NPPES file of Aug 9, 2026

Hailey H. Hwangbo, NP

Nurse Practitioner · Montebello, CA

Hailey H. Hwangbo, NP is a nurse practitioner with a practice address in Montebello, California, and NPI 1891776357, issued on Nov 10, 2005. Check the license (California NP15839, 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
1891776357
Name
Hailey H. Hwangbo
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
NP15839 CA
Self-reported in NPPES; status is on the state search
Practice location
433 N 4TH St Ste 208, Montebello, CA 90640
Phone
(323) 201-4130
Enumerated
Nov 10, 2005
Record last updated
Nov 3, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(323) 201-4134
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 433 N 4TH St Ste 208

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

  1. Adam BravoPhysical Therapist1144902966
  2. Katherine ChoiPhysical Therapist1548112576
  3. Austin CollinsPhysical Therapist1891510939
  4. Ardavan Makaremi, PT, DPTPhysical Therapist1497411573

Verify Hailey H. Hwangbo 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 NP15839    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

98% fewer Medicare Part D claims than the average nurse practitioner in 2024

17 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Hailey Hwangbo17
  2. Specialty average1,109

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.

Hailey H. Hwangbo among 8,223 nurse practitioner records in California

Hailey H. Hwangbo, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2021 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in California

There are 8,223 nurse practitioner records in California.

All 8,223 in California → Every provider in Montebello → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Zabyour Aliksanian, NPMontebello, CA 906401427067966
  2. Heain Aung, FNP-CMontebello, CA 906401457969032
  3. Catherine Marin, NURSE PRACTITIONERMontebello, CA 906401205943040
  4. Nicola McKellop, FNPMontebello, CA 906401538600549
  5. Beth McVey, NPMontebello, CA 906401619938180
  6. Ma Kristina Lorayne Ojeda, NPMontebello, CA 906401558160093
  7. Ricardo AlvaradoLa Mirada, CA 906381558013490
  8. Rebecca Lengle, NPLa Mirada, CA 906381073854253

Common questions

What is Hailey H. Hwangbo, NP's NPI number?

Hailey H. Hwangbo, NP's National Provider Identifier (NPI) is 1891776357, issued on Nov 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Hailey H. Hwangbo, NP located?

The NPPES record lists a practice address at 433 N 4TH St Ste 208, Montebello, CA, 90640. Phone: (323) 201-4130. Providers update this record themselves, so call before visiting.

How can I verify Hailey H. Hwangbo, NP's license?

NPPES lists California license number NP15839, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Hailey H. Hwangbo, NP prescribe under Medicare Part D?

In 2024, Hailey H. Hwangbo, NP had 17 Medicare Part D claims; the average among nurse practitioner prescribers was 1,109. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.