NPPES file of Aug 9, 2026

Sandra Jean Isaak, NP

Family Nurse Practitioner · Selma, CA

Sandra Jean Isaak, NP is a family nurse practitioner with a practice address in Selma, California, and NPI 1508095654, issued on Jul 10, 2009. Check the license (California RN696113, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508095654
Name
Sandra Jean Isaak
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN696113 CA
Self-reported in NPPES; status is on the state search
Practice location
1141 Rose Ave, Selma, CA 93662
Phone
(559) 891-6244
Enumerated
Jul 10, 2009
Record last updated
Jul 10, 2009 (not updated in 17 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 1141 Rose Ave

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

  1. Navid Ahmadian, M.D.Emergency Medicine Physician1215946553
  2. Joaquin ArambulaEmergency Medicine Physician1871658641
  3. Stephanie Bangerter, NPFamily Nurse Practitioner1841758018
  4. Frank Bravo, C.F.N.PNurse Practitioner1417966763
  5. Aaron Carter, M.D.Emergency Medicine Physician1457359671
  6. Robert Clark, M.D.Diagnostic Radiology Physician1265480602

Verify Sandra Jean Isaak 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 RN696113
    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.

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99% fewer Medicare Part D claims than the average family nurse practitioner in 2024

12 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Sandra Isaak12
  2. Specialty average1,305

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.7
  2. Costout of 100 · 30%97.1
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Sandra Jean Isaak among 16,966 family nurse practitioner records in California

Sandra Jean Isaak, 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 2009, is newer than 15% of them.

  • NPI issued2009 · 15% of these records are older, 83% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2009 · 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).

16 family nurse practitioner records list a practice address in Selma

They are 16 of the 228 NPPES records with a practice address in Selma, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Stephanie Bangerter, NPSelma, CA 936621841758018
  2. Socorro Diaz, FNPSelma, CA 936621336111947
  3. Jennifer Duyst, CFNP, MSNSelma, CA 936621720120777
  4. Cristal Grijalva, NPSelma, CA 936621184174765
  5. Julie Howison, F.N.P.-CSelma, CA 936621811164841
  6. Kathleen Kelley, FNPSelma, CA 936621447479928
  7. Kashmir Reeser, N.P.Selma, CA 936621851793848
  8. Savanna Sanchez, FNP-CSelma, CA 936621215505748

Common questions

What is Sandra Jean Isaak, NP's NPI number?

Sandra Jean Isaak, NP's National Provider Identifier (NPI) is 1508095654, issued on Jul 10, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Sandra Jean Isaak, NP located?

The NPPES record lists a practice address at 1141 Rose Ave, Selma, CA, 93662. Phone: (559) 891-6244. Providers update this record themselves, so call before visiting.

How can I verify Sandra Jean Isaak, NP's license?

NPPES lists California license number RN696113, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Sandra Jean Isaak, NP prescribe under Medicare Part D?

In 2024, Sandra Jean Isaak, NP had 12 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Sandra Jean Isaak, NP's MIPS final score?

The 2023 MIPS final score is 94.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.