William G. Byrd, NP
- Medicare patients, 2024
- 954
- Part D claims, 2024
- 1,585
- Hospital affiliations
- 1
- Industry payments
- $835
- Medical groups
- 3
- Practice address
- 641 W Wesmark Blvd, Sumter, SC 29150-1900
- Practice phone
- Call (803) 905-6944
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sumter Gastroenterology
Multi-specialty group site · Sumter, South Carolina
Find William Byrd's 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.
William G. Byrd is a primary care nurse practitioner in Sumter, South Carolina
William Byrd practices at Sumter Gastroenterology in Sumter, South Carolina.
William Byrd's NPI, 1801271465, was assigned on July 24, 2015. William Byrd holds South Carolina license 19646.
- NPI
- 1801271465NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860701265
- NPI enumeration date
- July 24, 2015
- NPI status
- Active
- Practice phone
- (803) 905-6944
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
William G. Byrd practices at Sumter Gastroenterology in Sumter, South Carolina
William Byrd's primary practice is Sumter Gastroenterology, at 641 W Wesmark Blvd, Sumter, SC 29150-1900. The practice phone is (803) 905-6944.
- Sumter Gastroenterology641 W Wesmark Blvd, Sumter, SC 29150-1900Phone(803) 905-6944
Source: Dmand AI Affiliation Data
William G. Byrd is affiliated with 4 sites of care and 3 medical groups
William Byrd's primary practice is Sumter Gastroenterology in Sumter, South Carolina. William Byrd is also affiliated with Prisma Health Tuomey Hospital. The medical group on file is Sumter Gastroenterology. Dmand AI also links William Byrd to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at William G. Byrd's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Byrd practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sumter Gastroenterology | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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William G. Byrd is one of 133 primary care nurse practitioners in South Carolina
Primary care is William Byrd's primary specialty in the NPI Registry, under taxonomy code 363LP2300X. William Byrd is licensed in South Carolina.
Specialties and state licenses
- Primary care nurse practitioner, South CarolinaPrimary
Primary care nurse practitioners near William Byrd
Counts of primary care nurse practitioners 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 G. Byrd treated 954 Medicare patients in 2024, average age 74
CMS counts 954 Medicare patients who saw William Byrd in 2024. The largest group is 65 to 74, with 428 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts William Byrd's median patient age at 61, with 59% women.
William Byrd's Medicare patients by age, 2024
William Byrd's Medicare patients by sex, 2024
- Women57760%
- Men37740%
Chronic conditions among William Byrd's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Chronic kidney disease38%
- Diabetes37%
- Ischemic heart disease28%
- Anxiety25%
- COPD25%
Share of Medicare patients with each condition. A patient can have several.
William Byrd's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
William G. Byrd wrote 1,585 Medicare Part D claims in 2024
In 2024, William Byrd wrote 1,585 Medicare Part D claims for 1,122 patients. 72% of them were for generic drugs.
William Byrd's Part D claims by kind of drug, 2024
- Generic1,134 claims72%
- Brand-name and other451 claims28%
Drug classes CMS tracks in William Byrd's Part D claims, 2024
- Opioids5%75 of 1,585 claims
- Antibiotics19%296 of 1,585 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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William G. Byrd received $835 in industry payments in 2025
CMS Open Payments shows 45 general payments to William Byrd from 15 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $209.
Companies that paid William Byrd the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for William G. Byrd'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 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 (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 William G. Byrd
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 G. Byrd's NPI number?
William G. Byrd's NPI number is 1801271465. It was assigned on July 24, 2015, and it is active in the NPI Registry.
What does William G. Byrd specialize in?
William G. Byrd is a primary care nurse practitioner in Sumter, South Carolina. The primary specialty in the NPI Registry is Primary Care Nurse Practitioner (taxonomy code 363LP2300X).
Where does William G. Byrd practice?
William Byrd practices at 641 W Wesmark Blvd, Sumter, SC 29150-1900. William Byrd's primary practice is Sumter Gastroenterology in Sumter, South Carolina. Dmand AI also links William Byrd to 2 group practices and clinics and 2 medical groups.
What is William G. Byrd's office phone number?
The practice phone on file for William Byrd is (803) 905-6944.
What is William G. Byrd's medical license number?
William Byrd holds South Carolina license 19646.
Which hospitals is William G. Byrd affiliated with?
William Byrd is affiliated with Prisma Health Tuomey Hospital.
What medical group is William G. Byrd part of?
William Byrd is linked to Sumter Gastroenterology. Dmand AI links William Byrd to 2 more medical groups.
How many Medicare patients does William G. Byrd see?
CMS counts 954 Medicare patients who saw William Byrd in 2024, with an average age of 74.
Has William G. Byrd received payments from drug or device companies?
CMS Open Payments shows $835 in general payments to William Byrd from 15 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has William G. Byrd been practicing?
William Byrd graduated from medical school in 2015, 11 years ago.
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