Daniel Chiu
NPI 1427419530 · Gerontology Nurse Practitioner · Orange, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Chiu is a Gerontology Nurse Practitioner provider in Orange, CA (NPI 1427419530).
Provider details
- NPI number
- 1427419530
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 758826 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 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
818 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 | 362 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 275 | $83 |
| 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'SG2211 | 120 | $15 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 38 | $148 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 12 | $102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 505 | 192 |
| Omeprazole | 470 | 192 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 259 | 253 |
| Rifaximinbrand: Xifaxan | 113 | 33 |
| Famotidine | 108 | 44 |
| Linaclotidebrand: Linzess | 67 | 23 |
| Sucralfate | 61 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,666 across 198 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
- 2016-03-16
- Last updated
- 2016-03-16
Frequently asked questions
- What is Daniel Chiu's NPI number?
- Daniel Chiu's National Provider Identifier (NPI) is 1427419530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Chiu's specialty?
- Daniel Chiu is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Daniel Chiu located?
- Daniel Chiu's practice location on file with NPPES is 1010 W La Veta Ave, Orange, CA 92868-4300.
- What is Daniel Chiu's phone number?
- The practice phone number listed in the NPPES registry for Daniel Chiu is (714) 835-7700.
- Does Daniel Chiu accept Medicare?
- Daniel Chiu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Chiu's NPI active?
- Yes — Daniel Chiu's NPI (1427419530) is active in the NPPES registry as of the last update on 2016-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.