John N. Yi
- Hospital affiliations
- 1
- Industry payments
- $58
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 3600 Joseph Siewick Drive, Fairfax, VA 22033
- Practice phone
- Call (703) 391-4170
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find John Yi'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.
John N. Yi is an anesthesiologist in Fairfax, Virginia
John Yi practices at Inova Fair Oaks Hospital in Fairfax, Virginia, part of Inova Health Care Services.
John Yi's NPI, 1114546082, was assigned on April 10, 2020. John Yi holds Massachusetts license 1018715.
- NPI
- 1114546082NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830633163
- NPI enumeration date
- April 10, 2020
- NPI status
- Active
- Practice phone
- (703) 391-4170
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
John N. Yi practices at Inova Fair Oaks Hospital in Fairfax, Virginia
John Yi's primary practice is Inova Fair Oaks Hospital, at 3600 Joseph Siewick Drive, Fairfax, VA 22033 in Fairfax County. The practice phone is (703) 391-4170.
- Inova Fair Oaks Hospital3600 Joseph Siewick Drive, Fairfax, VA 22033 · Fairfax CountyPhone(703) 391-4170
Source: Dmand AI Affiliation Data
John N. Yi is affiliated with 1 site of care and 3 medical groups
John Yi's primary practice is Inova Fair Oaks Hospital in Fairfax, Virginia, part of Inova Health Care Services. The medical group on file is Mid-Atlantic Permanente Medical Group. Dmand AI also links John Yi to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John N. Yi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Yi practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Inova Fair Oaks Hospital | Available with a free account |
| +2 medical groups | 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 Inova Health Care Services and 6.2K+ hospitals, with verified contacts in the same login.
John N. Yi is one of 1,215 anesthesiologists in Virginia
Anesthesiology is John Yi's primary specialty in the NPI Registry, under taxonomy code 207L00000X. John Yi is licensed in Massachusetts.
Specialties and state licenses
- Anesthesiology, MassachusettsPrimary
Anesthesiologists near John Yi
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
John N. Yi's patients have a median age of 35
Across all payers, Dmand AI patient panel data puts John Yi's median patient age at 35, with 81% women.
John Yi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women81%
- Men18%
Source: Dmand AI Patient Panel Data
John N. Yi received $58 in industry payments in 2025
CMS Open Payments shows 1 general payment to John Yi from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $58.
Companies that paid John Yi the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for John N. Yi'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 John N. Yi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John N. Yi's NPI number?
John N. Yi's NPI number is 1114546082. It was assigned on April 10, 2020, and it is active in the NPI Registry.
What does John N. Yi specialize in?
John N. Yi is an anesthesiologist in Fairfax, Virginia. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does John N. Yi practice?
John Yi practices at 3600 Joseph Siewick Drive, Fairfax, VA 22033. John Yi's primary practice is Inova Fair Oaks Hospital in Fairfax, Virginia, part of Inova Health Care Services. Dmand AI also links John Yi to 2 medical groups.
What is John N. Yi's office phone number?
The practice phone on file for John Yi is (703) 391-4170.
What is John N. Yi's medical license number?
John Yi holds Massachusetts license 1018715.
Which hospitals is John N. Yi affiliated with?
John Yi practices at Inova Fair Oaks Hospital in Fairfax, Virginia.
What medical group is John N. Yi part of?
John Yi is linked to Mid-Atlantic Permanente Medical Group. Dmand AI links John Yi to 2 more medical groups.
Has John N. Yi received payments from drug or device companies?
CMS Open Payments shows $58 in general payments to John Yi from 1 company from 2025 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has John N. Yi been practicing?
John Yi graduated from medical school in 2020, 6 years ago.
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