dr. Nicholls accepts Medicare assignment.
Does Dr. Mathew A. Nicholls offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Nicholls as offering telehealth services.
How many Medicare patients does Dr. Mathew A. Nicholls see?
CMS counts 330 Medicare patients who saw Dr. Nicholls in 2024, with an average age of 75.
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What services does Dr. Mathew A. Nicholls bill to Medicare?
In 2024, Dr. Nicholls' most billed Medicare services were injected or infused drug (J1010), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Mathew A. Nicholls go to medical school?
Dr. Nicholls graduated from University of Kentucky College of Medicine in 1999.
What drugs does Dr. Mathew A. Nicholls prescribe most?
In 2023 Medicare Part D data, Dr. Nicholls' most prescribed drugs by claims were Diclofenac Sodium.
Has Dr. Mathew A. Nicholls received payments from drug or device companies?
CMS Open Payments shows $181,490 in general payments to Dr. Nicholls from 15 companies from 2016 to 2025. The largest total came from Ferring Pharmaceuticals Inc.
How long has Dr. Mathew A. Nicholls been practicing?
Dr. Nicholls graduated from medical school in 1999, 27 years ago.
Does Dr. Mathew A. Nicholls do research?
Dmand AI links 10 publications to Dr. Nicholls, published from 2015 to 2023.
Who does Dr. Mathew A. Nicholls publish with?
Dr. Nicholls' most frequent co-authors are Jeffrey E. Rosen, MD (2 shared papers), Andrew Concoff, MD (1 shared paper) and Eric Ian Ferkel, MD (1 shared paper).
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