Dr. John Williamson, MD
- Publications
- 91
- Clinical trials
- 1
- Industry payments
- $736
- State license
- 1
- Year NPI issued
- 2017
- Practice address
- AP
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Williamson'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. John Williamson is a general surgeon in Armed Forces Pacific
Dr. Williamson practices in Armed Forces Pacific.
Dr. Williamson's NPI, 1790206092, was assigned on June 28, 2017. Dr. Williamson holds Pennsylvania license MD467935.
- NPI
- 1790206092NPI Registry (opens in a new tab)
- NPI enumeration date
- June 28, 2017
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dmand AI tracks the EHR system at Dr. John Williamson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williamson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Williamson's practice | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John Williamson is one of 2 general surgeons in Armed Forces Pacific
Surgery is Dr. Williamson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Williamson is licensed in Pennsylvania.
Specialties and state licenses
- Surgery, PennsylvaniaPrimary
General surgeons near Dr. Williamson
Counts of general 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. John Williamson has 91 publications on record
Dmand AI links 91 papers to Dr. Williamson, published from 2010 to 2025. 2024 was the busiest year, with 8. The most frequent topics are Functional Laterality, Space Perception and Attention. Dr. Williamson has published most often in Cogn Behav Neurol. Dr. Williamson's most frequent co-authors are Adam M. Woods, MD, Ronald L. Cohen, MD and Adam D. Falchook, MD.
Dr. Williamson's papers by year, 2015 to 2025
Topics Dr. Williamson writes about most
- Functional Laterality
- Space Perception
- Attention
- Neuropsychological Tests
- Brain
- Psychomotor Performance
- Aging
- Magnetic Resonance Imaging
Dr. Williamson's most frequent co-authors
- Adam M. Woods, MD14 shared papers
- Ronald L. Cohen, MD9 shared papers
- Adam D. Falchook, MD7 shared papers
Recent publications by Dr. Williamson
See who Dr. Williamson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Williamson works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Williamson has worked on 1 clinical trial
Dmand AI links Dr. Williamson to 1 clinical trial. Conditions studied include Cognitive Dysfunction and Cognition Disorders.
Conditions in Dr. Williamson's trials
- Cognitive Dysfunction
- Cognition Disorders
Recent clinical trials with Dr. Williamson
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. John Williamson received $736 in industry payments from 2017 to 2025
CMS Open Payments shows 12 general payments to Dr. Williamson from 9 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 97% of the total. KCI USA, Inc. paid the most, $179.
General payments to Dr. Williamson by program year, 2017 to 2025
General payments to Dr. Williamson by kind, 2017 to 2025
- Food and beverage$71597%
- Education$213%
Companies that paid Dr. Williamson the most, 2017 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 Williamson'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 |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 Williamson
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. John Williamson's NPI number?
Dr. John Williamson's NPI number is 1790206092. It was assigned on June 28, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. John Williamson?
Dr. John Williamson is a general surgeon in Armed Forces Pacific. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
What is Dr. John Williamson's medical license number?
Dr. Williamson holds Pennsylvania license MD467935.
Has Dr. John Williamson received payments from drug or device companies?
CMS Open Payments shows $736 in general payments to Dr. Williamson from 9 companies from 2017 to 2025. The largest total came from KCI USA, Inc.
How long has Dr. John Williamson been practicing?
Dr. Williamson's NPI was assigned in 2017.
Does Dr. John Williamson do research?
Dmand AI links 91 publications to Dr. Williamson, published from 2010 to 2025. Dr. Williamson has worked on 1 clinical trial.
Who does Dr. John Williamson publish with?
Dr. Williamson's most frequent co-authors are Adam M. Woods, MD (14 shared papers), Ronald L. Cohen, MD (9 shared papers) and Adam D. Falchook, MD (7 shared papers).
Selling to surgery practices?
See general surgeons in Armed Forces Pacific by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card