NPPES file of Aug 9, 2026

Claire Schloemer Shaffer, NP

Family Nurse Practitioner · Costa Mesa, CA

Claire Schloemer Shaffer, NP is a family nurse practitioner with a practice address in Costa Mesa, California, and NPI 1669198024, issued on Oct 18, 2022. Check the license (California 95022335, 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
1669198024
Name
Claire Schloemer Shaffer
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95022335 CA
Self-reported in NPPES; status is on the state search
Practice location
338 Bucknell RD, Costa Mesa, CA 92626
Phone
(949) 307-4611
Enumerated
Oct 18, 2022
Record last updated
Oct 18, 2022
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.
Download card Updates feed

8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

Verify Claire Schloemer Shaffer 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 95022335    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

73% fewer Medicare Part D claims than the average family nurse practitioner in 2024

358 Medicare Part D claims for 43 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Claire Shaffer358
  2. Specialty average1,305

Most prescribed

  1. Eliquis21 claims
  2. Escitalopram Oxalate20 claims
  3. Mirtazapine20 claims
  4. Divalproex Sodium18 claims
  5. Atorvastatin Calcium16 claims
  6. Levothyroxine Sodium15 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.

Claire Schloemer Shaffer among 16,966 family nurse practitioner records in California

Claire Schloemer Shaffer, 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 2022, is newer than 68% of them.

  • NPI issued2022 · 68% of these records are older, 25% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2022 · 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).

71 family nurse practitioner records list a practice address in Costa Mesa

They are 71 of the 4,286 NPPES records with a practice address in Costa Mesa, and 16,966 family nurse practitioner records in California.

All 16,966 in California → Every provider in Costa Mesa → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Andrea Beyaoju, NURSE PRACTITIONERCosta Mesa, CA 926261720520182
  2. Susan FlamingCosta Mesa, CA 926261780093237
  3. Arnold FrancoCosta Mesa, CA 926261518417633
  4. Suzanne Larkin, FNP-CCosta Mesa, CA 926261053358044
  5. Kendra Latty, FNP-CCosta Mesa, CA 926261659763589
  6. Shelly Lummus, FNPCosta Mesa, CA 926261649474545
  7. Jamila Ponder, F.N.P.-CCosta Mesa, CA 926261124215165
  8. Charlotte Russell, RNPCosta Mesa, CA 926261780636555

Common questions

What is Claire Schloemer Shaffer, NP's NPI number?

Claire Schloemer Shaffer, NP's National Provider Identifier (NPI) is 1669198024, issued on Oct 18, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Claire Schloemer Shaffer, NP located?

The NPPES record lists a practice address at 338 Bucknell RD, Costa Mesa, CA, 92626. Phone: (949) 307-4611. Providers update this record themselves, so call before visiting.

How can I verify Claire Schloemer Shaffer, NP's license?

NPPES lists California license number 95022335, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Claire Schloemer Shaffer, NP prescribe under Medicare Part D?

In 2024, Claire Schloemer Shaffer, NP had 358 Medicare Part D claims for 43 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.