Heesook Choi, NP
NPI 1679068845 · Family Nurse Practitioner · Costa Mesa, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heesook Choi, NP is a Family Nurse Practitioner provider in Costa Mesa, CA (NPI 1679068845).
Provider details
- NPI number
- 1679068845
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 95005947 (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 tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
840 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 259 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 224 | $117 |
| Urinalysis, Manual Test81002 | 61 | $3 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 59 | $50 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 48 | $13 |
| X-Ray of Chest, 2 Views71046 | 44 | $27 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 131 | 126 |
| Azithromycin | 103 | 102 |
| Prednisone | 88 | 88 |
| Mupirocin | 65 | 65 |
| Cephalexin | 53 | 51 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 53 | 53 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 49 |
Practice location
Mailing address
Additional practice locations (2)
- 5630 E Santa Ana Canyon RdAnaheim, CA 92807-3122Phone: (714) 257-6170
- 2501 E Chapman AveOrange, CA 92869-3204Phone: (714) 628-3300
Registry dates
- Enumerated
- 2018-06-28
- Last updated
- 2020-09-21
- Certified
- 2020-09-21
Frequently asked questions
- What is Heesook Choi's NPI number?
- Heesook Choi's National Provider Identifier (NPI) is 1679068845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heesook Choi's specialty?
- Heesook Choi is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Heesook Choi located?
- Heesook Choi's practice location on file with NPPES is 1150 Baker St, Costa Mesa, CA 92626-4111.
- What is Heesook Choi's phone number?
- The practice phone number listed in the NPPES registry for Heesook Choi is (714) 662-7517.
- Does Heesook Choi accept Medicare?
- Heesook Choi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heesook Choi's NPI active?
- Yes — Heesook Choi's NPI (1679068845) is active in the NPPES registry as of the last update on 2020-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.