Dr. Denis Robert Harris, MD
- Medicare services, 2024
- 801
- Medicare patients, 2024
- 293
- Part D claims, 2024
- 127
- Hospital affiliations
- 1
- Industry payments
- $33
- Practice address
- 3301 New Mexico Ave Nw Ste 346, Washington, DC 20016-3623
- Practice phone
- Call (202) 362-4787
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Denis R Harris MD
Physician office · Washington, District of Columbia
Find Dr. Harris' professional email, personal email and mobile number
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Dr. Denis Robert Harris is an orthopedic surgeon in Washington, District of Columbia
Dr. Harris practices at Denis R Harris MD in Washington, District of Columbia.
Dr. Harris' NPI, 1578582078, was assigned on July 18, 2006. Dr. Harris graduated from University of Wisconsin School of Medicine in 1972. Dr. Harris holds District of Columbia license MD6466.
- NPI
- 1578582078NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880718345
- NPI enumeration date
- July 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 362-4787
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Denis Robert Harris practices at Denis R Harris MD in Washington, District of Columbia
Dr. Harris' primary practice is Denis R Harris MD, at 3301 New Mexico Ave Nw Ste 346, Washington, DC 20016-3623. The practice phone is (202) 362-4787.
- Denis R Harris MD3301 New Mexico Ave Nw Ste 346, Washington, DC 20016-3623Phone(202) 362-4787
Source: Dmand AI Affiliation Data
Dr. Denis Robert Harris is affiliated with 2 sites of care
Dr. Harris' primary practice is Denis R Harris MD in Washington, District of Columbia. Dr. Harris is also affiliated with Sibley Memorial Hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Denis Robert Harris' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harris practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Denis R Harris MD | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Denis Robert Harris is one of 60 orthopedic surgeons in District of Columbia
Orthopaedic surgery is Dr. Harris' primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Harris is licensed in District of Columbia.
Specialties and state licenses
- Orthopaedic surgery, District of ColumbiaPrimary
Orthopedic surgeons near Dr. Harris
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. Denis Robert Harris billed Medicare for 801 services in 2024
CMS data shows 801 Medicare services from Dr. Harris across 4 procedure codes in 2024, for 293 Medicare patients. Medicare paid $59,033 for them. Every service was in an office.
Dr. Harris' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5912024: 6144%
- Surgery
- 2023: 1862024: 1871%
Dr. Harris compared with the District of Columbia median for orthopedic surgeons, 2024
- Dr. Harris
- District of Columbia median
- Medicare services
- 801vs 60034% above
- Medicare patients
- 293vs 289Close to median
- Part D claims
- 77vs 848% below
Medians across 57 orthopedic surgeons in District of Columbia with Dmand AI profiles that report each measure.
Dr. Harris' 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. Harris and other orthopedic surgeons in District of Columbia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Denis Robert Harris treated 293 Medicare patients in 2024, average age 79
CMS counts 293 Medicare patients who saw Dr. Harris in 2024. The largest group is 75 to 84, with 172 patients. 75% of them have high cholesterol, and 74% have arthritis. Their average risk score is 0.86, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Harris' median patient age at 80, with 49% women.
Dr. Harris' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Harris' Medicare patients by sex, 2024
- Women16857%
- Men12543%
Chronic conditions among Dr. Harris' Medicare patients, 2024
- High cholesterol75%
- Arthritis74%
- High blood pressure62%
- Ischemic heart disease22%
- Cancer20%
- Osteoporosis19%
- Atrial fibrillation18%
- Anxiety15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Harris' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Denis Robert Harris wrote 127 Medicare Part D claims in 2024
In 2024, Dr. Harris wrote 127 Medicare Part D claims for 76 patients. 97% of them were for generic drugs. CMS names the drug for 77 of them, across 1 drug with 11 or more claims each, at $654 in total drug cost. In 2023, CMS named 84 claims across 2 drugs.
Dr. Harris' Part D claims by kind of drug, 2024
- Generic123 claims97%
- Brand-name and other4 claims3%
Dr. Harris' 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. Harris' Part D claims, 2024
- Opioids9%11 of 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: 842024: 778%
Drugs named by CMS: 1 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. Denis Robert Harris takes part in Medicare
Dr. Harris 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. Denis Robert Harris received $33 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Harris from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $33.
Companies that paid Dr. Harris the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Denis Robert Harris graduated from University of Wisconsin School of Medicine
Dr. Harris graduated from University of Wisconsin School of Medicine in 1972.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Denis Robert Harris'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) |
| 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. Denis Robert Harris
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. Denis Robert Harris' NPI number?
Dr. Denis Robert Harris' NPI number is 1578582078. It was assigned on July 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Denis Robert Harris?
Dr. Denis Robert Harris is an orthopedic surgeon in Washington, District of Columbia. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Denis Robert Harris practice?
Dr. Harris practices at 3301 New Mexico Ave Nw Ste 346, Washington, DC 20016-3623. Dr. Harris' primary practice is Denis R Harris MD in Washington, District of Columbia.
What is Dr. Denis Robert Harris' office phone number?
The practice phone on file for Dr. Harris is (202) 362-4787.
What is Dr. Denis Robert Harris' medical license number?
Dr. Harris holds District of Columbia license MD6466.
Which hospitals is Dr. Denis Robert Harris affiliated with?
Dr. Harris is affiliated with Sibley Memorial Hospital.
Does Dr. Denis Robert Harris accept Medicare?
Yes. CMS data shows Dr. Harris billed Medicare for 801 services in 2024, and Dr. Harris accepts Medicare assignment.
How many Medicare patients does Dr. Denis Robert Harris see?
CMS counts 293 Medicare patients who saw Dr. Harris in 2024, with an average age of 79.
What services does Dr. Denis Robert Harris bill to Medicare?
In 2024, Dr. Harris' most billed Medicare services were office visit, established patient (99213), surgery: bones and joints (20610) and office visit, new patient (99203).
Where did Dr. Denis Robert Harris go to medical school?
Dr. Harris graduated from University of Wisconsin School of Medicine in 1972.
Show 3 more questionsShow fewer questions
What drugs does Dr. Denis Robert Harris prescribe most?
In 2024 Medicare Part D data, Dr. Harris' most prescribed drugs by claims were Methylprednisolone.
Has Dr. Denis Robert Harris received payments from drug or device companies?
CMS Open Payments shows $33 in general payments to Dr. Harris from 1 company from 2025 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Dr. Denis Robert Harris been practicing?
Dr. Harris graduated from medical school in 1972, 54 years ago.
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