Dr. John Hugh Gilliam III, MD
- Medicare services, 2024
- 73
- Medicare patients, 2024
- 74
- Part D claims, 2024
- 347
- Hospital affiliations
- 1
- Industry payments
- $301
- Practice address
- Medical Center Boulevard, Winston Salem, NC 27157
- Practice phone
- Call (336) 716-2011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gilliam's professional email, personal email and mobile number
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Dr. John Hugh Gilliam III is a gastroenterologist in Advance, North Carolina
Dr. Gilliam practices at Atrium Health Wake Forest Baptist Medical Center in Winston Salem, North Carolina, part of Advocate Health.
Dr. Gilliam's NPI, 1992780126, was assigned on December 9, 2005. Dr. Gilliam holds North Carolina license 22918.
- NPI
- 1992780126NPI Registry (opens in a new tab)
- NPI enumeration date
- December 9, 2005
- NPI status
- Active
- Practice phone
- (336) 716-2011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 82
- Medical school graduation
- 1970
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Hugh Gilliam III practices in Winston Salem and Advance
Dr. Gilliam's primary practice is Atrium Health Wake Forest Baptist Medical Center, at Medical Center Boulevard, Winston Salem, NC 27157 in Forsyth County. The practice phone is (336) 716-2011. The NPI Registry lists Dr. Gilliam's practice address as 329 Nc-801 N, Advance, NC 27006.
- Atrium Health Wake Forest Baptist Medical CenterPrimaryMedical Center Boulevard, Winston Salem, NC 27157 · Forsyth CountyPhone(336) 716-2011
- NPI Registry address329 Nc-801 N, Advance, NC 27006 · Davie CountyPhone(336) 716-2255
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. John Hugh Gilliam III is affiliated with 1 site of care and 1 medical group
Dr. Gilliam's primary practice is Atrium Health Wake Forest Baptist Medical Center in Winston Salem, North Carolina, part of Advocate Health. The medical group on file is Atrium Health Wake Forest Baptist.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Hugh Gilliam III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gilliam practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Atrium Health Wake Forest Baptist Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Hugh Gilliam III is one of 590 gastroenterologists in North Carolina
Gastroenterology is Dr. Gilliam's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Gilliam is licensed in North Carolina.
Specialties and state licenses
- Gastroenterology, North CarolinaPrimary
Gastroenterologists near Dr. Gilliam
Counts of gastroenterologists 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. John Hugh Gilliam III billed Medicare for 73 services in 2024
CMS data shows 73 Medicare services from Dr. Gilliam across 3 procedure codes in 2024, for 74 Medicare patients. Medicare paid $3,819 for them.
Dr. Gilliam's Medicare services by type, 2024
- Office and hospital visits62
- Surgery11
Where Dr. Gilliam's Medicare services took place, 2024
- In an office6285%
- In a facility1115%
Dr. Gilliam compared with the North Carolina median for gastroenterologists, 2024
- Dr. Gilliam
- North Carolina median
- Medicare services
- 73vs 43883% below
- Medicare patients
- 74vs 26872% below
- Part D claims
- 210vs 40248% below
Medians across 567 gastroenterologists in North Carolina with Dmand AI profiles that report each measure.
Dr. Gilliam's 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. Gilliam and other gastroenterologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Hugh Gilliam III treated 74 Medicare patients in 2024, average age 75
CMS counts 74 Medicare patients who saw Dr. Gilliam in 2024. The largest group is 75 to 84, with 33 patients. 69% of them have high blood pressure, and 69% have high cholesterol. Their average risk score is 1.60, 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. Gilliam's median patient age at 69, with 80% women.
Dr. Gilliam's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gilliam's Medicare patients by sex, 2024
- Women4561%
- Men2939%
Chronic conditions among Dr. Gilliam's Medicare patients, 2024
- High blood pressure69%
- High cholesterol69%
- Arthritis47%
- Mood disorders32%
- Anxiety31%
- Depression31%
- Ischemic heart disease30%
- Diabetes27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gilliam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women80%
- Men20%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Hugh Gilliam III wrote 347 Medicare Part D claims in 2024
In 2024, Dr. Gilliam wrote 347 Medicare Part D claims for 48 patients. 87% of them were for generic drugs. CMS names the drug for 210 of them, across 13 drugs with 11 or more claims each, at $57,537 in total drug cost.
Dr. Gilliam's Part D claims by kind of drug, 2024
- Generic302 claims87%
- Brand-name45 claims13%
Dr. Gilliam's 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. Gilliam's Part D claims, 2024
- Antibiotics9%30 of 347 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
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Dr. John Hugh Gilliam III received $301 in industry payments from 2024 to 2025
CMS Open Payments shows 12 general payments to Dr. Gilliam from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Pentax of America, Inc. paid the most, $152.
General payments to Dr. Gilliam by program year, 2024 to 2025
Companies that paid Dr. Gilliam the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John Hugh Gilliam III'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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) |
| 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. John Hugh Gilliam III
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What is Dr. John Hugh Gilliam III's NPI number?
Dr. John Hugh Gilliam III's NPI number is 1992780126. It was assigned on December 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Hugh Gilliam III?
Dr. John Hugh Gilliam III is a gastroenterologist in Advance, North Carolina. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. John Hugh Gilliam III practice?
Dr. Gilliam practices at Medical Center Boulevard, Winston Salem, NC 27157. Dr. Gilliam also practices at 329 Nc-801 N, Advance, NC 27006. Dr. Gilliam's primary practice is Atrium Health Wake Forest Baptist Medical Center in Winston Salem, North Carolina, part of Advocate Health.
What is Dr. John Hugh Gilliam III's office phone number?
The practice phone on file for Dr. Gilliam is (336) 716-2011.
What is Dr. John Hugh Gilliam III's medical license number?
Dr. Gilliam holds North Carolina license 22918.
Which hospitals is Dr. John Hugh Gilliam III affiliated with?
Dr. Gilliam practices at Atrium Health Wake Forest Baptist Medical Center in Winston Salem, North Carolina.
What medical group is Dr. John Hugh Gilliam III part of?
Dr. Gilliam is linked to Atrium Health Wake Forest Baptist.
Does Dr. John Hugh Gilliam III accept Medicare?
Yes. CMS data shows Dr. Gilliam billed Medicare for 73 services in 2024.
How many Medicare patients does Dr. John Hugh Gilliam III see?
CMS counts 74 Medicare patients who saw Dr. Gilliam in 2024, with an average age of 75.
What services does Dr. John Hugh Gilliam III bill to Medicare?
In 2024, Dr. Gilliam's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: digestive system (43239).
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What drugs does Dr. John Hugh Gilliam III prescribe most?
In 2024 Medicare Part D data, Dr. Gilliam's most prescribed drugs by claims were Alprazolam, Omeprazole and Mesalamine.
Has Dr. John Hugh Gilliam III received payments from drug or device companies?
CMS Open Payments shows $301 in general payments to Dr. Gilliam from 2 companies from 2024 to 2025. The largest total came from Pentax of America, Inc.
How long has Dr. John Hugh Gilliam III been practicing?
Dr. Gilliam graduated from medical school in 1970, 56 years ago.
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