Hannah Choi, FNP-C
NPI 1639709926 · Family Nurse Practitioner · La Palma, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hannah Choi, FNP-C is a Family Nurse Practitioner provider in La Palma, CA (NPI 1639709926).
Provider details
- NPI number
- 1639709926
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 767677 (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 tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 58 | 19 |
| Losartan Potassium | 51 | 15 |
| Amlodipine Besylate | 34 | 12 |
| Gabapentin | 26 | — |
| Azithromycin | 24 | 23 |
| Levothyroxine Sodium | 22 | — |
| Icosapent Ethylbrand: Vascepa | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$82 across 3 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
- 2020-01-25
- Last updated
- 2024-12-30
- Certified
- 2021-12-29
Frequently asked questions
- What is Hannah Choi's NPI number?
- Hannah Choi's National Provider Identifier (NPI) is 1639709926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hannah Choi's specialty?
- Hannah Choi is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Hannah Choi located?
- Hannah Choi's practice location on file with NPPES is 5451 La Palma Ave Ste 49, La Palma, CA 90623-1732.
- What is Hannah Choi's phone number?
- The practice phone number listed in the NPPES registry for Hannah Choi is (213) 268-5049.
- Does Hannah Choi accept Medicare?
- Hannah Choi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hannah Choi's NPI active?
- Yes — Hannah Choi's NPI (1639709926) is active in the NPPES registry as of the last update on 2024-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.