NPPES file of Aug 9, 2026

Kalynn Yastro, F.N.P.

Family Nurse Practitioner · Oakley, CA

Kalynn Yastro, F.N.P. is a family nurse practitioner with a practice address in Oakley, California, and NPI 1043766678, issued on Sep 1, 2016. Check the license (California 95004910, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043766678
Name
Kalynn Yastro
Credential
F.N.P.
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
95004910 CA
95040546 CA
Self-reported in NPPES; status is on the state search
Practice location
2021 Main St, Oakley, CA 94561
Phone
(925) 776-8200
Enumerated
Sep 1, 2016
Record last updated
Sep 1, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20180205001572); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2016
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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8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

Also registered at 2021 Main St

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

  1. Sarah Broome, PAPhysician Assistant1174962054
  2. Crystal ChanPhysician Assistant1629781703
  3. Shuinn Chang, NPNurse Practitioner1003249244
  4. Yue FengFamily Medicine Physician1114902285
  5. Josephine Githua, NPFamily Medicine Physician1033589486
  6. Edward Kim, MDFamily Medicine Physician1124342977

Verify Kalynn Yastro 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 95004910    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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Bills Medicare through one group practice

  1. County OF San MateoDaly City, CA

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

Kalynn Yastro among 16,966 family nurse practitioner records in California

Kalynn Yastro, F.N.P. 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 2016, is newer than 35% of them.

  • NPI issued2016 · 35% of these records are older, 60% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2016 · median 2019 among the 6,793 with a school on file
  • Record last updated2016 · 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).

2 family nurse practitioner records list a practice address in Oakley

They are 2 of the 197 NPPES records with a practice address in Oakley, and 16,966 family nurse practitioner records in California.

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

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Tracie BrownOakley, CA 945611518705565
  2. Meghana BachuNewark, CA 945601588287676
  3. Melchor Beltran, NP-CNewark, CA 945601104235183
  4. Peter Kusnierczyk, FNP MSNNewark, CA 945601316093362
  5. Ogunremi Ogunlana, RN, MSN, PHN, FNPNewark, CA 945601104903574
  6. Mayurkumar Patel, NP-CNewark, CA 945601003454018
  7. Angela Reyes, NPNewark, CA 945601033825880
  8. Samuel Samson, NPNewark, CA 945601689387045

Common questions

What is Kalynn Yastro, F.N.P.'s NPI number?

Kalynn Yastro, F.N.P.'s National Provider Identifier (NPI) is 1043766678, issued on Sep 1, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Kalynn Yastro, F.N.P. located?

The NPPES record lists a practice address at 2021 Main St, Oakley, CA, 94561. Phone: (925) 776-8200. Providers update this record themselves, so call before visiting.

How can I verify Kalynn Yastro, F.N.P.'s license?

NPPES lists California license number 95004910, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.