Dr. Kirollos S. Malek, MD
- Medicare services, 2022
- 69
- Medicare patients, 2024
- 11
- Part D claims, 2024
- 225
- Publications
- 4
- Hospital affiliations
- 1
- Practice address
- One Hoag Drive, Newport Beach, CA 92663
- Practice phone
- Call (949) 764-4624
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Malek'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. Kirollos S. Malek is a general surgeon in Newport Beach, California
Dr. Malek practices at Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian.
Dr. Malek's NPI, 1689028227, was assigned on April 20, 2016. Dr. Malek graduated from College of Human Medicine - Grand Rapids in 2016. Dr. Malek's California license number on file is A153167.
- NPI
- 1689028227NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688074461
- NPI enumeration date
- April 20, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (949) 764-4624
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kirollos S. Malek practices at 2 locations in Newport Beach, California
Dr. Malek's primary practice is Hoag Hospital Newport Beach, at One Hoag Drive, Newport Beach, CA 92663 in Orange County. The practice phone is (949) 764-4624. Dr. Malek also practices at Hoag Hospital Newport Beach, 1 Hoag Dr, Newport Beach, CA 92663.
- Hoag Hospital Newport BeachPrimaryOne Hoag Drive, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624
- Hoag Hospital Newport Beach1 Hoag Dr, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Kirollos S. Malek is affiliated with 4 sites of care and 3 medical groups
Dr. Malek's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. The medical group on file is Hoag Clinic. Dmand AI also links Dr. Malek to 2 more group practices and clinics, 2 medical groups and 1 home health agency, 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. Kirollos S. Malek's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Malek practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hoag Hospital Newport Beach | Available with a free account |
| +3 more sites and 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 Hoag Memorial Hospital Presbyterian and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kirollos S. Malek is one of 2,926 general surgeons in California
Surgery is Dr. Malek's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Malek is board certified in surgery by the American Board of Surgery. Dr. Malek has a license on file in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists abdominal adhesion surgery and hemorrhoids among the conditions Dr. Malek treats.
General surgeons near Dr. Malek
Counts of general 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. Kirollos S. Malek billed Medicare for 69 services in 2022
CMS data shows 69 Medicare services from Dr. Malek across 2 procedure codes in 2022, for 11 Medicare patients. Medicare paid $3,853 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Malek compared with the California median for general surgeons, 2022
- Dr. Malek
- California median
- Medicare services
- 69vs 16658% below
- Medicare patients
- 11vs 12191% below
- Part D claims
- 164vs 344.8 times
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Malek's most billed Medicare procedure codes, 2022
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. Malek and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kirollos S. Malek treated 11 Medicare patients in 2024, average age 74
CMS counts 11 Medicare patients who saw Dr. Malek in 2024. Their average risk score is 1.88, 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. Malek's median patient age at 66, with 50% women.
Dr. Malek'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
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kirollos S. Malek wrote 225 Medicare Part D claims in 2024
In 2024, Dr. Malek wrote 225 Medicare Part D claims for 109 patients. 99% of them were for generic drugs. CMS names the drug for 164 of them, across 2 drugs with 11 or more claims each, at $1,389 in total drug cost. In 2023, CMS named 214 claims across 5 drugs.
Dr. Malek's Part D claims by kind of drug, 2024
- Generic223 claims99%
- Brand-name and other2 claims1%
Dr. Malek'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.
Drug classes CMS tracks in Dr. Malek's Part D claims, 2024
- Opioids38%86 of 225 claims
- Antibiotics8%17 of 225 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2142024: 16423%
Drugs named by CMS: 2 in 2024, 5 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. Kirollos S. Malek ranks in the 83rd percentile for hernia repair (minimally invasive) in Medicare
Dr. Malek accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 16 procedures of hernia repair (minimally invasive) by Dr. Malek, more than 83% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Malek ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 83rd percentile16 procedures
- Colonoscopy
- 41st percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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. Kirollos S. Malek has 4 publications on record
Dmand AI links 4 papers to Dr. Malek, published from 2018 to 2020. 2020 was the busiest year, with 2. The most frequent topics are Internship and Residency, Lymph Node Excision and Quality Improvement. Dr. Malek has published most often in Am Surg. Dr. Malek's most frequent co-authors are Sharon S. Lum, MD, Nikita Kadakia, MD and Sigrid K. Burruss, MD.
Topics Dr. Malek writes about most
- Internship and Residency
- Lymph Node Excision
- Quality Improvement
Dr. Malek's most frequent co-authors
- Sharon S. Lum, MD4 shared papers
- Nikita Kadakia, MD2 shared papers
- Sigrid K. Burruss, MD1 shared paper
Recent publications by Dr. Malek
See who Dr. Malek researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Malek works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Kirollos S. Malek received $8,943 in industry payments from 2021 to 2025
CMS Open Payments shows 15 general payments to Dr. Malek from 4 drug and device companies from 2021 to 2025. Education make up the largest share, 95% of the total. Intuitive Surgical, Inc. paid the most, $8,549.
General payments to Dr. Malek by program year, 2021 to 2025
General payments to Dr. Malek by kind, 2021 to 2025
- Education$8,50095%
- Food and beverage$4435%
Companies that paid Dr. Malek the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kirollos S. Malek graduated from College of Human Medicine - Grand Rapids
Dr. Malek graduated from College of Human Medicine - Grand Rapids in 2016.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Kirollos S. Malek accepts plans from 4 insurance carriers
Dr. Malek is in network with 4 carriers, including Elevance, Kaiser Permanente and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Elevance
- Kaiser Permanente
- CMS Medicare
- Molina
Plan types Dr. Malek accepts, by number of carriers
- Medicare3
- EPO2
- HMO2
- POS2
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Kirollos S. Malek'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 Affiliation DataDmand AI Practice 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) |
| 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. Kirollos S. Malek
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. Kirollos S. Malek's NPI number?
Dr. Kirollos S. Malek's NPI number is 1689028227. It was assigned on April 20, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Kirollos S. Malek?
Dr. Kirollos S. Malek is a general surgeon in Newport Beach, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Kirollos S. Malek practice?
Dr. Malek practices at One Hoag Drive, Newport Beach, CA 92663. Dr. Malek also practices at 1 Hoag Dr, Newport Beach, CA 92663. Dr. Malek's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. Dmand AI also links Dr. Malek to 2 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Kirollos S. Malek's office phone number?
The practice phone on file for Dr. Malek is (949) 764-4624.
What is Dr. Kirollos S. Malek's medical license number?
Dr. Malek's California license number on file is A153167.
Which hospitals is Dr. Kirollos S. Malek affiliated with?
Dr. Malek practices at Hoag Hospital Newport Beach in Newport Beach, California.
What medical group is Dr. Kirollos S. Malek part of?
Dr. Malek is linked to Hoag Clinic. Dmand AI links Dr. Malek to 2 more medical groups.
Does Dr. Kirollos S. Malek accept Medicare?
Yes. CMS data shows Dr. Malek billed Medicare for 69 services in 2022, and Dr. Malek accepts Medicare assignment.
How many Medicare patients does Dr. Kirollos S. Malek see?
CMS counts 11 Medicare patients who saw Dr. Malek in 2024, with an average age of 74.
Is Dr. Kirollos S. Malek board certified?
Yes. Dr. Malek is board certified in surgery by the American Board of Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Kirollos S. Malek bill to Medicare?
In 2022, Dr. Malek's most billed Medicare services were hospital inpatient care (99231) and hospital inpatient care (99222).
Where did Dr. Kirollos S. Malek go to medical school?
Dr. Malek graduated from College of Human Medicine - Grand Rapids in 2016.
What drugs does Dr. Kirollos S. Malek prescribe most?
In 2024 Medicare Part D data, Dr. Malek's most prescribed drugs by claims were Ibuprofen and Oxycodone HCl.
Has Dr. Kirollos S. Malek received payments from drug or device companies?
CMS Open Payments shows $8,943 in general payments to Dr. Malek from 4 companies from 2021 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Kirollos S. Malek been practicing?
Dr. Malek graduated from medical school in 2016, 10 years ago.
Does Dr. Kirollos S. Malek do research?
Dmand AI links 4 publications to Dr. Malek, published from 2018 to 2020.
Who does Dr. Kirollos S. Malek publish with?
Dr. Malek's most frequent co-authors are Sharon S. Lum, MD (4 shared papers), Nikita Kadakia, MD (2 shared papers) and Sigrid K. Burruss, MD (1 shared paper).
What insurance does Dr. Kirollos S. Malek accept?
Dr. Malek is in network with 4 carriers, including Elevance, Kaiser Permanente and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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