J Arthroplasty
Dr. Nathaniel Jonathan Nelms, MD
- Medicare services, 2024
- 738
- Medicare patients, 2024
- 431
- Part D claims, 2024
- 336
- Publications
- 20
- Hospital affiliations
- 5
- Practice address
- 111 Colchester Ave, Burlington, VT 05401
- Practice phone
- Call (802) 847-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nelms' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Nathaniel Jonathan Nelms is an orthopedic surgeon in Burlington, Vermont
Dr. Nelms practices at University of Vermont Medical Center in Burlington, Vermont, part of University of Vermont Health Network.
Dr. Nelms' NPI, 1881743664, was assigned on January 9, 2007. Dr. Nelms graduated from University of Iowa Roy J. and Lucille A. Carver College of Medicine in 2006. Dr. Nelms holds Vermont license EF4323200BF.
- NPI
- 1881743664NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688845043
- NPI enumeration date
- January 9, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (802) 847-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathaniel Jonathan Nelms practices at University of Vermont Medical Center in Burlington, Vermont
Dr. Nelms' primary practice is University of Vermont Medical Center, at 111 Colchester Ave, Burlington, VT 05401 in Chittenden County. The practice phone is (802) 847-0000.
- University of Vermont Medical Center111 Colchester Ave, Burlington, VT 05401 · Chittenden CountyPhone(802) 847-0000
Source: Dmand AI Affiliation Data
Dr. Nathaniel Jonathan Nelms is affiliated with 11 sites of care and 1 medical group
Dr. Nelms' primary practice is University of Vermont Medical Center in Burlington, Vermont, part of University of Vermont Health Network. Dr. Nelms is also affiliated with Central Vermont Medical Center. The medical group on file is University of Vermont Medical Center. Dmand AI also links Dr. Nelms to 3 more hospitals, 4 home health agencies, 1 dialysis center and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathaniel Jonathan Nelms' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nelms practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Vermont Medical Center | Available with a free account |
| +10 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Vermont Health Network and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nathaniel Jonathan Nelms is one of 48 orthopedic surgeons in Vermont
Orthopaedic surgery is Dr. Nelms' primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dmand AI has Dr. Nelms' licenses on file in 2 states: Vermont and Minnesota.
Specialties and state licenses
- Orthopaedic surgery, VermontPrimary
- Minnesota license
Orthopedic surgeons near Dr. Nelms
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. Nathaniel Jonathan Nelms billed Medicare for 738 services in 2024
CMS data shows 738 Medicare services from Dr. Nelms across 7 procedure codes in 2024, for 431 Medicare patients. Medicare paid $143,987 for them.
Dr. Nelms' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5142024: 4885%
- Surgery
- 2023: 1682024: 19214%
- Other services
- 2023: 542024: 587%
Where Dr. Nelms' Medicare services took place, 2024
- In an office56276%
- In a facility17624%
Dr. Nelms compared with the Vermont median for orthopedic surgeons, 2024
- Dr. Nelms
- Vermont median
- Medicare services
- 738vs 3192.3 times
- Medicare patients
- 431vs 22790% above
- Part D claims
- 319vs 565.7 times
Medians across 57 orthopedic surgeons in Vermont with Dmand AI profiles that report each measure.
Dr. Nelms' 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. Nathaniel Jonathan Nelms treated 431 Medicare patients in 2024, average age 75
CMS counts 431 Medicare patients who saw Dr. Nelms in 2024. The largest group is 65 to 74, with 192 patients. 75% of them have arthritis, and 68% have high blood pressure. 11% 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. Nelms' median patient age at 74, with 62% women.
Dr. Nelms' Medicare patients by age, 2024
Dr. Nelms' Medicare patients by sex, 2024
- Women26962%
- Men16238%
Chronic conditions among Dr. Nelms' Medicare patients, 2024
- Arthritis75%
- High blood pressure68%
- High cholesterol62%
- Mood disorders28%
- Anxiety25%
- Depression21%
- Diabetes20%
- Ischemic heart disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nelms' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathaniel Jonathan Nelms wrote 336 Medicare Part D claims in 2024
In 2024, Dr. Nelms wrote 336 Medicare Part D claims for 202 patients. 100% of them were for generic drugs. CMS names the drug for 319 of them, across 6 drugs with 11 or more claims each, at $824 in total drug cost. In 2023, CMS named 298 claims across 6 drugs.
Dr. Nelms' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Nelms' Part D claims, 2024
- Opioids23%78 of 336 claims
- Antibiotics51%170 of 336 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2982024: 3197%
Drugs named by CMS: 6 in 2024, 6 in 2023.
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. Nathaniel Jonathan Nelms ranks in the 89th percentile for hip replacement in Medicare
Dr. Nelms accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 56 procedures of hip replacement by Dr. Nelms, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Nelms ranks in Medicare procedure volume
- Knee replacement
- 83rd percentile58 procedures
- Hip replacement
- 89th percentile56 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Nathaniel Jonathan Nelms has 20 publications on record
Dmand AI links 20 papers to Dr. Nelms, published from 2013 to 2023. 2022 was the busiest year, with 5. The most frequent topics are Arthroplasty, Replacement, Hip, Arthroplasty, Replacement, Knee and Hip Prosthesis. Dr. Nelms has published most often in J Arthroplasty. Dr. Nelms' most frequent co-authors are Michael Blankstein, FRCSC, MD, David A. Halsey, MD and Brandon Patrick Lentine, MD.
Dr. Nelms' papers by year, 2013 to 2023
Topics Dr. Nelms writes about most
- Arthroplasty, Replacement, Hip
- Arthroplasty, Replacement, Knee
- Hip Prosthesis
- Knee Joint
- Osteoarthritis, Knee
- Prosthesis Design
- Prosthesis Failure
- Hip Joint
Dr. Nelms' most frequent co-authors
- Michael Blankstein, FRCSC, MD7 shared papers
- David A. Halsey, MD3 shared papers
- Brandon Patrick Lentine, MD3 shared papers
Recent publications by Dr. Nelms
J Am Acad Orthop Surg
J Appl Physiol (1985)
See who Dr. Nelms researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nelms 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. Nathaniel Jonathan Nelms received $23,383 in industry payments from 2016 to 2025
CMS Open Payments shows 67 general payments to Dr. Nelms from 8 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 51% of the total. Medical Device Business Services, Inc. paid the most, $12,090.
General payments to Dr. Nelms by program year, 2016 to 2025
General payments to Dr. Nelms by kind, 2016 to 2025
- Consulting fees$11,85851%
- Travel and lodging$8,95038%
- Food and beverage$2,57611%
Companies that paid Dr. Nelms 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. Nathaniel Jonathan Nelms graduated from University of Iowa Roy J. and Lucille A. Carver College of Medicine
Dr. Nelms graduated from University of Iowa Roy J. and Lucille A. Carver College of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nathaniel Jonathan Nelms'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 DataDmand AI Org Hierarchy 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. Nathaniel Jonathan Nelms
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. Nathaniel Jonathan Nelms' NPI number?
Dr. Nathaniel Jonathan Nelms' NPI number is 1881743664. It was assigned on January 9, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathaniel Jonathan Nelms?
Dr. Nathaniel Jonathan Nelms is an orthopedic surgeon in Burlington, Vermont. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Nathaniel Jonathan Nelms practice?
Dr. Nelms practices at 111 Colchester Ave, Burlington, VT 05401. Dr. Nelms' primary practice is University of Vermont Medical Center in Burlington, Vermont, part of University of Vermont Health Network. Dmand AI also links Dr. Nelms to 3 hospitals, 4 home health agencies, 1 dialysis center and 1 group practice or clinic.
What is Dr. Nathaniel Jonathan Nelms' office phone number?
The practice phone on file for Dr. Nelms is (802) 847-0000.
What is Dr. Nathaniel Jonathan Nelms' medical license number?
Dr. Nelms holds Vermont license EF4323200BF, one of the licenses on file in 2 states.
Which states has Dr. Nathaniel Jonathan Nelms been licensed in?
Dmand AI has state licenses on file for Dr. Nelms in Vermont and Minnesota.
Which hospitals is Dr. Nathaniel Jonathan Nelms affiliated with?
Dr. Nelms practices at University of Vermont Medical Center in Burlington, Vermont. Dr. Nelms is also affiliated with Central Vermont Medical Center. Dmand AI links Dr. Nelms to 3 more hospitals.
What medical group is Dr. Nathaniel Jonathan Nelms part of?
Dr. Nelms is linked to University of Vermont Medical Center.
Does Dr. Nathaniel Jonathan Nelms accept Medicare?
Yes. CMS data shows Dr. Nelms billed Medicare for 738 services in 2024, and Dr. Nelms accepts Medicare assignment.
How many Medicare patients does Dr. Nathaniel Jonathan Nelms see?
CMS counts 431 Medicare patients who saw Dr. Nelms in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Nathaniel Jonathan Nelms bill to Medicare?
In 2024, Dr. Nelms' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: bones and joints (20610).
Where did Dr. Nathaniel Jonathan Nelms go to medical school?
Dr. Nelms graduated from University of Iowa Roy J. and Lucille A. Carver College of Medicine in 2006.
What drugs does Dr. Nathaniel Jonathan Nelms prescribe most?
In 2024 Medicare Part D data, Dr. Nelms' most prescribed drugs by claims were Amoxicillin, Tramadol HCl and Mupirocin.
Has Dr. Nathaniel Jonathan Nelms received payments from drug or device companies?
CMS Open Payments shows $23,383 in general payments to Dr. Nelms from 8 companies from 2016 to 2025. The largest total came from Medical Device Business Services, Inc.
How long has Dr. Nathaniel Jonathan Nelms been practicing?
Dr. Nelms graduated from medical school in 2006, 20 years ago.
Does Dr. Nathaniel Jonathan Nelms do research?
Dmand AI links 20 publications to Dr. Nelms, published from 2013 to 2023.
Who does Dr. Nathaniel Jonathan Nelms publish with?
Dr. Nelms' most frequent co-authors are Michael Blankstein, FRCSC, MD (7 shared papers), David A. Halsey, MD (3 shared papers) and Brandon Patrick Lentine, MD (3 shared papers).
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