Dr. Victoria Freese Gillis, MD
- Medicare services, 2024
- 15
- Medicare patients, 2024
- 22
- Part D claims, 2024
- 205
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 9965 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
Find Dr. Gillis' professional email, personal email and mobile number
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Dr. Victoria Freese Gillis is an emergency medicine physician in Fontana, California
Dr. Gillis practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Gillis' NPI, 1992948855, was assigned on April 8, 2009. Dr. Gillis graduated from UC Irvine School of Medicine in 2009. Dr. Gillis holds California license A113165.
- NPI
- 1992948855NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799932497
- NPI enumeration date
- April 8, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Victoria Freese Gillis practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Dr. Gillis' primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center9965 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Victoria Freese Gillis is affiliated with 2 sites of care and 1 medical group
Dr. Gillis' primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dr. Gillis is also affiliated with Fontana Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Victoria Freese Gillis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gillis practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Victoria Freese Gillis is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Gillis' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Gillis is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Gillis is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Gillis
Counts of emergency medicine physicians 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. Victoria Freese Gillis billed Medicare for 15 services in 2024
CMS data shows 15 Medicare services from Dr. Gillis across 1 procedure code in 2024, for 22 Medicare patients. Medicare paid $1,333 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gillis compared with the California median for emergency medicine physicians, 2024
- Dr. Gillis
- California median
- Medicare services
- 15vs 26594% below
- Medicare patients
- 22vs 24391% below
- Part D claims
- 75vs 6221% above
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Gillis' 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gillis and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Victoria Freese Gillis treated 22 Medicare patients in 2024, average age 62
CMS counts 22 Medicare patients who saw Dr. Gillis in 2024. 73% of them have high blood pressure, and 55% have diabetes. Their average risk score is 2.96, 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. Gillis' median patient age at 44, with 57% women.
Chronic conditions among Dr. Gillis' Medicare patients, 2024
- High blood pressure73%
- Diabetes55%
- High cholesterol55%
- Chronic kidney disease50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gillis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Victoria Freese Gillis wrote 205 Medicare Part D claims in 2024
In 2024, Dr. Gillis wrote 205 Medicare Part D claims for 131 patients. 94% of them were for generic drugs. CMS names the drug for 75 of them, across 5 drugs with 11 or more claims each, at $614 in total drug cost.
Dr. Gillis' Part D claims by kind of drug, 2024
- Generic192 claims94%
- Brand-name13 claims6%
Dr. Gillis' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Gillis' Part D claims, 2024
- Opioids13%27 of 205 claims
- Antibiotics36%74 of 205 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Victoria Freese Gillis takes part in Medicare
Dr. Gillis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Victoria Freese Gillis graduated from UC Irvine School of Medicine
Dr. Gillis graduated from UC Irvine School of Medicine in 2009.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Victoria Freese Gillis accepts plans from 1 insurance carrier
Dr. Gillis is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Gillis accepts, by number of carriers
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Victoria Freese Gillis'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Victoria Freese Gillis
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. Victoria Freese Gillis' NPI number?
Dr. Victoria Freese Gillis' NPI number is 1992948855. It was assigned on April 8, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Victoria Freese Gillis?
Dr. Victoria Freese Gillis is an emergency medicine physician in Fontana, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Victoria Freese Gillis practice?
Dr. Gillis practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Gillis' primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California.
What is Dr. Victoria Freese Gillis' office phone number?
The practice phone on file for Dr. Gillis is (909) 427-5000.
What is Dr. Victoria Freese Gillis' medical license number?
Dr. Gillis holds California license A113165.
Which hospitals is Dr. Victoria Freese Gillis affiliated with?
Dr. Gillis is affiliated with Fontana Medical Center.
What medical group is Dr. Victoria Freese Gillis part of?
Dr. Gillis is linked to Southern California Permanente Medical Group.
Does Dr. Victoria Freese Gillis accept Medicare?
Yes. CMS data shows Dr. Gillis billed Medicare for 15 services in 2024, and Dr. Gillis accepts Medicare assignment.
How many Medicare patients does Dr. Victoria Freese Gillis see?
CMS counts 22 Medicare patients who saw Dr. Gillis in 2024, with an average age of 62.
Is Dr. Victoria Freese Gillis board certified?
Yes. Dr. Gillis is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Victoria Freese Gillis bill to Medicare?
In 2024, Dr. Gillis' most billed Medicare services were emergency department visit (99284).
Where did Dr. Victoria Freese Gillis go to medical school?
Dr. Gillis graduated from UC Irvine School of Medicine in 2009.
What drugs does Dr. Victoria Freese Gillis prescribe most?
In 2024 Medicare Part D data, Dr. Gillis' most prescribed drugs by claims were Hydrocodone-Acetaminophen, Doxycycline Monohydrate and Cephalexin.
How long has Dr. Victoria Freese Gillis been practicing?
Dr. Gillis graduated from medical school in 2009, 17 years ago.
What insurance does Dr. Victoria Freese Gillis accept?
Dr. Gillis is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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