Marjorie M. Chan, NP
Nurse Practitioner · Costa Mesa, CA
Marjorie M. Chan, NP is a nurse practitioner with a practice address in Costa Mesa, California, and NPI 1174811624, issued on Jul 19, 2011. Check the license (California 20829, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marjorie M. Chan
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 20829 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3090 Bristol St Ste 200, Costa Mesa, CA 92626
- Phone
- (888) 789-9585
- Enumerated
- Jul 19, 2011
- Record last updated
- Nov 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (562) 803-4500
- Medicare enrollment
- Enrolled (PECOS I20120412000749); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 3090 Bristol St Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shelley Han, M.D.Internal Medicine Physician1114345683
- Sowmya Krishnan, NPGerontology Nurse Practitioner1164110219
Verify Marjorie M. Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 20829Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average nurse practitioner in 2024
588 Medicare Part D claims for 80 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 97 claims were for opioids.
Most prescribed
- Oxycodone-Acetaminophen30 claims
- Hydrocodone-Acetaminophen25 claims
- Insulin Lispro Kwikpen U-10023 claims
- Donepezil Hcl17 claims
- Levetiracetam17 claims
- Lorazepam16 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 3 group practices
- Care Partners California Medical PCCosta Mesa, CA
- Careconnectmd CA PCSan Bernardino, CA
- GN Medical Associates, IncSanta Ana, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marjorie M. Chan among 8,223 nurse practitioner records in California
Marjorie M. Chan, 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 2011, is newer than 34% of them.
- NPI issued2011 · 34% of these records are older, 63% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2011 · median 2017 among the 3,425 with a school on file
- 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 Costa Mesa → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Anthony Brown, NPCosta Mesa, CA 926261528837135
- Brandy Casey, NPCosta Mesa, CA 926261669937512
- Alexandra Hutchison, FNP-CCosta Mesa, CA 926261013677749
- Mary Grace Matin, FNP-CCosta Mesa, CA 926261427779297
- Mary Jane Pageau, NPCosta Mesa, CA 926261518158831
- Judith Rivera, NPCosta Mesa, CA 926261023425352
- Alondra Sandoval LaraCosta Mesa, CA 926261396608493
- Karen Anne ShadrickCosta Mesa, CA 926261205322872
Common questions
What is Marjorie M. Chan, NP's NPI number?
Marjorie M. Chan, NP's National Provider Identifier (NPI) is 1174811624, issued on Jul 19, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Marjorie M. Chan, NP located?
The NPPES record lists a practice address at 3090 Bristol St Ste 200, Costa Mesa, CA, 92626. Phone: (888) 789-9585. Providers update this record themselves, so call before visiting.
How can I verify Marjorie M. Chan, NP's license?
NPPES lists California license number 20829, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marjorie M. Chan, NP prescribe under Medicare Part D?
In 2024, Marjorie M. Chan, NP had 588 Medicare Part D claims for 80 beneficiaries; 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.
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.