Physician Profile
Unclaimed ProfileAbout CHUN
David J Chun, MD is a healthcare provider in Newport Beach, CA specializing in internal medicine. David trained at Boston University School of Medicine, graduating in 1995. According to Medicare claims data, David cared for 1,983 Medicare patients across 2,688 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (949) 574-0777
- Email not available
Practice Locations
361 HOSPITAL RD STE 322
Newport Beach, CA 92663
Procedures Most Often Billed to Medicare
2,688 services · 1,983 patients · 15 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
610 |
| Removal of impacted ear wax | Procedure | 69210 |
16 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
306 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
114 |
| Pneumococcal vaccine, 23-valent | Treatment | 90732 |
17 |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
15 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
369 |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
268 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
250 |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
231 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 32 related providers in 4 groups
Other internal medicines in Newport Beach 8
Same specialty, same city.
Trained at Boston University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Boston University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Chun?
Dr. Chun is an internal medicine in Newport Beach, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Chun's address?
Dr. Chun is listed at 361 HOSPITAL RD STE 322, Newport Beach, CA 92663. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Chun?
The number on file is (949) 574-0777. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chun's NPI number?
Dr. Chun's National Provider Identifier is 1730152976. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Chun train?
Dr. Chun attended Boston University School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chun been practicing?
Dr. Chun has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Chun perform?
According to Medicare billing data, Dr. Chun performs procedures including insertion of needle into vein for collection of blood sample and removal of impacted ear wax; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chun confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chun. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.