J Clin Oncol
Antineoplastic Combined Chemotherapy ProtocolsOvarian Neoplasms
Dr. John C. Chan, MD
NPI1508859398
- Publications
- 1
- Industry payments
- $821
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 1441 Florida Ave, Modesto, CA 95350-4405
- Practice phone
- Call (209) 576-3514
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Chan'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 C. Chan is an anesthesiologist in Modesto, California
Dr. Chan practices in Modesto, California.
Dr. Chan's NPI, 1508859398, was assigned on August 26, 2005. Dr. Chan graduated from Keck School of Medicine of USC in 1977. Dr. Chan holds California license G38491.
NPI and contact details
- NPI
- 1508859398NPI Registry (opens in a new tab)
- NPI enumeration date
- August 26, 2005
- NPI status
- Active
- Practice phone
- (209) 576-3514
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. John C. Chan's practice address is in Modesto, California
Dr. Chan's practice address in the NPI Registry is 1441 Florida Ave, Modesto, CA 95350-4405. The practice phone is (209) 576-3514.
- NPI Registry address1441 Florida Ave, Modesto, CA 95350-4405Phone(209) 576-3514
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John C. Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Chan's practice | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Chan practices
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 C. Chan is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Chan's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Chan is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Chan
Counts of anesthesiologists 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 C. Chan's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Chan's median patient age at 63, with 73% women.
Dr. Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women73%
- Men20%
Source: Dmand AI Patient Panel Data
Dr. John C. Chan has 1 publication on record
Dmand AI links 1 paper to Dr. Chan in 2016. Dr. Chan's most frequent co-authors are John Kok-Sen Chan, MD and Bradley J. Monk, MD.
Papers1
Dr. Chan's most frequent co-authors
Recent publications by Dr. Chan
See who Dr. Chan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chan works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John C. Chan received $821 in industry payments from 2021 to 2025
CMS Open Payments shows 10 general payments to Dr. Chan from 6 drug and device companies from 2021 to 2025. Travel and lodging make up the largest share, 58% of the total. Abbott Laboratories paid the most, $476. It also lists 1 research payment totaling $16 in 2021.
General payments to Dr. Chan by program year, 2021 to 2025
General payments to Dr. Chan by kind, 2021 to 2025
$821in total
- Travel and lodging$47658%
- Food and beverage$34542%
Companies that paid Dr. Chan the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John C. Chan graduated from Keck School of Medicine of USC
Dr. Chan graduated from Keck School of Medicine of USC in 1977.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John C. Chan'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 Practice Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. John C. Chan
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 C. Chan's NPI number?
Dr. John C. Chan's NPI number is 1508859398. It was assigned on August 26, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John C. Chan?
Dr. John C. Chan is an anesthesiologist in Modesto, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. John C. Chan practice?
Dr. Chan practices at 1441 Florida Ave, Modesto, CA 95350-4405.
What is Dr. John C. Chan's office phone number?
The practice phone on file for Dr. Chan is (209) 576-3514.
What is Dr. John C. Chan's medical license number?
Dr. Chan holds California license G38491.
Where did Dr. John C. Chan go to medical school?
Dr. Chan graduated from Keck School of Medicine of USC in 1977.
Has Dr. John C. Chan received payments from drug or device companies?
CMS Open Payments shows $821 in general payments to Dr. Chan from 6 companies from 2021 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. John C. Chan been practicing?
Dr. Chan graduated from medical school in 1977, 49 years ago.
Does Dr. John C. Chan do research?
Dmand AI links 1 publication to Dr. Chan.
Who does Dr. John C. Chan publish with?
Dr. Chan's most frequent co-authors are John Kok-Sen Chan, MD (1 shared paper) and Bradley J. Monk, MD (1 shared paper).
Selling to anesthesiology practices?
See anesthesiologists 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