Animals, PoisonousBehavior, AnimalScorpions
William Hayes
NPI1891490231
- Part D claims, 2024
- 63
- Publications
- 23
- Industry payments
- $973
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 6439 Garners Ferry Rd, Columbia, SC 29209
- Practice phone
- Call (202) 382-2579
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wm Jennings Bryan Dorn VA Medical Center
Columbia, South Carolina
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William Hayes is an internist in Columbia, South Carolina
William Hayes practices at Wm Jennings Bryan Dorn VA Medical Center in Columbia, South Carolina.
William Hayes' NPI, 1891490231, was assigned on April 4, 2023. William Hayes holds South Carolina license LL90156.
NPI and contact details
- NPI
- 1891490231NPI Registry (opens in a new tab)
- NPI enumeration date
- April 4, 2023
- NPI status
- Active
- Practice phone
- (202) 382-2579
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
William Hayes practices at Wm Jennings Bryan Dorn VA Medical Center in Columbia, South Carolina
William Hayes' primary practice is Wm Jennings Bryan Dorn VA Medical Center, at 6439 Garners Ferry Rd, Columbia, SC 29209 in Richland County. The practice phone is (202) 382-2579.
- Wm Jennings Bryan Dorn VA Medical Center6439 Garners Ferry Rd, Columbia, SC 29209 · Richland CountyPhone(202) 382-2579
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
William Hayes is affiliated with 1 site of care
William Hayes' primary practice is Wm Jennings Bryan Dorn VA Medical Center in Columbia, South Carolina.
Wm Jennings Bryan Dorn VA Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at William Hayes' practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Hayes practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wm Jennings Bryan Dorn VA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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William Hayes is one of 1,707 internists in South Carolina
Internal medicine is William Hayes' primary specialty in the NPI Registry, under taxonomy code 207R00000X. William Hayes is licensed in South Carolina.
Specialties and state licenses
- Internal medicine, South CarolinaPrimary
Internists near William Hayes
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
William Hayes wrote 63 Medicare Part D claims in 2024
In 2024, William Hayes wrote 63 Medicare Part D claims for 31 patients. 81% of them were for generic drugs.
Part D claims, 202463
Part D patients31
William Hayes' Part D claims by kind of drug, 2024
- Generic51 claims81%
- Brand-name12 claims19%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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William Hayes has 23 publications on record
Dmand AI links 23 papers to William Hayes, published from 2010 to 2025. 2017 was the busiest year, with 4. The most frequent topics are Crotalus, Crotalid Venoms and Scorpions. William Hayes has published most often in Toxicon. William Hayes' most frequent co-authors are Devin McBride, MD, Cherine Heesun Kim, MD and Tim Lekic, MD, PhD.
Papers23
Years published2010 to 2025
William Hayes' papers by year, 2012 to 2025
Topics William Hayes writes about most
- Crotalus
- Crotalid Venoms
- Scorpions
- Venoms
- Arizona
- Behavior, Animal
- Body Size
- California
William Hayes' most frequent co-authors
- Devin McBride, MD3 shared papers
- Cherine Heesun Kim, MD2 shared papers
- Tim Lekic, MD, PhD2 shared papers
Recent publications by William Hayes
Body SizeCrotalusHand
See who William Hayes researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who William Hayes works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
William Hayes received $973 in industry payments from 2023 to 2025
CMS Open Payments shows 10 general payments to William Hayes from 7 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $300.
General payments to William Hayes by program year, 2023 to 2025
Companies that paid William Hayes the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for William Hayes'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 William Hayes
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William Hayes' NPI number?
William Hayes' NPI number is 1891490231. It was assigned on April 4, 2023, and it is active in the NPI Registry.
What does William Hayes specialize in?
William Hayes is an internist in Columbia, South Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does William Hayes practice?
William Hayes practices at 6439 Garners Ferry Rd, Columbia, SC 29209. William Hayes' primary practice is Wm Jennings Bryan Dorn VA Medical Center in Columbia, South Carolina.
What is William Hayes' office phone number?
The practice phone on file for William Hayes is (202) 382-2579.
What is William Hayes' medical license number?
William Hayes holds South Carolina license LL90156.
Has William Hayes received payments from drug or device companies?
CMS Open Payments shows $973 in general payments to William Hayes from 7 companies from 2023 to 2025. The largest total came from Alcon Laboratories Inc.
How long has William Hayes been practicing?
William Hayes' NPI was assigned in 2023.
Does William Hayes do research?
Dmand AI links 23 publications to William Hayes, published from 2010 to 2025.
Who does William Hayes publish with?
William Hayes' most frequent co-authors are Devin McBride, MD (3 shared papers), Cherine Heesun Kim, MD (2 shared papers) and Tim Lekic, MD, PhD (2 shared papers).
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