Dr. Julie Lynn Williamson, DO

  • Palo Alto, CA
  • Pediatric anesthesiology physician
NPI1194862532PAC ID4789759424
Publications
6
Hospital affiliations
1
Medical groups
2
Insurance carriers
3
State licenses
3
Practice address
725 Welch Road, Palo Alto, CA 94304
Practice phone
Call (650) 497-8000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Lucile Packard Children's Hospital Stanford

Hospital · Palo Alto, California

See all 3 affiliations

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.

View contacts for free

Dr. Julie Lynn Williamson is a pediatric anesthesiology physician in Palo Alto, California

Dr. Williamson practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University.

Dr. Williamson's NPI, 1194862532, was assigned on February 1, 2007. Dr. Williamson graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2000. Dr. Williamson holds California license 20A18815.

NPI and contact details
Medicare PAC ID
4789759424
NPI enumeration date
February 1, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(650) 497-8000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
52
Medical school graduation
2000

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Julie Lynn Williamson practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California

Dr. Williamson's primary practice is Lucile Packard Children's Hospital Stanford, at 725 Welch Road, Palo Alto, CA 94304 in Santa Clara County. The practice phone is (650) 497-8000.

Source: Dmand AI Affiliation Data

Dr. Julie Lynn Williamson is affiliated with 1 site of care and 2 medical groups

Dr. Williamson's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Williamson to 1 more medical group, named with a free account. Dr. Williamson's employer is on file too: a hospital.

See all 3 affiliations for Dr. Williamson

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Julie Lynn 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.

EHR by site
SiteEHR vendor and product
Lucile Packard Children's Hospital StanfordAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Williamson practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Stanford University and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Julie Lynn Williamson is one of 222 pediatric anesthesiology physicians in California

Pediatric anesthesiology is Dr. Williamson's primary specialty in the NPI Registry, under taxonomy code 207LP3000X. Dr. Williamson is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Williamson's licenses on file in 3 states: California, Georgia and Maryland.

Specialties and state licenses

  • Pediatric anesthesiology, CaliforniaPrimaryLicense 20A18815 · 2021 to 2026 · taxonomy 207LP3000X
  • Georgia license2014 to 2025
  • Maryland license2007 to 2009

Pediatric anesthesiology physicians near Dr. Williamson

Counts of pediatric anesthesiology physicians 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. Julie Lynn Williamson's patients have a median age of 11

Across all payers, Dmand AI patient panel data puts Dr. Williamson's median patient age at 11, with 47% women.

Dr. Williamson's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 11

Patient panel by sex, all payers

  • Women47%
  • Men52%

Source: Dmand AI Patient Panel Data

How Dr. Julie Lynn Williamson takes part in Medicare

Dr. Williamson 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)

Dr. Julie Lynn Williamson has 6 publications on record

Dmand AI links 6 papers to Dr. Williamson, published from 2012 to 2022. Dr. Williamson's most frequent co-authors are Matthew L. Paden, MD, Sona Shah Arora, MD and Kevin Gottlieb Couloures, DO.

Papers6
Years published2012 to 2022

Dr. Williamson's papers by year, 2012 to 2022

Dr. Williamson's most frequent co-authors

Recent publications by Dr. Williamson

See all 6 publications and co-authors

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 pediatric anesthesiology physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Julie Lynn Williamson graduated from Chicago College of Osteopathic Medicine at Midwestern University

Dr. Williamson graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2000. Dr. Williamson is a member of SCCM and Society For Academic Anesthesiology.

  1. Medical schoolChicago College of Osteopathic Medicine at Midwestern University
  2. Board certified in anesthesiologyAmerican Board of Anesthesiology
  3. Board certified in pediatric anesthesiologyAmerican Board of Anesthesiology
  4. Board certified in pediatric critical care medicineAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Julie Lynn Williamson accepts plans from 3 insurance carriers

Dr. Williamson is in network with 3 carriers, including AK State Medicaid, GA State Medicaid and NV State Medicaid. Medicaid plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • AK State Medicaid
  • GA State Medicaid
  • NV State Medicaid

Source: Dmand AI Insurance Network Data

Sources for Dr. Julie Lynn Williamson's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Julie Lynn 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. Julie Lynn Williamson's NPI number?

Dr. Julie Lynn Williamson's NPI number is 1194862532. It was assigned on February 1, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Julie Lynn Williamson?

Dr. Julie Lynn Williamson is a pediatric anesthesiology physician in Palo Alto, California. The primary specialty in the NPI Registry is Pediatric Anesthesiology Physician (taxonomy code 207LP3000X).

Where does Dr. Julie Lynn Williamson practice?

Dr. Williamson practices at 725 Welch Road, Palo Alto, CA 94304. Dr. Williamson's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. Dmand AI also links Dr. Williamson to 1 medical group.

What is Dr. Julie Lynn Williamson's office phone number?

The practice phone on file for Dr. Williamson is (650) 497-8000.

What is Dr. Julie Lynn Williamson's medical license number?

Dr. Williamson holds California license 20A18815, one of the licenses on file in 3 states.

Which states has Dr. Julie Lynn Williamson been licensed in?

Dmand AI has state licenses on file for Dr. Williamson in California (2021 to 2026), Georgia (2014 to 2025) and Maryland (2007 to 2009).

Which hospitals is Dr. Julie Lynn Williamson affiliated with?

Dr. Williamson practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California.

What medical group is Dr. Julie Lynn Williamson part of?

Dr. Williamson is linked to Stanford Health Care. Dmand AI links Dr. Williamson to 1 more medical group.

Does Dr. Julie Lynn Williamson accept Medicare?

Yes. CMS lists Dr. Williamson as accepting Medicare assignment.

Is Dr. Julie Lynn Williamson board certified?

Yes. Dr. Williamson is board certified in anesthesiology by the American Board of Anesthesiology.

Show 5 more questionsShow fewer questions

Where did Dr. Julie Lynn Williamson go to medical school?

Dr. Williamson graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2000.

How long has Dr. Julie Lynn Williamson been practicing?

Dr. Williamson graduated from medical school in 2000, 26 years ago.

Does Dr. Julie Lynn Williamson do research?

Dmand AI links 6 publications to Dr. Williamson, published from 2012 to 2022.

Who does Dr. Julie Lynn Williamson publish with?

Dr. Williamson's most frequent co-authors are Matthew L. Paden, MD (2 shared papers), Sona Shah Arora, MD (1 shared paper) and Kevin Gottlieb Couloures, DO (1 shared paper).

What insurance does Dr. Julie Lynn Williamson accept?

Dr. Williamson is in network with 3 carriers, including AK State Medicaid, GA State Medicaid and NV State Medicaid. Medicaid plans come from the most carriers, 3. Check the plan with the practice before a visit.

Selling to pediatric anesthesiology practices?

See pediatric anesthesiology physicians in California 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

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)