Physician Profile
Doanh A. Nguyen, M.D.
Unclaimed ProfileAbout Dr. Nguyen
Doanh A. Nguyen, M.D. is a specialist practicing in Fountain Valley, CA. Doanh trained at University of Southern California Keck School of Medicine, graduating in 1993. Medicare claims data shows Doanh provided 1,547 services to 431 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and injection, methylprednisolone acetate, 1 mg.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (714) 593-5356
- Email not available
Practice Locations
10760 WARNER AVE STE 201
Fountain Valley, CA 92708
Procedures Most Often Billed to Medicare
1,547 services · 431 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
52 | As often as other peers in Specialist |
| Injection of substance into lower spine canal using imaging guidance | Procedure | 62323 |
28 | |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
302 | |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
227 | As often as other peers in Specialist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
492 | More often than most peers in Specialist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
366 | More often than most peers in Specialist |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
56 | As often as other peers in Specialist |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
12 | |
| Testing for presence of drug, read by direct observation | Lab test | 80305 |
12 |
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.
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 specialists in Fountain Valley 8
Same specialty, same city.
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1993 at University of Southern California Keck School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Doanh A. Nguyen specialize in?
Doanh A. Nguyen is a specialist in Fountain Valley, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Doanh A. Nguyen located?
Doanh A. Nguyen is listed at 10760 Warner Ave Ste 201, Fountain Valley, CA 92708. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Doanh A. Nguyen's phone number?
The number on file is (714) 593-5356. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Doanh A. Nguyen?
Doanh A. Nguyen's National Provider Identifier is 1720090921. 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 Doanh A. Nguyen train?
Doanh A. Nguyen attended University of Southern California Keck School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Doanh A. Nguyen have?
Doanh A. Nguyen has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Doanh A. Nguyen do most often?
According to Medicare billing data, Doanh A. Nguyen performs procedures including aspiration and/or injection of fluid from large joint and injection of substance into lower spine canal using imaging guidance, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Doanh A. Nguyen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Doanh A. Nguyen. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.