Dr. John S. Halsey, MD
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 1400 E Kincaid St, Mount Vernon, WA 98274-4127
- Practice phone
- Call (360) 428-2500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Skagit Valley Medical Center
Multi-specialty group site · Mount Vernon, Washington
Find Dr. Halsey'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 S. Halsey is a gastroenterologist in Mount Vernon, Washington
Dr. Halsey practices at Skagit Valley Medical Center in Mount Vernon, Washington.
Dr. Halsey's NPI, 1417944463, was assigned on October 4, 2005. Dr. Halsey holds Washington license MD00013414.
- NPI
- 1417944463NPI Registry (opens in a new tab)
- NPI enumeration date
- October 4, 2005
- NPI status
- Active
- Practice phone
- (360) 428-2500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John S. Halsey practices at Skagit Valley Medical Center in Mount Vernon, Washington
Dr. Halsey's primary practice is Skagit Valley Medical Center, at 1400 E Kincaid St, Mount Vernon, WA 98274-4127. The practice phone is (360) 428-2500.
- Skagit Valley Medical Center1400 E Kincaid St, Mount Vernon, WA 98274-4127Phone(360) 428-2500
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John S. Halsey is affiliated with 2 sites of care and 2 medical groups
Dr. Halsey's primary practice is Skagit Valley Medical Center in Mount Vernon, Washington. Dmand AI also links Dr. Halsey to 2 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. John S. Halsey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Halsey practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Skagit Valley Medical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John S. Halsey is one of 434 gastroenterologists in Washington
Gastroenterology is Dr. Halsey's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Halsey is licensed in Washington.
Specialties and state licenses
- Gastroenterology, WashingtonPrimary
Gastroenterologists near Dr. Halsey
Counts of gastroenterologists 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
Sources for Dr. John S. Halsey'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (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 S. Halsey
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 S. Halsey's NPI number?
Dr. John S. Halsey's NPI number is 1417944463. It was assigned on October 4, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John S. Halsey?
Dr. John S. Halsey is a gastroenterologist in Mount Vernon, Washington. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. John S. Halsey practice?
Dr. Halsey practices at 1400 E Kincaid St, Mount Vernon, WA 98274-4127. Dr. Halsey's primary practice is Skagit Valley Medical Center in Mount Vernon, Washington. Dmand AI also links Dr. Halsey to 2 medical groups and 1 group practice or clinic.
What is Dr. John S. Halsey's office phone number?
The practice phone on file for Dr. Halsey is (360) 428-2500.
What is Dr. John S. Halsey's medical license number?
Dr. Halsey holds Washington license MD00013414.
How long has Dr. John S. Halsey been practicing?
Dr. Halsey's NPI was assigned in 2005.
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