ColectomyColonDysentery, Amebic
Dr. John Holbert Ellyson, MD
NPI1336115922
- Publications
- 6
- Industry payments
- $147
- State licenses
- 4
- Year NPI issued
- 2006
- Practice address
- 340 Lowe St, Jackson, CA 95642-2544
- Practice phone
- Call (209) 223-2474
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Ellyson'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 Holbert Ellyson is a general surgeon in Jackson, California
Dr. Ellyson practices in Jackson, California.
Dr. Ellyson's NPI, 1336115922, was assigned on February 24, 2006. Dr. Ellyson graduated from West Virginia University School Of Medicine in 1966. Dr. Ellyson's California license number on file is G15379.
NPI and contact details
- NPI
- 1336115922NPI Registry (opens in a new tab)
- NPI enumeration date
- February 24, 2006
- NPI status
- Active
- Practice phone
- (209) 223-2474
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 1966
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. John Holbert Ellyson's practice address is in Jackson, California
Dr. Ellyson's practice address in the NPI Registry is 340 Lowe St, Jackson, CA 95642-2544. The practice phone is (209) 223-2474.
- NPI Registry address340 Lowe St, Jackson, CA 95642-2544Phone(209) 223-2474
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John Holbert Ellyson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ellyson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Ellyson'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. Ellyson 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 Holbert Ellyson is one of 2,926 general surgeons in California
Surgery is Dr. Ellyson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Ellyson's licenses on file in 4 states: California, Oregon, Washington and North Dakota.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Oregon license
- Washington license
- North Dakota license
General surgeons near Dr. Ellyson
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
2,926general surgeons in California
3general surgeons in Jackson
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. John Holbert Ellyson has 6 publications on record
Dmand AI links 6 papers to Dr. Ellyson. The most frequent topics are Colon, Blood Coagulation Disorders and Postoperative Complications. Dr. Ellyson has published most often in Am J Surg.
Papers6
Topics Dr. Ellyson writes about most
- Colon
- Blood Coagulation Disorders
- Postoperative Complications
Recent publications by Dr. Ellyson
Arteriovenous MalformationsBlood Coagulation DisordersBlood Platelet Disorders
Blood Coagulation DisordersHemorrhageHemostatic Techniques
ColonColostomyMortality
Compartment SyndromesGravity SuitsIschemia
See who Dr. Ellyson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ellyson 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 Holbert Ellyson received $147 in industry payments from 2016 to 2017
CMS Open Payments shows 2 general payments to Dr. Ellyson from 2 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Depomed, Inc. paid the most, $76.
General payments to Dr. Ellyson by program year, 2016 to 2017
Companies that paid Dr. Ellyson the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Holbert Ellyson has 1 award and honors on record
Dmand AI lists 1 award for Dr. Ellyson.
Awards and honors for Dr. Ellyson
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. John Holbert Ellyson graduated from West Virginia University School Of Medicine
Dr. Ellyson graduated from West Virginia University School Of Medicine in 1966. Dr. Ellyson is a member of ACS.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Holbert Ellyson'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 |
| 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 |
| 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 Holbert Ellyson
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 Holbert Ellyson's NPI number?
Dr. John Holbert Ellyson's NPI number is 1336115922. It was assigned on February 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Holbert Ellyson?
Dr. John Holbert Ellyson is a general surgeon in Jackson, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. John Holbert Ellyson practice?
Dr. Ellyson practices at 340 Lowe St, Jackson, CA 95642-2544.
What is Dr. John Holbert Ellyson's office phone number?
The practice phone on file for Dr. Ellyson is (209) 223-2474. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. John Holbert Ellyson's email address?
Dmand AI checks professional and personal email addresses for Dr. Ellyson through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. John Holbert Ellyson's medical license number?
Dr. Ellyson's California license number on file is G15379, one of the licenses on file in 4 states.
Which states has Dr. John Holbert Ellyson been licensed in?
Dmand AI has state licenses on file for Dr. Ellyson in California (1968 to 2021), Oregon (2003 to 2019), Washington (1999 to 2015) and North Dakota (2001 to 2013).
Where did Dr. John Holbert Ellyson go to medical school?
Dr. Ellyson graduated from West Virginia University School Of Medicine in 1966.
Has Dr. John Holbert Ellyson received payments from drug or device companies?
CMS Open Payments shows $147 in general payments to Dr. Ellyson from 2 companies from 2016 to 2017. The largest total came from Depomed, Inc.
How long has Dr. John Holbert Ellyson been practicing?
Dr. Ellyson graduated from medical school in 1966, 60 years ago.
Does Dr. John Holbert Ellyson do research?
Dmand AI links 6 publications to Dr. Ellyson.
What EHR does Dr. John Holbert Ellyson's practice use?
Dmand AI tracks the EHR system at Dr. Ellyson's practice. The vendor and product are available with a free Dmand AI account.
Selling to surgery practices?
See general surgeons 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