Dr. James Cernilia, MD
- Medicare services, 2024
- 16
- Medicare patients, 2024
- 19
- Part D claims, 2024
- 25
- Publications
- 2
- Hospital affiliations
- 2
- Practice address
- 4445 Magnolia Avenue, Riverside, CA 92501
- Practice phone
- Call (951) 788-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Cernilia'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. James Cernilia is a cardiothoracic surgeon in Riverside, California
Dr. Cernilia practices at Riverside Community Hospital in Riverside, California, part of HCA Healthcare.
Dr. Cernilia's NPI, 1891804423, was assigned on August 29, 2006. Dr. Cernilia graduated from Tulane School of Medicine in 1990. Dr. Cernilia holds California license A49898.
- NPI
- 1891804423NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092798595
- NPI enumeration date
- August 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 788-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Cernilia practices at Riverside Community Hospital in Riverside, California
Dr. Cernilia's primary practice is Riverside Community Hospital, at 4445 Magnolia Avenue, Riverside, CA 92501 in Riverside County. The practice phone is (951) 788-3000.
- Riverside Community Hospital4445 Magnolia Avenue, Riverside, CA 92501 · Riverside CountyPhone(951) 788-3000
Source: Dmand AI Affiliation Data
Dr. James Cernilia is affiliated with 3 sites of care and 1 medical group
Dr. Cernilia's primary practice is Riverside Community Hospital in Riverside, California, part of HCA Healthcare. Dr. Cernilia is also affiliated with Temecula Valley Hospital. The medical group on file is Synergy Cardiothoracic (CT) Surgery Partnership. Dmand AI also links Dr. Cernilia to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James Cernilia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cernilia practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Riverside Community Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Cernilia is one of 568 cardiothoracic surgeons in California
Thoracic surgery (cardiothoracic vascular surgery) is Dr. Cernilia's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Cernilia is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Cernilia's licenses on file in 3 states: California, Louisiana and Illinois.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), CaliforniaPrimary
- Louisiana license
- Illinois license
Cardiothoracic surgeons near Dr. Cernilia
Counts of cardiothoracic surgeons 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. James Cernilia billed Medicare for 16 services in 2024
CMS data shows 16 Medicare services from Dr. Cernilia across 1 procedure code in 2024, for 19 Medicare patients. Medicare paid $3,376 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Cernilia's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 172024: 166%
Dr. Cernilia compared with the California median for cardiothoracic surgeons, 2024
- Dr. Cernilia
- California median
- Medicare services
- 16vs 11486% below
- Medicare patients
- 19vs 9580% below
- Part D claims
- 12vs 1937% below
Medians across 453 cardiothoracic surgeons in California with Dmand AI profiles that report each measure.
Dr. Cernilia'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cernilia and other cardiothoracic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Cernilia treated 19 Medicare patients in 2024, average age 71
CMS counts 19 Medicare patients who saw Dr. Cernilia in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cernilia's median patient age at 67, with 20% women.
Chronic conditions among Dr. Cernilia's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Heart failure68%
- Atrial fibrillation63%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cernilia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women20%
- Men78%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Cernilia wrote 25 Medicare Part D claims in 2024
In 2024, Dr. Cernilia wrote 25 Medicare Part D claims. 48% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $111 in total drug cost. In 2023, CMS named 24 claims across 2 drugs.
Dr. Cernilia's Part D claims by kind of drug, 2024
- Generic12 claims48%
- Brand-name13 claims52%
Dr. Cernilia's 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 242024: 1250%
Drugs named by CMS: 1 in 2024, 2 in 2023.
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
Dr. James Cernilia ranks in the 72nd percentile for coronary artery bypass graft (cabg) in Medicare
Dr. Cernilia accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 22 procedures of coronary artery bypass graft (cabg) by Dr. Cernilia, more than 72% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Cernilia ranks in Medicare procedure volume
- Coronary artery bypass graft (CABG)
- 72nd percentile22 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. James Cernilia has 2 publications on record
Dmand AI links 2 papers to Dr. Cernilia. Dr. Cernilia's most frequent co-authors are Curtis R. Duffield, MD, Jeffrey C. Lin, MD and Kenneth Waxman, MD.
Dr. Cernilia's most frequent co-authors
- Curtis R. Duffield, MD1 shared paper
- Jeffrey C. Lin, MD1 shared paper
- Kenneth Waxman, MD1 shared paper
Recent publications by Dr. Cernilia
J Trauma
See who Dr. Cernilia researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cernilia works with, so you can find a warm path to the right cardiothoracic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James Cernilia received $490 in industry payments from 2020 to 2025
CMS Open Payments shows 16 general payments to Dr. Cernilia from 3 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $366.
General payments to Dr. Cernilia by program year, 2020 to 2025
Companies that paid Dr. Cernilia the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Cernilia has 1 award and honors on record
Dmand AI lists 1 award for Dr. Cernilia.
Awards and honors for Dr. Cernilia
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. James Cernilia graduated from Tulane School of Medicine
Dr. Cernilia graduated from Tulane School of Medicine in 1990. Dr. Cernilia is a member of ACS and STS.
- Medical school
- Board certified in surgery
- Board certified in thoracic and cardiac surgery
Source: Dmand AI Professional Profile Data
Dr. James Cernilia accepts plans from 2 insurance carriers
Dr. Cernilia is in network with 2 carriers, including Aetna and CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Aetna
- CMS Medicare
Plan types Dr. Cernilia accepts, by number of carriers
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. James Cernilia'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)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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. James Cernilia
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. James Cernilia's NPI number?
Dr. James Cernilia's NPI number is 1891804423. It was assigned on August 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James Cernilia?
Dr. James Cernilia is a cardiothoracic surgeon in Riverside, California. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. James Cernilia practice?
Dr. Cernilia practices at 4445 Magnolia Avenue, Riverside, CA 92501. Dr. Cernilia's primary practice is Riverside Community Hospital in Riverside, California, part of HCA Healthcare. Dmand AI also links Dr. Cernilia to 1 group practice or clinic.
What is Dr. James Cernilia's office phone number?
The practice phone on file for Dr. Cernilia is (951) 788-3000.
What is Dr. James Cernilia's medical license number?
Dr. Cernilia holds California license A49898, one of the licenses on file in 3 states.
Which states has Dr. James Cernilia been licensed in?
Dmand AI has state licenses on file for Dr. Cernilia in California (1991 to 2027), Louisiana (1996 to 2025) and Illinois (1999 to 2002).
Which hospitals is Dr. James Cernilia affiliated with?
Dr. Cernilia practices at Riverside Community Hospital in Riverside, California. Dr. Cernilia is also affiliated with Temecula Valley Hospital.
What medical group is Dr. James Cernilia part of?
Dr. Cernilia is linked to Synergy Cardiothoracic (CT) Surgery Partnership.
Does Dr. James Cernilia accept Medicare?
Yes. CMS data shows Dr. Cernilia billed Medicare for 16 services in 2024, and Dr. Cernilia accepts Medicare assignment.
How many Medicare patients does Dr. James Cernilia see?
CMS counts 19 Medicare patients who saw Dr. Cernilia in 2024, with an average age of 71.
Show 9 more questionsShow fewer questions
Is Dr. James Cernilia board certified?
Yes. Dr. Cernilia is board certified in surgery by the American Board of Surgery.
What services does Dr. James Cernilia bill to Medicare?
In 2024, Dr. Cernilia's most billed Medicare services were surgery: heart and blood vessels (33533).
Where did Dr. James Cernilia go to medical school?
Dr. Cernilia graduated from Tulane School of Medicine in 1990.
What drugs does Dr. James Cernilia prescribe most?
In 2024 Medicare Part D data, Dr. Cernilia's most prescribed drugs by claims were Metoprolol Succinate.
Has Dr. James Cernilia received payments from drug or device companies?
CMS Open Payments shows $490 in general payments to Dr. Cernilia from 3 companies from 2020 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. James Cernilia been practicing?
Dr. Cernilia graduated from medical school in 1990, 36 years ago.
Does Dr. James Cernilia do research?
Dmand AI links 2 publications to Dr. Cernilia.
Who does Dr. James Cernilia publish with?
Dr. Cernilia's most frequent co-authors are Curtis R. Duffield, MD (1 shared paper), Jeffrey C. Lin, MD (1 shared paper) and Kenneth Waxman, MD (1 shared paper).
What insurance does Dr. James Cernilia accept?
Dr. Cernilia is in network with 2 carriers, including Aetna and CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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