NPPES file of Aug 9, 2026

Owena Elizabeth Chu, NP

Family Nurse Practitioner · Lake Arrowhead, CA

Owena Elizabeth Chu, NP is a family nurse practitioner with a practice address in Lake Arrowhead, California, and NPI 1639436538, issued on Apr 16, 2012. Check the license (California 21720, 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
1639436538
Name
Owena Elizabeth Chu
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
21720 CA
319375 CA
Self-reported in NPPES; status is on the state search
Practice location
29099 Hospital Road, Suite 204, Lake Arrowhead, CA 92352
Phone
(909) 744-9451
Enumerated
Apr 16, 2012
Record last updated
Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(909) 744-9453
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.
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Verify Owena Elizabeth Chu 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 21720    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
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58% fewer Medicare Part D claims than the average family nurse practitioner in 2024

553 Medicare Part D claims for 250 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Owena Chu553
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium26 claims
  2. Losartan Potassium26 claims
  3. Azithromycin24 claims
  4. Ciprofloxacin Hcl21 claims
  5. Cephalexin18 claims
  6. Amoxicillin17 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.

4 family nurse practitioner records list a practice address in Lake Arrowhead

They are 4 of the 72 NPPES records with a practice address in Lake Arrowhead, and 16,966 family nurse practitioner records in California.

All 4 in Lake Arrowhead → All 16,966 in California → Every provider in Lake Arrowhead →

Other family nurse practitioner records in California

  1. Danielle Aaroe, FAMILY NURSE PRACTITOroville, CA1750767083
  2. Joshua AaronMission Hills, CA1477291805
  3. Orly Aaron, NPSan Francisco, CA1376912451
  4. Paris Gilbert Russ AaronSacramento, CA1871079111
  5. Tiffanne Aaronsen, FNPIndio, CA1568191807
  6. Alvin Joseph Abad, FNP-CSan Francisco, CA1154919306
  7. Frances Abad, FNPLos Angeles, CA1053504514
  8. Nnenna AbaezeLong Beach, CA1457820763
  9. Raymond Abagat, FNPTorrance, CA1306685821
  10. Ashley AbalCastaic, CA1740140698

Common questions

What is Owena Elizabeth Chu, NP's NPI number?

Owena Elizabeth Chu, NP's National Provider Identifier (NPI) is 1639436538, issued on Apr 16, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Owena Elizabeth Chu, NP located?

The NPPES record lists a practice address at 29099 Hospital Road, Suite 204, Lake Arrowhead, CA, 92352. Phone: (909) 744-9451. Providers update this record themselves, so call before visiting.

How can I verify Owena Elizabeth Chu, NP's license?

NPPES lists California license number 21720, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Owena Elizabeth Chu, NP prescribe under Medicare Part D?

In 2024, Owena Elizabeth Chu, NP had 553 Medicare Part D claims for 250 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.

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.