Dr. William Michael Harris, DO
- Part D claims, 2024
- 246
- Hospital affiliations
- 2
- Industry payments
- $385
- Medical group
- 1
- State license
- 1
- Practice address
- 400 Fairview Heights Road, Summersville, WV 26651
- Practice phone
- Call (304) 872-2891
- 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 Michael Harris is an internist in Summersville, West Virginia
Dr. Harris practices at Summersville Regional Medical Center in Summersville, West Virginia, part of West Virginia University Health System.
Dr. Harris' NPI, 1891772802, was assigned on December 30, 2005. Dr. Harris holds West Virginia license 1320.
- NPI
- 1891772802NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799773511
- NPI enumeration date
- December 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (304) 872-2891
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Michael Harris practices at Summersville Regional Medical Center in Summersville, West Virginia
Dr. Harris' primary practice is Summersville Regional Medical Center, at 400 Fairview Heights Road, Summersville, WV 26651 in Nicholas County. The practice phone is (304) 872-2891.
- Summersville Regional Medical Center400 Fairview Heights Road, Summersville, WV 26651 · Nicholas CountyPhone(304) 872-2891
Source: Dmand AI Affiliation Data
Dr. William Michael Harris is affiliated with 4 sites of care and 1 medical group
Dr. Harris' primary practice is Summersville Regional Medical Center in Summersville, West Virginia, part of West Virginia University Health System. Dr. Harris is also affiliated with Thomas Memorial Hospital. The medical group on file is Chesapeake Healthcare Center. Dmand AI also links Dr. Harris to 1 more group practice or clinic and 1 home health agency, 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. William Michael Harris' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harris practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summersville Regional Medical Center | Available with a free account |
| +3 more affiliated sites | 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 West Virginia University Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. William Michael Harris is one of 718 internists in West Virginia
Internal medicine is Dr. Harris' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Harris is licensed in West Virginia.
Specialties and state licenses
- Internal medicine, West VirginiaPrimary
Internists near Dr. Harris
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. William Michael Harris' patients have a median age of 75
Across all payers, Dmand AI patient panel data puts Dr. Harris' median patient age at 75, with 50% women.
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 75
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. William Michael Harris wrote 246 Medicare Part D claims in 2024
In 2024, Dr. Harris wrote 246 Medicare Part D claims for 59 patients. 86% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $563 in total drug cost. In 2023, CMS named 162 claims across 9 drugs.
Dr. Harris' Part D claims by kind of drug, 2024
- Generic212 claims86%
- Brand-name34 claims14%
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
- Opioids10%24 of 246 claims
- Antibiotics7%17 of 246 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: 1622024: 1889%
Drugs named by CMS: 1 in 2024, 9 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 Michael 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 Michael Harris received $385 in industry payments from 2016 to 2025
CMS Open Payments shows 22 general payments to Dr. Harris from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Indivior Inc. paid the most, $98.
General payments to Dr. Harris by program year, 2016 to 2025
Companies that paid Dr. Harris the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William Michael 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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. William Michael 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 Michael Harris' NPI number?
Dr. William Michael Harris' NPI number is 1891772802. It was assigned on December 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William Michael Harris?
Dr. William Michael Harris is an internist in Summersville, West Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. William Michael Harris practice?
Dr. Harris practices at 400 Fairview Heights Road, Summersville, WV 26651. Dr. Harris' primary practice is Summersville Regional Medical Center in Summersville, West Virginia, part of West Virginia University Health System. Dmand AI also links Dr. Harris to 1 group practice or clinic and 1 home health agency.
What is Dr. William Michael Harris' office phone number?
The practice phone on file for Dr. Harris is (304) 872-2891.
What is Dr. William Michael Harris' medical license number?
Dr. Harris holds West Virginia license 1320.
Which hospitals is Dr. William Michael Harris affiliated with?
Dr. Harris practices at Summersville Regional Medical Center in Summersville, West Virginia. Dr. Harris is also affiliated with Thomas Memorial Hospital.
What medical group is Dr. William Michael Harris part of?
Dr. Harris is linked to Chesapeake Healthcare Center.
Does Dr. William Michael Harris accept Medicare?
Yes. CMS lists Dr. Harris as accepting Medicare assignment.
What drugs does Dr. William Michael Harris prescribe most?
In 2024 Medicare Part D data, Dr. Harris' most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. William Michael Harris received payments from drug or device companies?
CMS Open Payments shows $385 in general payments to Dr. Harris from 10 companies from 2016 to 2025. The largest total came from Indivior Inc.
How long has Dr. William Michael Harris been practicing?
Dr. Harris graduated from medical school in 1990, 36 years ago.
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