Aneurysm, FalseCarotid Artery DiseasesCarotid Artery, Internal
Dr. Dasun Chen, MD
NPI1881884591PAC ID7315842655
- Medicare services, 2024
- 2,014
- Medicare patients, 2024
- 370
- Part D claims, 2024
- 898
- Publications
- 2
- Hospital affiliations
- 1
- Practice address
- 1901 Newport Blvd Suite 120w, Costa Mesa, CA 92627
- Practice phone
- Call (949) 575-1035
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Newport Plaza Surgical Center - Costa Mesa
Surgery Center - Medicare-Certified · Costa Mesa, California
Find Dr. Chen's professional email, personal email and mobile number
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Dr. Dasun Chen is an otolaryngologist in Costa Mesa, California
Dr. Chen practices at Newport Plaza Surgical Center - Costa Mesa in Costa Mesa, California.
Dr. Chen's NPI, 1881884591, was assigned on July 30, 2007. Dr. Chen graduated from Feinberg School of Medicine in 1994. Dr. Chen holds California license A060410.
NPI and contact details
- NPI
- 1881884591NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315842655
- NPI enumeration date
- July 30, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (949) 575-1035
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dasun Chen practices at Newport Plaza Surgical Center - Costa Mesa in Costa Mesa, California
Dr. Chen's primary practice is Newport Plaza Surgical Center - Costa Mesa, at 1901 Newport Blvd Suite 120w, Costa Mesa, CA 92627. The practice phone is (949) 575-1035.
- Newport Plaza Surgical Center - Costa Mesa1901 Newport Blvd Suite 120w, Costa Mesa, CA 92627Phone(949) 575-1035
Source: Dmand AI Affiliation Data
Dr. Dasun Chen is affiliated with 3 sites of care
Dr. Chen's primary practice is Newport Plaza Surgical Center - Costa Mesa in Costa Mesa, California. Dr. Chen is also affiliated with Hoag Hospital Newport Beach. Dmand AI also links Dr. Chen to 1 more physician office, named with a free account.
Newport Plaza Surgical Center - Costa MesaPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Dasun Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Newport Plaza Surgical Center - Costa Mesa | 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. Dasun Chen is one of 1,107 otolaryngologists in California
Otolaryngology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Chen is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery. Dr. Chen is licensed in California.
Specialties and state licenses
- Otolaryngology, CaliforniaPrimary
Clinical focus
Dmand AI lists acute sinusitis, chronic ear infection, chronic nasal allergies, chronic sinusitis, ear eustachian tube disorders, ear infection, endoscopic sinus surgery and hearing loss and impairment among the conditions Dr. Chen treats.
Otolaryngologists near Dr. Chen
Counts of otolaryngologists 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. Dasun Chen billed Medicare for 2,014 services in 2024
CMS data shows 2,014 Medicare services from Dr. Chen across 11 procedure codes in 2024, for 370 Medicare patients. Medicare paid $186,255 for them. Every service was in an office.
Medicare services, 20242,014
Medicare patients370
Paid by Medicare$186,255
Procedure codes11
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0842024: 1,0394%
- Surgery
- 2023: 4132024: 53830%
- Tests and treatments
- 2023: 5042024: 43713%
Dr. Chen compared with the California median for otolaryngologists, 2024
- Dr. Chen
- California median
- Medicare services
- 2,014vs 6663.0 times
- Medicare patients
- 370vs 29625% above
- Part D claims
- 828vs 1187.0 times
Medians across 1,045 otolaryngologists in California with Dmand AI profiles that report each measure.
Dr. Chen'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. Chen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other otolaryngologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dasun Chen treated 370 Medicare patients in 2024, average age 79
CMS counts 370 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 179 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 74, with 45% women.
Medicare patients, 2024370
Average age79
Average risk score1.25
Dr. Chen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chen's Medicare patients by sex, 2024
- Women19854%
- Men17246%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Ischemic heart disease34%
- Diabetes28%
- Atrial fibrillation26%
- Osteoporosis25%
- Cancer23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women45%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dasun Chen wrote 898 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 898 Medicare Part D claims for 259 patients. 98% of them were for generic drugs. CMS names the drug for 828 of them, across 16 drugs with 11 or more claims each, at $17,221 in total drug cost. In 2023, CMS named 654 claims across 14 drugs.
Part D claims, 2024898
Drugs named by CMS16
Total drug cost$17,221
Part D patients259
Dr. Chen's Part D claims by kind of drug, 2024
- Generic881 claims98%
- Brand-name17 claims2%
Dr. Chen'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. Chen's Part D claims, 2024
- Opioids1%13 of 898 claims
- Antibiotics27%242 of 898 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: 6542024: 82827%
Drugs named by CMS: 16 in 2024, 14 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. Dasun Chen scored 0 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Chen for performance year 2024, reported individually. Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chen's MIPS scores, performance year 2024
- 0of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 0of 100Cost
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. Dasun Chen has 2 publications on record
Dmand AI links 2 papers to Dr. Chen. Dr. Chen's most frequent co-authors are Steven W. Cheung, MD, Adriane P. Concus, MD and Van V. Halbach, MD.
Papers2
Dr. Chen's most frequent co-authors
- Steven W. Cheung, MD1 shared paper
- Adriane P. Concus, MD1 shared paper
- Van V. Halbach, MD1 shared paper
Recent publications by Dr. Chen
See who Dr. Chen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chen works with, so you can find a warm path to the right otolaryngologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Dasun Chen received $991 in industry payments from 2016 to 2025
CMS Open Payments shows 18 general payments to Dr. Chen from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Intersect ENT, Inc. paid the most, $252.
General payments to Dr. Chen by program year, 2016 to 2025
Companies that paid Dr. Chen the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dasun Chen graduated from Feinberg School of Medicine
Dr. Chen graduated from Feinberg School of Medicine in 1994.
- Medical school
- Board certified in otolaryngology
Source: Dmand AI Professional Profile Data
Dr. Dasun Chen accepts plans from 5 insurance carriers
Dr. Chen is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Chen accepts, by number of carriers
- Medicare5
- PPO4
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Dasun Chen'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)Clinician Public Reporting: Overall MIPS Performance (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. Dasun Chen
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. Dasun Chen's NPI number?
Dr. Dasun Chen's NPI number is 1881884591. It was assigned on July 30, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Dasun Chen?
Dr. Dasun Chen is an otolaryngologist in Costa Mesa, California. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Dasun Chen practice?
Dr. Chen practices at 1901 Newport Blvd Suite 120w, Costa Mesa, CA 92627. Dr. Chen's primary practice is Newport Plaza Surgical Center - Costa Mesa in Costa Mesa, California. Dmand AI also links Dr. Chen to 1 physician office.
What is Dr. Dasun Chen's office phone number?
The practice phone on file for Dr. Chen is (949) 575-1035.
What is Dr. Dasun Chen's medical license number?
Dr. Chen holds California license A060410.
Which hospitals is Dr. Dasun Chen affiliated with?
Dr. Chen is affiliated with Hoag Hospital Newport Beach.
Does Dr. Dasun Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 2,014 services in 2024, and Dr. Chen accepts Medicare assignment.
What is Dr. Dasun Chen's MIPS score?
Dr. Chen's MIPS final score for performance year 2024 is 0 out of 100, reported individually.
How many Medicare patients does Dr. Dasun Chen see?
CMS counts 370 Medicare patients who saw Dr. Chen in 2024, with an average age of 79.
Is Dr. Dasun Chen board certified?
Yes. Dr. Chen is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Dasun Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were office visit, established patient (99214), ear, nose and throat service (92504) and surgery: lungs and airway (31231).
Where did Dr. Dasun Chen go to medical school?
Dr. Chen graduated from Feinberg School of Medicine in 1994.
What drugs does Dr. Dasun Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Azelastine HCl, Ipratropium Bromide and Amoxicillin-Clavulanate Potass.
Has Dr. Dasun Chen received payments from drug or device companies?
CMS Open Payments shows $991 in general payments to Dr. Chen from 9 companies from 2016 to 2025. The largest total came from Intersect ENT, Inc.
How long has Dr. Dasun Chen been practicing?
Dr. Chen graduated from medical school in 1994, 32 years ago.
Does Dr. Dasun Chen do research?
Dmand AI links 2 publications to Dr. Chen.
Who does Dr. Dasun Chen publish with?
Dr. Chen's most frequent co-authors are Steven W. Cheung, MD (1 shared paper), Adriane P. Concus, MD (1 shared paper) and Van V. Halbach, MD (1 shared paper).
What insurance does Dr. Dasun Chen accept?
Dr. Chen is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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