Are you Maria M. Tiu, PA-C? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 2720 N Harbor Blvd Ste 130, Fullerton, CA 92835
About Maria Tiu
Maria M. Tiu, PA-C is a physician assistant based in Fullerton, CA. According to Medicare claims data, Maria cared for 374 Medicare patients across 437 services. 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, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and automated urinalysis test. The provider's National Provider Identifier (NPI) is 1629322110.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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) 449-6230
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2720 N HARBOR BLVD STE 130
Fullerton, CA 92835
Procedures Most Often Billed to Medicare
437 services · 374 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
17 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
202 | More often than most peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
73 | More than most peers in Physician Assistant |
| Automated urinalysis test | Lab test | 81003 |
51 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
43 | As often as other peers in Physician Assistant |
| Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) | Lab test | 87811 |
35 | More often than most peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
16 | Less often than most peers in Physician Assistant |
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 physician assistants at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 31 related providers in 4 groups
Other physician assistants in Fullerton 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Maria M. Tiu's specialty?
Maria M. Tiu is a physician assistant in Fullerton, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Maria M. Tiu?
Maria M. Tiu is listed at 2720 N Harbor Blvd Ste 130, Fullerton, CA 92835. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Maria M. Tiu?
The number on file is (714) 449-6230. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Maria M. Tiu's NPI number?
Maria M. Tiu's National Provider Identifier is 1629322110. 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
What is Maria M. Tiu's education?
Maria M. Tiu attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Maria M. Tiu been practicing?
Maria M. Tiu has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What is Maria M. Tiu known for?
According to Medicare billing data, Maria M. Tiu performs imaging including x-ray of chest, 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Maria M. Tiu confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Maria M. Tiu. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.