Dr. William Dennis Harris, MD
- Medicare services, 2024
- 266
- Medicare patients, 2024
- 224
- Part D claims, 2024
- 314
- Hospital affiliations
- 1
- Industry payments
- $228
- Practice address
- 9400 Rhea County Highway, Dayton, TN 37321
- Practice phone
- Call (423) 775-1121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Harris' 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. William Dennis Harris is an emergency medicine physician in Dayton, Tennessee
Dr. Harris practices at Rhea Medical Center in Dayton, Tennessee, part of Rhea County, Tennessee.
Dr. Harris' NPI, 1437316411, was assigned on May 19, 2008. Dr. Harris graduated from Other in 2007. Dr. Harris' Florida license number on file is 110030.
- NPI
- 1437316411NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6305016379
- NPI enumeration date
- May 19, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (423) 775-1121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Dennis Harris practices at Rhea Medical Center in Dayton, Tennessee
Dr. Harris' primary practice is Rhea Medical Center, at 9400 Rhea County Highway, Dayton, TN 37321 in Rhea County. The practice phone is (423) 775-1121.
- Rhea Medical Center9400 Rhea County Highway, Dayton, TN 37321 · Rhea CountyPhone(423) 775-1121
Source: Dmand AI Affiliation Data
Dr. William Dennis Harris is affiliated with 2 sites of care and 2 medical groups
Dr. Harris' primary practice is Rhea Medical Center in Dayton, Tennessee, part of Rhea County, Tennessee. The medical group on file is Concord Medical Group (Concord Emergency Medicine, Hardinsburg, KY). Dmand AI also links Dr. Harris to 1 more hospital outpatient department and 1 medical group, each named with a free account. Dr. Harris' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Dennis 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 |
|---|---|
| Rhea Medical Center | Available with a free account |
| +1 more site and 1 medical group | 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 Rhea County, Tennessee and 6.2K+ hospitals, with verified contacts in the same login.
Dr. William Dennis Harris is one of 1,088 emergency medicine physicians in Tennessee
Emergency medicine is Dr. Harris' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Harris is board certified in family medicine by the American Board of Family Medicine. Dmand AI has Dr. Harris' licenses on file in 2 states: Florida and Tennessee.
Specialties and state licenses
- Emergency medicine, FloridaPrimary
- Tennessee license
Emergency medicine physicians near Dr. Harris
Counts of emergency medicine physicians 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. William Dennis Harris billed Medicare for 266 services in 2024
CMS data shows 266 Medicare services from Dr. Harris across 5 procedure codes in 2024, for 224 Medicare patients. Medicare paid $27,291 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Harris' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3352024: 24327%
- Tests and treatments
- 2023: 752024: 2369%
Dr. Harris compared with the Tennessee median for emergency medicine physicians, 2024
- Dr. Harris
- Tennessee median
- Medicare services
- 266vs 266Close to median
- Medicare patients
- 224vs 25713% below
- Part D claims
- 189vs 932.0 times
Medians across 1,079 emergency medicine physicians in Tennessee 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.
Need commercial claims for Dr. Harris?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Harris and other emergency medicine physicians in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Dennis Harris treated 224 Medicare patients in 2024, average age 74
CMS counts 224 Medicare patients who saw Dr. Harris in 2024. The largest group is 75 to 84, with 71 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.62, 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. Harris' median patient age at 67, with 55% women.
Dr. Harris' Medicare patients by age, 2024
Dr. Harris' Medicare patients by sex, 2024
- Women11752%
- Men10748%
Chronic conditions among Dr. Harris' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Diabetes49%
- Ischemic heart disease43%
- Anxiety42%
- Mood disorders40%
- Depression36%
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 67
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Dennis Harris wrote 314 Medicare Part D claims in 2024
In 2024, Dr. Harris wrote 314 Medicare Part D claims for 196 patients. 98% of them were for generic drugs. CMS names the drug for 189 of them, across 7 drugs with 11 or more claims each, at $1,380 in total drug cost. In 2023, CMS named 166 claims across 7 drugs.
Dr. Harris' Part D claims by kind of drug, 2024
- Generic307 claims98%
- Brand-name and other7 claims2%
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
- Opioids11%33 of 314 claims
- Antibiotics25%78 of 314 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: 1662024: 18914%
Drugs named by CMS: 7 in 2024, 7 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. William Dennis 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. William Dennis Harris received $228 in industry payments from 2016 to 2020
CMS Open Payments shows 12 general payments to Dr. Harris from 7 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Horizon Pharma plc paid the most, $85.
General payments to Dr. Harris by program year, 2016 to 2020
Companies that paid Dr. Harris the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Dennis Harris graduated from Other
Dr. Harris graduated from Other in 2007.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. William Dennis Harris accepts plans from 2 insurance carriers
Dr. Harris is in network with 2 carriers, including CMS Medicare and GA State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
- GA State Medicaid
Plan types Dr. Harris accepts, by number of carriers
- Medicaid1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. William Dennis 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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. William Dennis 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. William Dennis Harris' NPI number?
Dr. William Dennis Harris' NPI number is 1437316411. It was assigned on May 19, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. William Dennis Harris?
Dr. William Dennis Harris is an emergency medicine physician in Dayton, Tennessee. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. William Dennis Harris practice?
Dr. Harris practices at 9400 Rhea County Highway, Dayton, TN 37321. Dr. Harris' primary practice is Rhea Medical Center in Dayton, Tennessee, part of Rhea County, Tennessee. Dmand AI also links Dr. Harris to 1 hospital outpatient department and 1 medical group.
What is Dr. William Dennis Harris' office phone number?
The practice phone on file for Dr. Harris is (423) 775-1121.
What is Dr. William Dennis Harris' medical license number?
Dr. Harris' Florida license number on file is 110030, one of the licenses on file in 2 states.
Which states has Dr. William Dennis Harris been licensed in?
Dmand AI has state licenses on file for Dr. Harris in Florida (2011 to 2025) and Tennessee (2019 to 2026).
Which hospitals is Dr. William Dennis Harris affiliated with?
Dr. Harris practices at Rhea Medical Center in Dayton, Tennessee.
What medical group is Dr. William Dennis Harris part of?
Dr. Harris is linked to Concord Medical Group (Concord Emergency Medicine, Hardinsburg, KY). Dmand AI links Dr. Harris to 1 more medical group.
Does Dr. William Dennis Harris accept Medicare?
Yes. CMS data shows Dr. Harris billed Medicare for 266 services in 2024, and Dr. Harris accepts Medicare assignment.
How many Medicare patients does Dr. William Dennis Harris see?
CMS counts 224 Medicare patients who saw Dr. Harris in 2024, with an average age of 74.
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Is Dr. William Dennis Harris board certified?
Yes. Dr. Harris is board certified in family medicine by the American Board of Family Medicine.
What services does Dr. William Dennis Harris bill to Medicare?
In 2024, Dr. Harris' most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).
Where did Dr. William Dennis Harris go to medical school?
Dr. Harris graduated from Other in 2007.
What drugs does Dr. William Dennis Harris prescribe most?
In 2024 Medicare Part D data, Dr. Harris' most prescribed drugs by claims were Chlorzoxazone, Mupirocin and Prednisone.
Has Dr. William Dennis Harris received payments from drug or device companies?
CMS Open Payments shows $228 in general payments to Dr. Harris from 7 companies from 2016 to 2020. The largest total came from Horizon Pharma plc.
How long has Dr. William Dennis Harris been practicing?
Dr. Harris graduated from medical school in 2007, 19 years ago.
What insurance does Dr. William Dennis Harris accept?
Dr. Harris is in network with 2 carriers, including CMS Medicare and GA State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
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