Provider Profile
Marissa J. Tadi, NP
Unclaimed ProfileAbout Marissa Tadi
Marissa J. Tadi, NP is a nurse practitioner based in Irvine, CA. According to Medicare claims data, Marissa cared for 193 Medicare patients across 327 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, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and telephone medical discussion provided by nonphysician professional, 11-20 minutes.
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
- (949) 671-4673
- Email not available
Practice Locations
1000 FIVEPOINT
Irvine, CA 92618
7130 N Millbrook Ave Ste 100
Fresno, CA 93720
Procedures Most Often Billed to Medicare
327 services · 193 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Telephone medical discussion provided by nonphysician professional, 11-20 minutes | Treatment | 98967 |
30 | Too few peers to compare |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
213 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
49 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
21 | Less often than most peers in Nurse Practitioner |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
14 | Less often than most peers in Nurse Practitioner |
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 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.
Other nurse practitioners in Irvine 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Telephone medical discussion provided by nonphysician professional, 11-20 minutes 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Marissa J. Tadi specialize in?
Marissa J. Tadi is a nurse practitioner in Irvine, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Marissa J. Tadi located?
Marissa J. Tadi is listed at 1000 Fivepoint, Irvine, CA 92618. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marissa J. Tadi's phone number?
The number on file is (949) 671-4673. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Marissa J. Tadi's NPI number?
Marissa J. Tadi's National Provider Identifier is 1245754258. 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 Marissa J. Tadi train?
Marissa J. Tadi attended Other, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Marissa J. Tadi been practicing?
Marissa J. Tadi has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What does Marissa J. Tadi do most often?
According to Medicare billing data, Marissa J. Tadi provides treatments such as telephone medical discussion provided by nonphysician professional, 11-20 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marissa J. Tadi confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marissa J. Tadi. 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.