NPPES file of Aug 9, 2026

Shayne Alan Mason, NP

Psychiatric/Mental Health Nurse Practitioner · San Francisco, CA

Shayne Alan Mason, NP is a psychiatric/mental health nurse practitioner with a practice address in San Francisco, California, and NPI 1952588709, issued on Jan 23, 2008. Check the license (California 21026, 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
1952588709
Name
Shayne Alan Mason
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
21026 CA
746300 CA
Self-reported in NPPES; status is on the state search
Practice location
2210 Clay St, San Francisco, CA 94115
Phone
(415) 776-4647
Enumerated
Jan 23, 2008
Record last updated
Jan 29, 2019 (not updated in 7 years: call before relying on the address or phone)
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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Also registered at 2210 Clay St

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

  1. Luis Alberto FloresCommunity Health Worker1255077459
  2. Jonathan BennettCounselor1881017572
  3. Jessica BoccardoDay Training/Habilitation Specialist1245027663
  4. Billy ChaeCounselor1982925012
  5. Fatimah DalilDay Training/Habilitation Specialist1598646606
  6. Gabrielle DarcuielCommunity Health Worker1679175129

Verify Shayne Alan Mason 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 21026
    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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96% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

37 Medicare Part D claims for 14 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Shayne Mason37
  2. Specialty average906

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.

Shayne Alan Mason among 4,226 psychiatric/mental health nurse practitioner records in California

Shayne Alan Mason, NP 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 2008, is newer than 7% of them.

  • NPI issued2008 · 7% of these records are older, 91% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileNo · 46% of these records are
  • Record last updated2019 · 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. Steve Dang, PMHNPSan Francisco, CA 941151225672900
  2. Monica Lee, RNSan Francisco, CA 941151639676307
  3. Karen Moise, N.P.San Francisco, CA 941151407917511
  4. Farhiya Ali, PMHNP-BCSan Francisco, CA 941141346199106
  5. Logan Berrian, PMHNP-BCSan Francisco, CA 941141477939577
  6. Christopher Betley, NPSan Francisco, CA 941141922695501
  7. Mildred Blandamer, FAMILY PMHNP-BCSan Francisco, CA 941141932420239
  8. Daisy Drayton, DNPSan Francisco, CA 941141770680860

Common questions

What is Shayne Alan Mason, NP's NPI number?

Shayne Alan Mason, NP's National Provider Identifier (NPI) is 1952588709, issued on Jan 23, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Shayne Alan Mason, NP located?

The NPPES record lists a practice address at 2210 Clay St, San Francisco, CA, 94115. Phone: (415) 776-4647. Providers update this record themselves, so call before visiting.

How can I verify Shayne Alan Mason, NP's license?

NPPES lists California license number 21026, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Shayne Alan Mason, NP prescribe under Medicare Part D?

In 2024, Shayne Alan Mason, NP had 37 Medicare Part D claims for 14 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.