NPPES file of Aug 9, 2026

Naomi Chiuyee Chan, PMHNP-BC, RN

Psychiatric/Mental Health Nurse Practitioner · Oakland, CA

Naomi Chiuyee Chan, PMHNP-BC, RN is a psychiatric/mental health nurse practitioner with a practice address in Oakland, California, and NPI 1831791235, issued on Nov 10, 2020. Check the license (California 95016070, 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
1831791235
Name
Naomi Chiuyee Chan
Credential
PMHNP-BC, RN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
95016070 CA
95225060 CA
Self-reported in NPPES; status is on the state search
Practice location
310 8TH St, Oakland, CA 94607
Phone
(510) 735-3900
Enumerated
Nov 10, 2020
Record last updated
Dec 11, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210113000348); 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 310 8TH St

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

  1. Kevin Rey Balbona, M.A.Marriage & Family Therapist1457584807
  2. Linda Bui, ACSWClinical Social Worker1467900621
  3. Sheryll Casuga, MAStudent in an Organized Health Care Education/Training Program1164654356
  4. Yuju Chen, PSY.D.Clinical Psychologist1043411028
  5. Wing Yip CheungCase Manager/Care Coordinator1841681749
  6. Sony ChhomCase Manager/Care Coordinator1578773420

Verify Naomi Chiuyee Chan 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 95016070
    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

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18% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,065 Medicare Part D claims for 70 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Naomi Chan1,065
  2. Specialty average906

Most prescribed

  1. Olanzapine179 claims
  2. Risperidone103 claims
  3. Quetiapine Fumarate74 claims
  4. Haloperidol66 claims
  5. Escitalopram Oxalate59 claims
  6. Fluoxetine Hcl59 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. Asian Health ServicesOakland, CA

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

Naomi Chiuyee Chan among 4,226 psychiatric/mental health nurse practitioner records in California

Naomi Chiuyee Chan, PMHNP-BC, RN is one of 4,226 psychiatric/mental health nurse practitioner records with a practice address in California. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 41% of them.

  • NPI issued2020 · 41% of these records are older, 54% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2020 · median 2021 among the 1,965 with a school on file
  • Record last updated2020 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in California

There are 4,226 psychiatric/mental health nurse practitioner records in California.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Christine Nguyen, PMHNP-BCOakland, CA 946071609375385
  2. Teka Pendleton, CNPOakland, CA 946071740344431
  3. Chan Mary SoeurOakland, CA 946071437893310
  4. Priscilla Beavers-Silva, MSN, PMHNP-BCEmeryville, CA 946081073924957
  5. Heung Lau, NPEmeryville, CA 946081932284106
  6. Tiffani Ordonez, PMHNP-BCEmeryville, CA 946081982073888
  7. Jalen WesleyOakland, CA 946061649029786
  8. Denine Baldor, NPOakland, CA 946091982910485

Common questions

What is Naomi Chiuyee Chan, PMHNP-BC, RN's NPI number?

Naomi Chiuyee Chan, PMHNP-BC, RN's National Provider Identifier (NPI) is 1831791235, issued on Nov 10, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Naomi Chiuyee Chan, PMHNP-BC, RN located?

The NPPES record lists a practice address at 310 8TH St, Oakland, CA, 94607. Phone: (510) 735-3900. Providers update this record themselves, so call before visiting.

How can I verify Naomi Chiuyee Chan, PMHNP-BC, RN's license?

NPPES lists California license number 95016070, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Naomi Chiuyee Chan, PMHNP-BC, RN prescribe under Medicare Part D?

In 2024, Naomi Chiuyee Chan, PMHNP-BC, RN had 1,065 Medicare Part D claims for 70 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.