Physician Profile
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Education & Training
Areas of Expertise
Common questions
What does Dr. Dau specialise in?
Dr. Dau is a rheumatology in Newport Beach, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RHEUMATOLOGY”.
NPI registry
Where is Dr. Dau located?
Dr. Dau is listed at 510 SUPERIOR AVE STE 200D, Newport Beach, CA 92663. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Dau's phone number?
The number on file is (949) 791-3001. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Dau's NPI number?
Dr. Dau's National Provider Identifier is 1467809608. 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. Dau go to medical school?
Dr. Dau attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Dau been practising?
Dr. Dau has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Dau do most often?
According to Medicare billing data, Dr. Dau performs imaging including complete ultrasound scan of joint, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Dau confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Dau. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (949) 791-3001
- Email not available
Practice Locations
510 SUPERIOR AVE STE 200D
Newport Beach, CA 92663
Procedures Most Often Billed to Medicare
1,691 services · 556 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Complete ultrasound scan of joint | Imaging | 76881 |
55 |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
769 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
278 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
182 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
116 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
89 |
| Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by t | Billing code | G0316 |
63 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
37 |
| 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 |
34 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
29 |
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.
Related specialists at this location 1
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.
Other rheumatology specialists in Newport Beach 6
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Complete ultrasound scan of joint 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.