Dr. Jen C. Sun, MD
- Medicare services, 2024
- 35
- Medicare patients, 2024
- 98
- MIPS score, 2024
- 74
- Hospital affiliations
- 1
- Industry payments
- $427
- Practice address
- 300 Hillmont Avenue, Ventura, CA 93003
- Practice phone
- Call (805) 652-6075
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sun'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. Jen C. Sun is an anesthesiologist in Ventura, California
Dr. Sun practices at Ventura County Medical Center in Ventura, California, part of Ventura County Health Care Agency.
Dr. Sun's NPI, 1467676049, was assigned on April 13, 2007. Dr. Sun graduated from Meharry Medical College School of Medicine in 1998. Dr. Sun holds California license A82642.
- NPI
- 1467676049NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981689619
- NPI enumeration date
- April 13, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (805) 652-6075
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jen C. Sun practices at Ventura County Medical Center in Ventura, California
Dr. Sun's primary practice is Ventura County Medical Center, at 300 Hillmont Avenue, Ventura, CA 93003 in Ventura County. The practice phone is (805) 652-6075.
- Ventura County Medical Center300 Hillmont Avenue, Ventura, CA 93003 · Ventura CountyPhone(805) 652-6075
Source: Dmand AI Affiliation Data
Dr. Jen C. Sun is affiliated with 2 sites of care and 2 medical groups
Dr. Sun's primary practice is Ventura County Medical Center in Ventura, California, part of Ventura County Health Care Agency. The medical group on file is Ventura County Anesthesia Medical Group. Dmand AI also links Dr. Sun to 1 more therapy and rehab clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jen C. Sun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sun practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ventura County Medical Center | Available with a free account |
| +1 more site and 1 medical group | 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 Ventura County Health Care Agency and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jen C. Sun is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Sun's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Sun's licenses on file in 15 states: California, Arizona, Georgia, Illinois, Indiana, Massachusetts, Michigan, Montana, Nevada, New York, Oregon, Pennsylvania, Washington, Wisconsin and West Virginia.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- Arizona license
- Georgia license
- Illinois license
- Indiana license
- Massachusetts license
- Michigan license
- Montana license
- Nevada license
- New York license
- Oregon license
- Pennsylvania license
- Washington license
- Wisconsin license
- West Virginia license
Anesthesiologists near Dr. Sun
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. Jen C. Sun billed Medicare for 35 services in 2024
CMS data shows 35 Medicare services from Dr. Sun across 2 procedure codes in 2024, for 98 Medicare patients. Medicare paid $2,191 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Sun's Medicare services by type, 2020 to 2024
- 2020
- 2024
- Office and hospital visits
- 2020: 02024: 19
- Anesthesia
- 2020: 02024: 16
- Surgery
- 2020: 122024: 0100%
Dr. Sun compared with the California median for anesthesiologists, 2024
- Dr. Sun
- California median
- Medicare services
- 35vs 7251% below
- Medicare patients
- 98vs 14331% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Sun's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jen C. Sun treated 98 Medicare patients in 2024, average age 67
CMS counts 98 Medicare patients who saw Dr. Sun in 2024. The largest group is 65 to 74, with 53 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 80% are also on Medicaid. Their average risk score is 1.57, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Sun's median patient age at 43, with 67% women.
Dr. Sun's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Sun's Medicare patients by sex, 2024
- Women5152%
- Men4748%
Chronic conditions among Dr. Sun's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis55%
- Diabetes47%
- Mood disorders34%
- Anxiety33%
- Depression29%
- COPD20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jen C. Sun scored 74 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 74 out of 100 for Dr. Sun for performance year 2024, reported as part of a group. Dr. Sun accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sun as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Sun's MIPS scores, performance year 2024
- 74of 100Final score
- 35.5of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Jen C. Sun received $427 in industry payments from 2016 to 2019
CMS Open Payments shows 5 general payments to Dr. Sun from 4 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 77% of the total. Merck Sharp & Dohme Corporation paid the most, $211.
General payments to Dr. Sun by program year, 2016 to 2019
General payments to Dr. Sun by kind, 2016 to 2019
- Food and beverage$32777%
- Consulting fees$10023%
Companies that paid Dr. Sun the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jen C. Sun graduated from Meharry Medical College School of Medicine
Dr. Sun graduated from Meharry Medical College School of Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jen C. Sun'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. Jen C. Sun
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. Jen C. Sun's NPI number?
Dr. Jen C. Sun's NPI number is 1467676049. It was assigned on April 13, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Jen C. Sun?
Dr. Jen C. Sun is an anesthesiologist in Ventura, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Jen C. Sun practice?
Dr. Sun practices at 300 Hillmont Avenue, Ventura, CA 93003. Dr. Sun's primary practice is Ventura County Medical Center in Ventura, California, part of Ventura County Health Care Agency. Dmand AI also links Dr. Sun to 1 therapy and rehab clinic and 1 medical group.
What is Dr. Jen C. Sun's office phone number?
The practice phone on file for Dr. Sun is (805) 652-6075.
What is Dr. Jen C. Sun's medical license number?
Dr. Sun holds California license A82642, one of the licenses on file in 15 states.
Which states has Dr. Jen C. Sun been licensed in?
Dmand AI has state licenses on file for Dr. Sun in California, Arizona, Georgia, Illinois, Indiana, Massachusetts, Michigan, Montana, Nevada, New York, Oregon, Pennsylvania, Washington, Wisconsin and West Virginia.
Which hospitals is Dr. Jen C. Sun affiliated with?
Dr. Sun practices at Ventura County Medical Center in Ventura, California.
What medical group is Dr. Jen C. Sun part of?
Dr. Sun is linked to Ventura County Anesthesia Medical Group. Dmand AI links Dr. Sun to 1 more medical group.
Does Dr. Jen C. Sun accept Medicare?
Yes. CMS data shows Dr. Sun billed Medicare for 35 services in 2024, and Dr. Sun accepts Medicare assignment.
Does Dr. Jen C. Sun offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Sun as offering telehealth services.
Show 6 more questionsShow fewer questions
What is Dr. Jen C. Sun's MIPS score?
Dr. Sun's MIPS final score for performance year 2024 is 74 out of 100, reported as part of a group.
How many Medicare patients does Dr. Jen C. Sun see?
CMS counts 98 Medicare patients who saw Dr. Sun in 2024, with an average age of 67.
What services does Dr. Jen C. Sun bill to Medicare?
In 2024, Dr. Sun's most billed Medicare services were office visit, new patient (99202) and anesthesia (00811).
Where did Dr. Jen C. Sun go to medical school?
Dr. Sun graduated from Meharry Medical College School of Medicine in 1998.
Has Dr. Jen C. Sun received payments from drug or device companies?
CMS Open Payments shows $427 in general payments to Dr. Sun from 4 companies from 2016 to 2019. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Jen C. Sun been practicing?
Dr. Sun graduated from medical school in 1998, 28 years ago.
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