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Fluid TherapyHeart FailureResuscitation
Dr. Julian Villar, MD
NPI1689963902PAC ID0840421970
- Medicare services, 2024
- 36
- Medicare patients, 2024
- 26
- Part D claims, 2019
- 39
- Publications
- 8
- Hospital affiliations
- 2
- Practice address
- 380 West MacArthur Boulevard, Oakland, CA 94609
- Practice phone
- Call (510) 251-0121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Addiction Medicine & Recovery Services at Oakland Medical Center
Outpatient Addiction Treatment · Oakland, California
Find Dr. Villar's professional email, personal email and mobile number
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Dr. Julian Villar is an emergency medicine physician in Oakland, California
Dr. Villar practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California.
Dr. Villar's NPI, 1689963902, was assigned on April 7, 2011. Dr. Villar graduated from Emory School of Medicine in 2011. Dr. Villar holds California license A124687.
NPI and contact details
- NPI
- 1689963902NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840421970
- NPI enumeration date
- April 7, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 251-0121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Julian Villar practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California
Dr. Villar's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center, at 380 West MacArthur Boulevard, Oakland, CA 94609. The practice phone is (510) 251-0121.
- Addiction Medicine & Recovery Services at Oakland Medical Center380 West MacArthur Boulevard, Oakland, CA 94609Phone(510) 251-0121
Source: Dmand AI Affiliation Data
Dr. Julian Villar is affiliated with 3 sites of care and 5 medical groups
Dr. Villar's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dr. Villar is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Villar to 1 more hospital and 4 medical groups, each named with a free account.
Addiction Medicine & Recovery Services at Oakland Medical CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Julian Villar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Villar practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Addiction Medicine & Recovery Services at Oakland Medical Center | Available with a free account |
| +2 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Julian Villar is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Villar's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Villar is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Villar is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Villar
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. Julian Villar billed Medicare for 36 services in 2024
CMS data shows 36 Medicare services from Dr. Villar across 1 procedure code in 2024, for 26 Medicare patients. Medicare paid $6,628 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202436
Medicare patients26
Paid by Medicare$6,628
Procedure codes1
Dr. Villar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 512024: 3629%
Dr. Villar compared with the California median for emergency medicine physicians, 2024
- Dr. Villar
- California median
- Medicare services
- 36vs 26586% below
- Medicare patients
- 26vs 24389% below
- Part D claims
- 39vs 6237% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Villar'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.
Need commercial claims for Dr. Villar?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Villar 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. Julian Villar treated 26 Medicare patients in 2024, average age 71
CMS counts 26 Medicare patients who saw Dr. Villar in 2024. The largest group is 65 to 74, with 12 patients. 75% of them have high blood pressure, and 73% have high cholesterol. Their average risk score is 1.90, 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. Villar's median patient age at 66, with 44% women.
Medicare patients, 202426
Average age71
Average risk score1.90
Dr. Villar's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Villar's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Heart failure62%
- Ischemic heart disease58%
- Chronic kidney disease54%
- Atrial fibrillation46%
- COPD46%
- Diabetes46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Villar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Julian Villar wrote 39 Medicare Part D claims in 2019
In 2019, Dr. Villar wrote 39 Medicare Part D claims. They cover 3 drugs, with $806 in total drug cost. In 2018, CMS named 44 claims across 3 drugs.
Part D claims, 201939
Drugs named by CMS3
Total drug cost$806
Dr. Villar's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 442019: 3911%
Drugs named by CMS: 3 in 2019, 3 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Julian Villar takes part in Medicare
Dr. Villar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Julian Villar has 8 publications on record
Dmand AI links 8 papers to Dr. Villar, published from 2014 to 2019. 2017 was the busiest year, with 3. The most frequent topics are California, Sepsis and Shock, Septic. Dr. Villar's most frequent co-authors are Gabriel Wardi, MD, Jeremy R. Beitler, MD and Peter F. Fedullo, MD.
Papers8
Years published2014 to 2019
Dr. Villar's papers by year, 2014 to 2019
Topics Dr. Villar writes about most
- California
- Sepsis
- Shock, Septic
- Emergency Service, Hospital
Dr. Villar's most frequent co-authors
- Gabriel Wardi, MD4 shared papers
- Jeremy R. Beitler, MD2 shared papers
- Peter F. Fedullo, MD2 shared papers
Recent publications by Dr. Villar
Am J Emerg Med
Anti-Bacterial AgentsCaliforniaDrug Therapy, Combination
Heart ArrestIntubation, IntratrachealNeuromuscular Depolarizing Agents
See who Dr. Villar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Villar works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Julian Villar graduated from Emory School of Medicine
Dr. Villar graduated from Emory School of Medicine in 2011.
- Medical school
- Board certified in emergency medicine
- Board certified in internal medicine-critical care medicine
Source: Dmand AI Professional Profile Data
Dr. Julian Villar accepts plans from 2 insurance carriers
Dr. Villar is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Villar accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Julian Villar'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Julian Villar
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. Julian Villar's NPI number?
Dr. Julian Villar's NPI number is 1689963902. It was assigned on April 7, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Julian Villar?
Dr. Julian Villar is an emergency medicine physician in Oakland, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Julian Villar practice?
Dr. Villar practices at 380 West MacArthur Boulevard, Oakland, CA 94609. Dr. Villar's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dmand AI also links Dr. Villar to 1 hospital and 4 medical groups.
What is Dr. Julian Villar's office phone number?
The practice phone on file for Dr. Villar is (510) 251-0121.
What is Dr. Julian Villar's medical license number?
Dr. Villar holds California license A124687.
Which hospitals is Dr. Julian Villar affiliated with?
Dr. Villar is affiliated with Oakland Medical Center. Dmand AI links Dr. Villar to 1 more hospital.
What medical group is Dr. Julian Villar part of?
Dr. Villar is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Villar to 4 more medical groups.
Does Dr. Julian Villar accept Medicare?
Yes. CMS data shows Dr. Villar billed Medicare for 36 services in 2024, and Dr. Villar accepts Medicare assignment.
How many Medicare patients does Dr. Julian Villar see?
CMS counts 26 Medicare patients who saw Dr. Villar in 2024, with an average age of 71.
Is Dr. Julian Villar board certified?
Yes. Dr. Villar is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 7 more questionsShow fewer questions
What services does Dr. Julian Villar bill to Medicare?
In 2024, Dr. Villar's most billed Medicare services were critical care (99291).
Where did Dr. Julian Villar go to medical school?
Dr. Villar graduated from Emory School of Medicine in 2011.
What drugs does Dr. Julian Villar prescribe most?
In 2019 Medicare Part D data, Dr. Villar's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Prednisone and Ventolin Hfa.
How long has Dr. Julian Villar been practicing?
Dr. Villar graduated from medical school in 2011, 15 years ago.
Does Dr. Julian Villar do research?
Dmand AI links 8 publications to Dr. Villar, published from 2014 to 2019.
Who does Dr. Julian Villar publish with?
Dr. Villar's most frequent co-authors are Gabriel Wardi, MD (4 shared papers), Jeremy R. Beitler, MD (2 shared papers) and Peter F. Fedullo, MD (2 shared papers).
What insurance does Dr. Julian Villar accept?
Dr. Villar is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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