Dr. Nathaniel Clifton Duke, MD
- Medicare services, 2024
- 60
- Medicare patients, 2024
- 27
- Part D claims, 2024
- 53
- Hospital affiliations
- 2
- Industry payments
- $517
- Practice address
- 301 Memorial Medical Parkway, Daytona Beach, FL 32117
- Practice phone
- Call (386) 231-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Duke's professional email, personal email and mobile number
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Dr. Nathaniel Clifton Duke is an internist in Daytona Beach, Florida
Dr. Duke practices at AdventHealth Daytona Beach in Daytona Beach, Florida, part of AdventHealth.
Dr. Duke's NPI, 1538375456, was assigned on May 15, 2007. Dr. Duke holds Ohio license 35.129618.
- NPI
- 1538375456NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284913021
- NPI enumeration date
- May 15, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (386) 231-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathaniel Clifton Duke practices at AdventHealth Daytona Beach in Daytona Beach, Florida
Dr. Duke's primary practice is AdventHealth Daytona Beach, at 301 Memorial Medical Parkway, Daytona Beach, FL 32117 in Volusia County. The practice phone is (386) 231-6000.
- AdventHealth Daytona Beach301 Memorial Medical Parkway, Daytona Beach, FL 32117 · Volusia CountyPhone(386) 231-6000
Source: Dmand AI Affiliation Data
Dr. Nathaniel Clifton Duke is affiliated with 4 sites of care and 12 medical groups
Dr. Duke's primary practice is AdventHealth Daytona Beach in Daytona Beach, Florida, part of AdventHealth. Dr. Duke is also affiliated with CHI St. Alexius Health Bismarck. The medical group on file is Infectious Diseases of Mid-Florida, PA. Dmand AI also links Dr. Duke to 11 more medical groups and 2 group practices and clinics, 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 Clifton Duke's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duke practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| AdventHealth Daytona Beach | Available with a free account |
| +3 more sites and 11 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nathaniel Clifton Duke is one of 9,009 internists in Florida
Internal medicine is Dr. Duke's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Duke is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Duke
Counts of internists 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 Clifton Duke billed Medicare for 60 services in 2024
CMS data shows 60 Medicare services from Dr. Duke across 3 procedure codes in 2024, for 27 Medicare patients. Medicare paid $5,281 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Duke's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1222024: 6051%
Dr. Duke compared with the Florida median for internists, 2024
- Dr. Duke
- Florida median
- Medicare services
- 60vs 55589% below
- Medicare patients
- 27vs 21587% below
- Part D claims
- 52vs 46689% below
Medians across 8,488 internists in Florida with Dmand AI profiles that report each measure.
Dr. Duke'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathaniel Clifton Duke treated 27 Medicare patients in 2024, average age 74
CMS counts 27 Medicare patients who saw Dr. Duke in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. 41% are also on Medicaid. Their average risk score is 2.65, 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. Duke's median patient age at 71, with 47% women.
Dr. Duke's Medicare patients by sex, 2024
- Women1556%
- Men1244%
Chronic conditions among Dr. Duke's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Chronic kidney disease59%
- Diabetes59%
- Atrial fibrillation52%
- COPD52%
- Ischemic heart disease48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Duke'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
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathaniel Clifton Duke wrote 53 Medicare Part D claims in 2024
In 2024, Dr. Duke wrote 53 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 52 of them, across 2 drugs with 11 or more claims each, at $192 in total drug cost. In 2023, CMS named 52 claims across 2 drugs.
Dr. Duke'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 522024: 52No change
Drugs named by CMS: 2 in 2024, 2 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
How Dr. Nathaniel Clifton Duke takes part in Medicare
Dr. Duke accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Nathaniel Clifton Duke received $517 in industry payments from 2018 to 2020
CMS Open Payments shows 11 general payments to Dr. Duke from 6 drug and device companies from 2018 to 2020. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $244.
General payments to Dr. Duke by program year, 2018 to 2020
Companies that paid Dr. Duke the most, 2018 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nathaniel Clifton Duke'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Clifton Duke
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 Clifton Duke's NPI number?
Dr. Nathaniel Clifton Duke's NPI number is 1538375456. It was assigned on May 15, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathaniel Clifton Duke?
Dr. Nathaniel Clifton Duke is an internist in Daytona Beach, Florida. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nathaniel Clifton Duke practice?
Dr. Duke practices at 301 Memorial Medical Parkway, Daytona Beach, FL 32117. Dr. Duke's primary practice is AdventHealth Daytona Beach in Daytona Beach, Florida, part of AdventHealth. Dmand AI also links Dr. Duke to 11 medical groups and 2 group practices and clinics.
What is Dr. Nathaniel Clifton Duke's office phone number?
The practice phone on file for Dr. Duke is (386) 231-6000.
What is Dr. Nathaniel Clifton Duke's medical license number?
Dr. Duke holds Ohio license 35.129618.
Which hospitals is Dr. Nathaniel Clifton Duke affiliated with?
Dr. Duke practices at AdventHealth Daytona Beach in Daytona Beach, Florida. Dr. Duke is also affiliated with CHI St. Alexius Health Bismarck.
What medical group is Dr. Nathaniel Clifton Duke part of?
Dr. Duke is linked to Infectious Diseases of Mid-Florida, PA. Dmand AI links Dr. Duke to 11 more medical groups.
Does Dr. Nathaniel Clifton Duke accept Medicare?
Yes. CMS data shows Dr. Duke billed Medicare for 60 services in 2024, and Dr. Duke accepts Medicare assignment.
How many Medicare patients does Dr. Nathaniel Clifton Duke see?
CMS counts 27 Medicare patients who saw Dr. Duke in 2024, with an average age of 74.
What services does Dr. Nathaniel Clifton Duke bill to Medicare?
In 2024, Dr. Duke's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99223).
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What drugs does Dr. Nathaniel Clifton Duke prescribe most?
In 2024 Medicare Part D data, Dr. Duke's most prescribed drugs by claims were Clonidine HCl and Fluoxetine HCl.
Has Dr. Nathaniel Clifton Duke received payments from drug or device companies?
CMS Open Payments shows $517 in general payments to Dr. Duke from 6 companies from 2018 to 2020. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Nathaniel Clifton Duke been practicing?
Dr. Duke graduated from medical school in 2004, 22 years ago.
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