Dr. Douglas Alan Nelson, MD
- Medicare services, 2024
- 2,000
- Medicare patients, 2024
- 322
- Part D claims, 2024
- 1,127
- MIPS score, 2024
- 84
- Hospital affiliations
- 5
- Practice address
- 200 East Chestnut Street, Louisville, KY 40202
- Practice phone
- Call (502) 629-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nelson's professional email, personal email and mobile number
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Dr. Douglas Alan Nelson is a medical oncologist in Louisville, Kentucky
Dr. Nelson practices at Norton Hospital in Louisville, Kentucky, part of Norton Healthcare.
Dr. Nelson's NPI, 1497720049, was assigned on February 17, 2006. Dr. Nelson graduated from Uniformed Services UHS Fe Hebert School of Med in 1996. Dr. Nelson holds Kentucky license 56196.
- NPI
- 1497720049NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567513203
- NPI enumeration date
- February 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (502) 629-8000
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Douglas Alan Nelson practices at Norton Hospital in Louisville, Kentucky
Dr. Nelson's primary practice is Norton Hospital, at 200 East Chestnut Street, Louisville, KY 40202 in Jefferson County. The practice phone is (502) 629-8000.
- Norton Hospital200 East Chestnut Street, Louisville, KY 40202 · Jefferson CountyPhone(502) 629-8000
Source: Dmand AI Affiliation Data
Dr. Douglas Alan Nelson is affiliated with 6 sites of care and 1 medical group
Dr. Nelson's primary practice is Norton Hospital in Louisville, Kentucky, part of Norton Healthcare. Dr. Nelson is also affiliated with UofL Health - Jewish Hospital. The medical group on file is Norton Cancer Institute. Dmand AI also links Dr. Nelson to 3 more hospitals 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. Douglas Alan Nelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nelson practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Norton Hospital | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Norton Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Douglas Alan Nelson is one of 50 medical oncologists in Kentucky
Medical oncology is Dr. Nelson's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Nelson is licensed in Kentucky.
Specialties and state licenses
- Medical oncology, KentuckyPrimary
Medical oncologists near Dr. Nelson
Counts of medical oncologists 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. Douglas Alan Nelson billed Medicare for 2,000 services in 2024
CMS data shows 2,000 Medicare services from Dr. Nelson across 8 procedure codes in 2024, for 322 Medicare patients. Medicare paid $139,805 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nelson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0542024: 1,36429%
- Other services
- 2023: 02024: 636
Dr. Nelson compared with the Kentucky median for medical oncologists, 2024
- Dr. Nelson
- Kentucky median
- Medicare services
- 2,000vs 6003.3 times
- Medicare patients
- 322vs 22642% above
- Part D claims
- 866vs 59845% above
Medians across 56 medical oncologists in Kentucky with Dmand AI profiles that report each measure.
Dr. Nelson'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nelson and other medical oncologists in Kentucky.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Douglas Alan Nelson treated 322 Medicare patients in 2024, average age 73
CMS counts 322 Medicare patients who saw Dr. Nelson in 2024. The largest group is 65 to 74, with 152 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.90, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Nelson's median patient age at 71, with 57% women.
Dr. Nelson's Medicare patients by age, 2024
Dr. Nelson's Medicare patients by sex, 2024
- Women16952%
- Men15348%
Chronic conditions among Dr. Nelson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Cancer50%
- Arthritis45%
- Ischemic heart disease37%
- Diabetes36%
- Chronic kidney disease32%
- COPD29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nelson's 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
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Douglas Alan Nelson wrote 1,127 Medicare Part D claims in 2024
In 2024, Dr. Nelson wrote 1,127 Medicare Part D claims for 183 patients. 85% of them were for generic drugs. CMS names the drug for 866 of them, across 24 drugs with 11 or more claims each, at $252,001 in total drug cost. In 2023, CMS named 868 claims across 29 drugs.
Dr. Nelson's Part D claims by kind of drug, 2024
- Generic954 claims85%
- Brand-name173 claims15%
Dr. Nelson'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. Nelson's Part D claims, 2024
- Opioids17%197 of 1,127 claims
- Antibiotics2%26 of 1,127 claims
- Antipsychotics, patients 65 and over6%69 of 1,127 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: 8682024: 866No change
Drugs named by CMS: 24 in 2024, 29 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. Douglas Alan Nelson scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Nelson for performance year 2024, reported as part of a group. Dr. Nelson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Nelson's MIPS scores, performance year 2024
- 84of 100Final score
- 73.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 60of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Douglas Alan Nelson received $8,219 in industry payments from 2016 to 2025
CMS Open Payments shows 45 general payments to Dr. Nelson from 25 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 73% of the total. AstraZeneca Pharmaceuticals LP paid the most, $3,038.
General payments to Dr. Nelson by program year, 2016 to 2025
General payments to Dr. Nelson by kind, 2016 to 2025
- Consulting fees$6,01773%
- Food and beverage$2,14626%
- Education$571%
Companies that paid Dr. Nelson 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. Douglas Alan Nelson graduated from Uniformed Services UHS Fe Hebert School of Med
Dr. Nelson graduated from Uniformed Services UHS Fe Hebert School of Med in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Douglas Alan Nelson'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. Douglas Alan Nelson
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. Douglas Alan Nelson's NPI number?
Dr. Douglas Alan Nelson's NPI number is 1497720049. It was assigned on February 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Douglas Alan Nelson?
Dr. Douglas Alan Nelson is a medical oncologist in Louisville, Kentucky. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. Douglas Alan Nelson practice?
Dr. Nelson practices at 200 East Chestnut Street, Louisville, KY 40202. Dr. Nelson's primary practice is Norton Hospital in Louisville, Kentucky, part of Norton Healthcare. Dmand AI also links Dr. Nelson to 3 hospitals and 1 group practice or clinic.
What is Dr. Douglas Alan Nelson's office phone number?
The practice phone on file for Dr. Nelson is (502) 629-8000.
What is Dr. Douglas Alan Nelson's medical license number?
Dr. Nelson holds Kentucky license 56196.
Which hospitals is Dr. Douglas Alan Nelson affiliated with?
Dr. Nelson practices at Norton Hospital in Louisville, Kentucky. Dr. Nelson is also affiliated with UofL Health - Jewish Hospital. Dmand AI links Dr. Nelson to 3 more hospitals.
What medical group is Dr. Douglas Alan Nelson part of?
Dr. Nelson is linked to Norton Cancer Institute.
Does Dr. Douglas Alan Nelson accept Medicare?
Yes. CMS data shows Dr. Nelson billed Medicare for 2,000 services in 2024, and Dr. Nelson accepts Medicare assignment.
What is Dr. Douglas Alan Nelson's MIPS score?
Dr. Nelson's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Douglas Alan Nelson see?
CMS counts 322 Medicare patients who saw Dr. Nelson in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Douglas Alan Nelson bill to Medicare?
In 2024, Dr. Nelson's most billed Medicare services were medicare service (G2211), office visit, established patient (99215) and office visit, established patient (99214).
Where did Dr. Douglas Alan Nelson go to medical school?
Dr. Nelson graduated from Uniformed Services UHS Fe Hebert School of Med in 1996.
What drugs does Dr. Douglas Alan Nelson prescribe most?
In 2024 Medicare Part D data, Dr. Nelson's most prescribed drugs by claims were Ondansetron HCl, Olanzapine and Imatinib Mesylate.
Has Dr. Douglas Alan Nelson received payments from drug or device companies?
CMS Open Payments shows $8,219 in general payments to Dr. Nelson from 25 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Douglas Alan Nelson been practicing?
Dr. Nelson graduated from medical school in 1996, 30 years ago.
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