Dr. William Foster Gaillard Jr., MD
- Medicare services, 2024
- 1,593
- Medicare patients, 2024
- 1,221
- Part D claims, 2024
- 176
- Publications
- 5
- Hospital affiliations
- 6
- Practice address
- 316 Calhoun St, Charleston, SC 29401
- Practice phone
- Call (843) 724-2800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gaillard'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.
Dr. William Foster Gaillard Jr. is a vascular surgeon in Charleston, South Carolina
Dr. Gaillard practices at Roper Hospital in Charleston, South Carolina, part of Bon Secours Mercy Health.
Dr. Gaillard's NPI, 1619315918, was assigned on June 7, 2013. Dr. Gaillard graduated from Medical University of South Carolina College of Medicine in 2013. Dr. Gaillard holds South Carolina license 87215.
- NPI
- 1619315918NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850535899
- NPI enumeration date
- June 7, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (843) 724-2800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Foster Gaillard Jr. practices at Roper Hospital in Charleston, South Carolina
Dr. Gaillard's primary practice is Roper Hospital, at 316 Calhoun St, Charleston, SC 29401 in Charleston County. The practice phone is (843) 724-2800.
- Roper Hospital316 Calhoun St, Charleston, SC 29401 · Charleston CountyPhone(843) 724-2800
Source: Dmand AI Affiliation Data
Dr. William Foster Gaillard Jr. is affiliated with 11 sites of care and 5 medical groups
Dr. Gaillard's primary practice is Roper Hospital in Charleston, South Carolina, part of Bon Secours Mercy Health. Dr. Gaillard is also affiliated with Bon Secours St. Francis Hospital. The medical group on file is UAB Medicine. Dmand AI also links Dr. Gaillard to 4 more hospitals, 4 medical groups, 3 group practices and clinics, 1 clinical lab 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 Foster Gaillard Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gaillard practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Roper Hospital | Available with a free account |
| +10 more sites and 4 medical groups | 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 Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. William Foster Gaillard Jr. is one of 84 vascular surgeons in South Carolina
Vascular surgery is Dr. Gaillard's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Gaillard is licensed in South Carolina.
Specialties and state licenses
- Vascular surgery, South CarolinaPrimary
Vascular surgeons near Dr. Gaillard
Counts of vascular surgeons 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 Foster Gaillard Jr. billed Medicare for 1,593 services in 2024
CMS data shows 1,593 Medicare services from Dr. Gaillard across 15 procedure codes in 2024, for 1,221 Medicare patients. Medicare paid $87,735 for them.
Dr. Gaillard's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2162024: 1,010368%
- Office and hospital visits
- 2023: 5652024: 40728%
- Other services
- 2023: 02024: 68
- Surgery
- 2023: 3342024: 5783%
- Imaging
- 2023: 322024: 5159%
Where Dr. Gaillard's Medicare services took place, 2024
- In an office78449%
- In a facility80951%
Dr. Gaillard compared with the South Carolina median for vascular surgeons, 2024
- Dr. Gaillard
- South Carolina median
- Medicare services
- 1,593vs 1,05551% above
- Medicare patients
- 1,221vs 4842.5 times
- Part D claims
- 135vs 9936% above
Medians across 82 vascular surgeons in South Carolina with Dmand AI profiles that report each measure.
Dr. Gaillard'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.
Need commercial claims for Dr. Gaillard?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gaillard and other vascular surgeons in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Foster Gaillard Jr. treated 1,221 Medicare patients in 2024, average age 76
CMS counts 1,221 Medicare patients who saw Dr. Gaillard in 2024. The largest group is 75 to 84, with 534 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.70, 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. Gaillard's median patient age at 72, with 56% women.
Dr. Gaillard's Medicare patients by age, 2024
Dr. Gaillard's Medicare patients by sex, 2024
- Women63052%
- Men59148%
Chronic conditions among Dr. Gaillard's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Diabetes42%
- Ischemic heart disease41%
- Chronic kidney disease36%
- Anxiety29%
- Heart failure29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gaillard's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Foster Gaillard Jr. wrote 176 Medicare Part D claims in 2024
In 2024, Dr. Gaillard wrote 176 Medicare Part D claims for 65 patients. 80% of them were for generic drugs. CMS names the drug for 135 of them, across 5 drugs with 11 or more claims each, at $27,147 in total drug cost. In 2023, CMS named 82 claims across 5 drugs.
Dr. Gaillard's Part D claims by kind of drug, 2024
- Generic141 claims80%
- Brand-name35 claims20%
Dr. Gaillard'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. Gaillard's Part D claims, 2024
- Opioids18%31 of 176 claims
- Antibiotics8%14 of 176 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: 822024: 13565%
Drugs named by CMS: 5 in 2024, 5 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
Dr. William Foster Gaillard Jr. ranks in the 74th percentile for leg revascularization (restoring blood flow) in Medicare
Dr. Gaillard accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 16 procedures of leg revascularization (restoring blood flow) by Dr. Gaillard, more than 74% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Gaillard ranks in Medicare procedure volume
- Varicose vein removal
- 55th percentile18 procedures
- Spinal fusion
- 34th percentile17 procedures
- Leg revascularization (restoring blood flow)
- 74th percentile16 procedures
- Removal of tissue
- 67th percentile16 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. William Foster Gaillard Jr. has 5 publications on record
Dmand AI links 5 papers to Dr. Gaillard, published from 2010 to 2023. 2022 was the busiest year, with 2. The most frequent topics are Myocardial Infarction. Dr. Gaillard's most frequent co-authors are Adam Beck, MD, Emily Spangler and Layla Alizadeh, MD.
Dr. Gaillard's papers by year, 2010 to 2023
Topics Dr. Gaillard writes about most
- Myocardial Infarction
Dr. Gaillard's most frequent co-authors
Recent publications by Dr. Gaillard
Am J Physiol Heart Circ Physiol
See who Dr. Gaillard researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gaillard works with, so you can find a warm path to the right vascular surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William Foster Gaillard Jr. received $7,632 in industry payments from 2017 to 2025
CMS Open Payments shows 113 general payments to Dr. Gaillard from 25 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 74% of the total. Stryker Corporation paid the most, $1,908.
General payments to Dr. Gaillard by program year, 2017 to 2025
General payments to Dr. Gaillard by kind, 2017 to 2025
- Food and beverage$5,65974%
- Travel and lodging$1,97326%
Companies that paid Dr. Gaillard the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Foster Gaillard Jr. graduated from Medical University of South Carolina College of Medicine
Dr. Gaillard graduated from Medical University of South Carolina College of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Foster Gaillard Jr.'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)Doctors and Clinicians Utilization Data (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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Foster Gaillard Jr.
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 Foster Gaillard Jr.'s NPI number?
Dr. William Foster Gaillard Jr.'s NPI number is 1619315918. It was assigned on June 7, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. William Foster Gaillard Jr.?
Dr. William Foster Gaillard Jr. is a vascular surgeon in Charleston, South Carolina. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. William Foster Gaillard Jr. practice?
Dr. Gaillard practices at 316 Calhoun St, Charleston, SC 29401. Dr. Gaillard's primary practice is Roper Hospital in Charleston, South Carolina, part of Bon Secours Mercy Health. Dmand AI also links Dr. Gaillard to 4 hospitals, 4 medical groups, 3 group practices and clinics, 1 clinical lab and 1 home health agency.
What is Dr. William Foster Gaillard Jr.'s office phone number?
The practice phone on file for Dr. Gaillard is (843) 724-2800.
What is Dr. William Foster Gaillard Jr.'s medical license number?
Dr. Gaillard holds South Carolina license 87215.
Which hospitals is Dr. William Foster Gaillard Jr. affiliated with?
Dr. Gaillard practices at Roper Hospital in Charleston, South Carolina. Dr. Gaillard is also affiliated with Bon Secours St. Francis Hospital. Dmand AI links Dr. Gaillard to 4 more hospitals.
What medical group is Dr. William Foster Gaillard Jr. part of?
Dr. Gaillard is linked to UAB Medicine. Dmand AI links Dr. Gaillard to 4 more medical groups.
Does Dr. William Foster Gaillard Jr. accept Medicare?
Yes. CMS data shows Dr. Gaillard billed Medicare for 1,593 services in 2024, and Dr. Gaillard accepts Medicare assignment.
How many Medicare patients does Dr. William Foster Gaillard Jr. see?
CMS counts 1,221 Medicare patients who saw Dr. Gaillard in 2024, with an average age of 76.
What services does Dr. William Foster Gaillard Jr. bill to Medicare?
In 2024, Dr. Gaillard's most billed Medicare services were blood vessel study (93971), blood vessel study (93880) and blood vessel study (93970).
Show 6 more questionsShow fewer questions
Where did Dr. William Foster Gaillard Jr. go to medical school?
Dr. Gaillard graduated from Medical University of South Carolina College of Medicine in 2013.
What drugs does Dr. William Foster Gaillard Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Gaillard's most prescribed drugs by claims were Gabapentin, Eliquis and Atorvastatin Calcium.
Has Dr. William Foster Gaillard Jr. received payments from drug or device companies?
CMS Open Payments shows $7,632 in general payments to Dr. Gaillard from 25 companies from 2017 to 2025. The largest total came from Stryker Corporation.
How long has Dr. William Foster Gaillard Jr. been practicing?
Dr. Gaillard graduated from medical school in 2013, 13 years ago.
Does Dr. William Foster Gaillard Jr. do research?
Dmand AI links 5 publications to Dr. Gaillard, published from 2010 to 2023.
Who does Dr. William Foster Gaillard Jr. publish with?
Dr. Gaillard's most frequent co-authors are Adam Beck, MD (3 shared papers), Emily Spangler (2 shared papers) and Layla Alizadeh, MD (1 shared paper).
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