Grace M. Chau, NP
Family Nurse Practitioner · Laguna Hills, CA
Grace M. Chau, NP is a family nurse practitioner with a practice address in Laguna Hills, California, and NPI 1225670565, issued on Oct 8, 2019. Check the license (California 95013676, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Grace M. Chau
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95013676 CA
Self-reported in NPPES; status is on the state search - Practice location
- 23521 Paseo DE Valencia Ste 311, Laguna Hills, CA 92653
- Phone
- (949) 305-2660
- Enumerated
- Oct 8, 2019
- Record last updated
- Mar 31, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200604000974); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 23521 Paseo DE Valencia Ste 311
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Suhail Hawit, MDGeriatric Medicine (Internal Medicine) Physician1538229224
- Adriana Kane, FNPNurse Practitioner1427657550
Verify Grace M. Chau in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95013676Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average family nurse practitioner in 2024
585 Medicare Part D claims for 114 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Losartan Potassium37 claims
- Atorvastatin Calcium28 claims
- Rosuvastatin Calcium22 claims
- Amlodipine Besylate21 claims
- Metformin Hcl Er19 claims
- Zolpidem Tartrate17 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.
Industry payments in 2024: $46.98
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Jeremy LA Motte MDLaguna Hills, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Grace M. Chau among 16,966 family nurse practitioner records in California
Grace M. Chau, 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 2019, is newer than 50% of them.
- NPI issued2019 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2019 · median 2019 among the 6,793 with a school on file
- Record last updated2021 · 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).
32 family nurse practitioner records list a practice address in Laguna Hills
They are 32 of the 2,069 NPPES records with a practice address in Laguna Hills, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Laguna Hills → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Nickhat Ahmed, FNPLaguna Hills, CA 926531669004578
- Erin Baker, NPLaguna Hills, CA 926531164534368
- Priscilla Chow, NPLaguna Hills, CA 926531376510743
- Corazon Francisco, NPLaguna Hills, CA 926531063513000
- Marcia Harris-Luna, FNP/PNPLaguna Hills, CA 926531144317645
- Saba Khan, RN, NPLaguna Hills, CA 926531932763398
- Jenny Khiterer, N.P.Laguna Hills, CA 926531134247174
- Maria Koziol, NPLaguna Hills, CA 926531407801368
Common questions
What is Grace M. Chau, NP's NPI number?
Grace M. Chau, NP's National Provider Identifier (NPI) is 1225670565, issued on Oct 8, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Grace M. Chau, NP located?
The NPPES record lists a practice address at 23521 Paseo DE Valencia Ste 311, Laguna Hills, CA, 92653. Phone: (949) 305-2660. Providers update this record themselves, so call before visiting.
How can I verify Grace M. Chau, NP's license?
NPPES lists California license number 95013676, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Grace M. Chau, NP prescribe under Medicare Part D?
In 2024, Grace M. Chau, NP had 585 Medicare Part D claims for 114 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.