William D. Gaillard
- Publications
- 318
- Hospital affiliations
- 2
- Industry payments
- $2,989
- Medical groups
- 2
- Insurance carriers
- 16
- Practice address
- 111 Michigan Ave, NW, Washington, DC 20010
- Practice phone
- Call (202) 476-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find William 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.
William D. Gaillard is a psychiatrist in Washington, District of Columbia
William Gaillard practices at Children's National Hospital in Washington, District of Columbia, part of Children's National Hospital.
William Gaillard's NPI, 1295754869, was assigned on July 18, 2006. William Gaillard graduated from Yale School of Medicine in 1985. William Gaillard holds Virginia license 0101053185.
- NPI
- 1295754869NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335144989
- NPI enumeration date
- July 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 476-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William D. Gaillard practices at Children's National Hospital in Washington, District of Columbia
William Gaillard's primary practice is Children's National Hospital, at 111 Michigan Ave, NW, Washington, DC 20010 in The District County. The practice phone is (202) 476-5000.
- Children's National Hospital111 Michigan Ave, NW, Washington, DC 20010 · The District CountyPhone(202) 476-5000
Source: Dmand AI Affiliation Data
William D. Gaillard is affiliated with 3 sites of care and 2 medical groups
William Gaillard's primary practice is Children's National Hospital in Washington, District of Columbia, part of Children's National Hospital. William Gaillard is also affiliated with MedStar Georgetown University Hospital. The medical group on file is Inova Urgent Care Center. Dmand AI also links William Gaillard to 1 more dialysis center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William D. Gaillard's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Gaillard practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Children's National Hospital | Available with a free account |
| +2 more sites and 1 medical group | 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 Children's National Hospital and 6.2K+ hospitals, with verified contacts in the same login.
William D. Gaillard is one of 220 psychiatrists in District of Columbia
Psychiatry is William Gaillard's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. William Gaillard is board certified in epilepsy by the American Board of Psychiatry and Neurology. Dmand AI has William Gaillard's licenses on file in 4 states: Virginia, District of Columbia, Maryland and Pennsylvania.
Specialties and state licenses
- Psychiatry, VirginiaPrimary
- Pediatric neurodevelopmental disabilities, District of Columbia
- Maryland license
- Pennsylvania license
Psychiatrists near William Gaillard
Counts of psychiatrists 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 D. Gaillard's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts William Gaillard's median patient age at 13, with 43% women.
William 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 13
Patient panel by sex, all payers
- Women43%
- Men54%
Source: Dmand AI Patient Panel Data
How William D. Gaillard takes part in Medicare
William Gaillard 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)
William D. Gaillard has 318 publications on record
Dmand AI links 318 papers to William Gaillard, published from 2005 to 2025. 2018 was the busiest year, with 22. The most frequent topics are Magnetic Resonance Imaging, Epilepsy and Brain. William Gaillard has published most often in Epilepsia. William Gaillard's most frequent co-authors are Chima Obioma Oluigbo, MD, Tobias Loddenkemper, MD and Kevin E. Chapman, MD.
William Gaillard's papers by year, 2016 to 2025
Topics William Gaillard writes about most
- Magnetic Resonance Imaging
- Epilepsy
- Brain
- Brain Mapping
- Seizures
- Electroencephalography
- Anticonvulsants
- Language
William Gaillard's most frequent co-authors
- Chima Obioma Oluigbo, MD45 shared papers
- Tobias Loddenkemper, MD36 shared papers
- Kevin E. Chapman, MD25 shared papers
Recent publications by William Gaillard
See who William Gaillard researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who William Gaillard works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
William D. Gaillard received $2,989 in industry payments from 2022 to 2025
CMS Open Payments shows 6 general payments to William Gaillard from 3 drug and device companies from 2022 to 2025. Consulting fees make up the largest share, 80% of the total. BTG International, Inc. paid the most, $2,400.
General payments to William Gaillard by program year, 2022 to 2025
General payments to William Gaillard by kind, 2022 to 2025
- Consulting fees$2,40080%
- Food and beverage$58920%
Companies that paid William Gaillard the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
William D. Gaillard has 1 award and honors on record
Dmand AI lists 1 award for William Gaillard.
Awards and honors for William Gaillard
- Undated
- Super Doc
Source: Dmand AI Professional Profile Data
William D. Gaillard graduated from Yale School of Medicine
William Gaillard graduated from Yale School of Medicine in 1985.
- Medical school
- Board certified in epilepsy
- Board certified in neurology with special qualification in child neurology
Source: Dmand AI Professional Profile Data
William D. Gaillard accepts plans from 16 insurance carriers
William Gaillard is in network with 16 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- CareFirst BlueCross BlueShield
- Molina
- Aspirus Health Plan
- HCSC
- +8 more carriersWith a free account
Plan types William Gaillard accepts, by number of carriers
- HMO9
- PPO8
- Medicare6
- POS5
- EPO4
- Medicaid3
Source: Dmand AI Insurance Network Data
Sources for William D. Gaillard'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 William D. Gaillard
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 D. Gaillard's NPI number?
William D. Gaillard's NPI number is 1295754869. It was assigned on July 18, 2006, and it is active in the NPI Registry.
What does William D. Gaillard specialize in?
William D. Gaillard is a psychiatrist in Washington, District of Columbia. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does William D. Gaillard practice?
William Gaillard practices at 111 Michigan Ave, NW, Washington, DC 20010. William Gaillard's primary practice is Children's National Hospital in Washington, District of Columbia, part of Children's National Hospital. Dmand AI also links William Gaillard to 1 dialysis center and 1 medical group.
What is William D. Gaillard's office phone number?
The practice phone on file for William Gaillard is (202) 476-5000.
What is William D. Gaillard's medical license number?
William Gaillard holds Virginia license 0101053185, one of the licenses on file in 4 states.
Which states has William D. Gaillard been licensed in?
Dmand AI has state licenses on file for William Gaillard in Virginia (1995 to 2026), District of Columbia (1992 to 2026), Maryland (1987 to 2026) and Pennsylvania (1986 to 1988).
Which hospitals is William D. Gaillard affiliated with?
William Gaillard practices at Children's National Hospital in Washington, District of Columbia. William Gaillard is also affiliated with MedStar Georgetown University Hospital.
What medical group is William D. Gaillard part of?
William Gaillard is linked to Inova Urgent Care Center. Dmand AI links William Gaillard to 1 more medical group.
Does William D. Gaillard accept Medicare?
Yes. CMS lists William Gaillard as accepting Medicare assignment.
Is William D. Gaillard board certified?
Yes. William Gaillard is board certified in epilepsy by the American Board of Psychiatry and Neurology.
Show 6 more questionsShow fewer questions
Where did William D. Gaillard go to medical school?
William Gaillard graduated from Yale School of Medicine in 1985.
Has William D. Gaillard received payments from drug or device companies?
CMS Open Payments shows $2,989 in general payments to William Gaillard from 3 companies from 2022 to 2025. The largest total came from BTG International, Inc.
How long has William D. Gaillard been practicing?
William Gaillard graduated from medical school in 1985, 41 years ago.
Does William D. Gaillard do research?
Dmand AI links 318 publications to William Gaillard, published from 2005 to 2025.
Who does William D. Gaillard publish with?
William Gaillard's most frequent co-authors are Chima Obioma Oluigbo, MD (45 shared papers), Tobias Loddenkemper, MD (36 shared papers) and Kevin E. Chapman, MD (25 shared papers).
What insurance does William D. Gaillard accept?
William Gaillard is in network with 16 carriers, including Aetna, Elevance and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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