Dr. David Alan Nielsen, DO
- Medicare services, 2024
- 209
- Medicare patients, 2024
- 98
- Part D claims, 2024
- 49
- Publications
- 62
- Hospital affiliations
- 1
- Practice address
- 183 Spotnap Rd, Charlottesville, VA 22911
- Practice phone
- Call (434) 244-8412
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Charlottesville Orthopaedic Center, PLC
Charlottesville, Virginia
Find Dr. Nielsen's 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. David Alan Nielsen is an orthopedic surgeon in Charlottesville, Virginia
Dr. Nielsen practices at Charlottesville Orthopaedic Center, PLC in Charlottesville, Virginia.
Dr. Nielsen's NPI, 1922080498, was assigned on November 18, 2005. Dr. Nielsen graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1996. Dr. Nielsen holds Virginia license 0102201260.
- NPI
- 1922080498NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204989916
- NPI enumeration date
- November 18, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (434) 244-8412
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Alan Nielsen practices at Charlottesville Orthopaedic Center, PLC in Charlottesville, Virginia
Dr. Nielsen's primary practice is Charlottesville Orthopaedic Center, PLC, at 183 Spotnap Rd, Charlottesville, VA 22911 in Albemarle County. The practice phone is (434) 244-8412.
- Charlottesville Orthopaedic Center, PLC183 Spotnap Rd, Charlottesville, VA 22911 · Albemarle CountyPhone(434) 244-8412
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David Alan Nielsen is affiliated with 4 sites of care and 3 medical groups
Dr. Nielsen's primary practice is Charlottesville Orthopaedic Center, PLC in Charlottesville, Virginia. Dr. Nielsen is also affiliated with Sentara Martha Jefferson Hospital. The medical group on file is Select Physical Therapy. Dmand AI also links Dr. Nielsen to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David Alan Nielsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nielsen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Charlottesville Orthopaedic Center, PLC | Available with a free account |
| +3 more sites and 2 medical groups | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David Alan Nielsen is one of 498 orthopedic surgeons in Virginia
Orthopaedic surgery is Dr. Nielsen's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Nielsen is licensed in Virginia.
Specialties and state licenses
- Orthopaedic surgery, VirginiaPrimary
Orthopedic surgeons near Dr. Nielsen
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. David Alan Nielsen billed Medicare for 209 services in 2024
CMS data shows 209 Medicare services from Dr. Nielsen across 8 procedure codes in 2024, for 98 Medicare patients. Medicare paid $17,112 for them.
Dr. Nielsen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1722024: 11235%
- Imaging
- 2023: 692024: 7813%
- Surgery
- 2023: 132024: 1946%
- Drugs given in the office
- 2023: 252024: 0100%
Where Dr. Nielsen's Medicare services took place, 2024
- In an office19091%
- In a facility199%
Dr. Nielsen compared with the Virginia median for orthopedic surgeons, 2024
- Dr. Nielsen
- Virginia median
- Medicare services
- 209vs 1,17082% below
- Medicare patients
- 98vs 37074% below
- Part D claims
- 23vs 12181% below
Medians across 475 orthopedic surgeons in Virginia with Dmand AI profiles that report each measure.
Dr. Nielsen's 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.
Need commercial claims for Dr. Nielsen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nielsen and other orthopedic surgeons in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Alan Nielsen treated 98 Medicare patients in 2024, average age 73
CMS counts 98 Medicare patients who saw Dr. Nielsen in 2024. The largest group is 65 to 74, with 63 patients. 75% of them have arthritis, and 70% have high cholesterol. Their average risk score is 0.70, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nielsen's median patient age at 58, with 53% women.
Dr. Nielsen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nielsen's Medicare patients by sex, 2024
- Women5859%
- Men4041%
Chronic conditions among Dr. Nielsen's Medicare patients, 2024
- Arthritis75%
- High cholesterol70%
- High blood pressure63%
- Anxiety29%
- Mood disorders24%
- Depression23%
- Ischemic heart disease22%
- Diabetes21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nielsen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Alan Nielsen wrote 49 Medicare Part D claims in 2024
In 2024, Dr. Nielsen wrote 49 Medicare Part D claims for 33 patients. 98% of them were for generic drugs. CMS names the drug for 23 of them, across 1 drug with 11 or more claims each, at $66 in total drug cost. In 2023, CMS named 27 claims across 1 drug.
Dr. Nielsen's Part D claims by kind of drug, 2024
- Generic48 claims98%
- Brand-name and other1 claims2%
Dr. Nielsen's 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. Nielsen's Part D claims, 2024
- Opioids78%38 of 49 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: 272024: 2315%
Drugs named by CMS: 1 in 2024, 1 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. David Alan Nielsen ranks in the 53rd percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare
Dr. Nielsen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 14 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Nielsen, more than 53% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Nielsen ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 53rd percentile14 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Lower limb (leg) arthroscopy (minimally invasive joint repair): 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. David Alan Nielsen has 62 publications on record
Dmand AI links 62 papers to Dr. Nielsen, published from 2010 to 2025. 2018 was the busiest year, with 6. The most frequent topics are Cocaine-Related Disorders, Genotype and Alleles. Dr. Nielsen has published most often in Am J Addict. Dr. Nielsen's most frequent co-authors are Thomas Richard Kosten, MD, David P. Graham, MD, MS and Alan C. Swann, MD.
Dr. Nielsen's papers by year, 2016 to 2025
Topics Dr. Nielsen writes about most
- Cocaine-Related Disorders
- Genotype
- Alleles
- DNA Methylation
- Cocaine
- Genetic Predisposition to Disease
- Polymorphism, Genetic
- Polymorphism, Single Nucleotide
Dr. Nielsen's most frequent co-authors
- Thomas Richard Kosten, MD29 shared papers
- David P. Graham, MD, MS10 shared papers
- Alan C. Swann, MD6 shared papers
Recent publications by Dr. Nielsen
J Affect Disord
See who Dr. Nielsen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nielsen 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. David Alan Nielsen received $1,029 in industry payments from 2016 to 2025
CMS Open Payments shows 21 general payments to Dr. Nielsen from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $355.
General payments to Dr. Nielsen by program year, 2016 to 2025
Companies that paid Dr. Nielsen 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. David Alan Nielsen graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville
Dr. Nielsen graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Alan Nielsen'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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. David Alan Nielsen
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. David Alan Nielsen's NPI number?
Dr. David Alan Nielsen's NPI number is 1922080498. It was assigned on November 18, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. David Alan Nielsen?
Dr. David Alan Nielsen is an orthopedic surgeon in Charlottesville, Virginia. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. David Alan Nielsen practice?
Dr. Nielsen practices at 183 Spotnap Rd, Charlottesville, VA 22911. Dr. Nielsen's primary practice is Charlottesville Orthopaedic Center, PLC in Charlottesville, Virginia. Dmand AI also links Dr. Nielsen to 2 group practices and clinics and 2 medical groups.
What is Dr. David Alan Nielsen's office phone number?
The practice phone on file for Dr. Nielsen is (434) 244-8412.
What is Dr. David Alan Nielsen's medical license number?
Dr. Nielsen holds Virginia license 0102201260.
Which hospitals is Dr. David Alan Nielsen affiliated with?
Dr. Nielsen is affiliated with Sentara Martha Jefferson Hospital.
What medical group is Dr. David Alan Nielsen part of?
Dr. Nielsen is linked to Select Physical Therapy. Dmand AI links Dr. Nielsen to 2 more medical groups.
Does Dr. David Alan Nielsen accept Medicare?
Yes. CMS data shows Dr. Nielsen billed Medicare for 209 services in 2024, and Dr. Nielsen accepts Medicare assignment.
How many Medicare patients does Dr. David Alan Nielsen see?
CMS counts 98 Medicare patients who saw Dr. Nielsen in 2024, with an average age of 73.
What services does Dr. David Alan Nielsen bill to Medicare?
In 2024, Dr. Nielsen's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and diagnostic imaging (73564).
Show 6 more questionsShow fewer questions
Where did Dr. David Alan Nielsen go to medical school?
Dr. Nielsen graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1996.
What drugs does Dr. David Alan Nielsen prescribe most?
In 2024 Medicare Part D data, Dr. Nielsen's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. David Alan Nielsen received payments from drug or device companies?
CMS Open Payments shows $1,029 in general payments to Dr. Nielsen from 7 companies from 2016 to 2025. The largest total came from Stryker Corporation.
How long has Dr. David Alan Nielsen been practicing?
Dr. Nielsen graduated from medical school in 1996, 30 years ago.
Does Dr. David Alan Nielsen do research?
Dmand AI links 62 publications to Dr. Nielsen, published from 2010 to 2025.
Who does Dr. David Alan Nielsen publish with?
Dr. Nielsen's most frequent co-authors are Thomas Richard Kosten, MD (29 shared papers), David P. Graham, MD, MS (10 shared papers) and Alan C. Swann, MD (6 shared papers).
Selling to orthopaedic surgery practices?
See orthopedic surgeons in Virginia by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card