NPPES file of Aug 9, 2026

Heesook Choi, NP

Family Nurse Practitioner · Costa Mesa, CA

Heesook Choi, NP is a family nurse practitioner with a practice address in Costa Mesa, California, and NPI 1679068845, issued on Jun 28, 2018. Check the license (California 95005947, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679068845
Name
Heesook Choi
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95005947 CA
Self-reported in NPPES; status is on the state search
Practice location
1150 Baker St, Costa Mesa, CA 92626
Phone
(714) 662-7517
Enumerated
Jun 28, 2018
Record last updated
Sep 21, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190717002405); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1150 Baker St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amber Espinola, PHARMDPharmacist1093176885
  2. Melissa Fryhling, PHARMD.Pharmacist1740900406
  3. Melissa Gregg, NPFamily Nurse Practitioner1255054490
  4. Stephanie KimPharmacist1801459458
  5. Kendra Latty, FNP-CFamily Nurse Practitioner1659763589
  6. Ngan LyPharmacist1073235099

Verify Heesook Choi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95005947
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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15% fewer Medicare Part D claims than the average family nurse practitioner in 2024

1,108 Medicare Part D claims for 710 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 11 claims were for opioids.

  1. Heesook Choi1,108
  2. Specialty average1,305

Most prescribed

  1. Amoxicillin-Clavulanate Potass131 claims
  2. Azithromycin103 claims
  3. Prednisone88 claims
  4. Mupirocin65 claims
  5. Cephalexin53 claims
  6. Nitrofurantoin Mono-Macro53 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Providence Medical FoundationFullerton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Heesook Choi among 16,966 family nurse practitioner records in California

Heesook Choi, NP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 45% of them.

  • NPI issued2018 · 45% of these records are older, 50% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2016 · median 2019 among the 6,793 with a school on file
  • Record last updated2020 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

71 family nurse practitioner records list a practice address in Costa Mesa

They are 71 of the 4,286 NPPES records with a practice address in Costa Mesa, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Andrea Beyaoju, NURSE PRACTITIONERCosta Mesa, CA 926261720520182
  2. Susan FlamingCosta Mesa, CA 926261780093237
  3. Arnold FrancoCosta Mesa, CA 926261518417633
  4. Suzanne Larkin, FNP-CCosta Mesa, CA 926261053358044
  5. Kendra Latty, FNP-CCosta Mesa, CA 926261659763589
  6. Shelly Lummus, FNPCosta Mesa, CA 926261649474545
  7. Jamila Ponder, F.N.P.-CCosta Mesa, CA 926261124215165
  8. Charlotte Russell, RNPCosta Mesa, CA 926261780636555

Common questions

What is Heesook Choi, NP's NPI number?

Heesook Choi, NP's National Provider Identifier (NPI) is 1679068845, issued on Jun 28, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Heesook Choi, NP located?

The NPPES record lists a practice address at 1150 Baker St, Costa Mesa, CA, 92626. Phone: (714) 662-7517. Providers update this record themselves, so call before visiting.

How can I verify Heesook Choi, NP's license?

NPPES lists California license number 95005947, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Heesook Choi, NP prescribe under Medicare Part D?

In 2024, Heesook Choi, NP had 1,108 Medicare Part D claims for 710 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.