Steve Tiu, FNP-C
NPI 1457841090 · Family Nurse Practitioner · Pomona, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steve Tiu, FNP-C is a Family Nurse Practitioner provider in Pomona, CA (NPI 1457841090).
Provider details
- NPI number
- 1457841090
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 690776 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
475 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 444 | $111 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 19 | $158 |
| Evaluation of Neuropsychological Test, First Hour96132 | 12 | $116 |
Typical Medicare-allowed amounts for these services range $111–$158 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 580 | 124 |
| Donepezil Hcl | 490 | 120 |
| Gabapentin | 370 | 107 |
| Levetiracetam | 256 | 45 |
| Duloxetine Hcl | 207 | 51 |
| Quetiapine Fumarate | 169 | 32 |
| Primidone | 160 | 41 |
| Nortriptyline Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,719 across 293 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-05-17
- Last updated
- 2021-10-26
- Certified
- 2021-10-26
Frequently asked questions
- What is Steve Tiu's NPI number?
- Steve Tiu's National Provider Identifier (NPI) is 1457841090, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steve Tiu's specialty?
- Steve Tiu is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Steve Tiu located?
- Steve Tiu's practice location on file with NPPES is 2895 N Towne Ave, Pomona, CA 91767-2009.
- What is Steve Tiu's phone number?
- The practice phone number listed in the NPPES registry for Steve Tiu is (909) 625-2919.
- Does Steve Tiu accept Medicare?
- Steve Tiu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steve Tiu's NPI active?
- Yes — Steve Tiu's NPI (1457841090) is active in the NPPES registry as of the last update on 2021-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.