NPPES file of Aug 9, 2026

Shannon Chakedis

Nurse Practitioner · Walnut Creek, CA

Shannon Chakedis is a nurse practitioner with a practice address in Walnut Creek, California, and NPI 1134527690, issued on Dec 16, 2014. Check the license (California NP95010200, 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
1134527690
Name
Shannon Chakedis
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
NP95010200 CA
766408 CA
COA.18791-NP OH
Self-reported in NPPES; status is on the state search
Practice location
177 LA Casa Via Ste 390, Walnut Creek, CA 94598
Phone
(925) 692-5610
Enumerated
Dec 16, 2014
Record last updated
Jul 11, 2025
Medicare enrollment
Enrolled (PECOS I20230601001773); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 177 LA Casa Via Ste 390

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

  1. Hangama Abassi, N.P.Nurse Practitioner1487083655
  2. Sarah Buenviaje, M.S.N., O.N.P.Nurse Practitioner1588716971
  3. Aditi Choudhry, M.D.Hematology & Oncology Physician1427218908
  4. Mary Angelyn Clark, MSN, APRNNurse Practitioner1053887455
  5. Cameron Fisher, PAPhysician Assistant1073187936
  6. Ammara Gill, MDHematology & Oncology Physician1447482096

Verify Shannon Chakedis 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 NP95010200
    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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54% more Medicare Part D claims than the average nurse practitioner in 2024

1,705 Medicare Part D claims for 578 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 84 claims were for opioids.

  1. Shannon Chakedis1,705
  2. Specialty average1,109

Most prescribed

  1. Anastrozole102 claims
  2. Hydroxyurea65 claims
  3. Letrozole64 claims
  4. Ondansetron Hcl60 claims
  5. Acyclovir54 claims
  6. Prochlorperazine Maleate48 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.

Industry payments in 2024: $678.50

29 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shannon Chakedis$678.50
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. John Muir Physician NetworkPleasant Hill, CA

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

Shannon Chakedis among 8,223 nurse practitioner records in California

Shannon Chakedis is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 42% of them.

  • NPI issued2014 · 42% of these records are older, 55% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2015 · median 2017 among the 3,425 with a school on file
  • Record last updated2025 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

70 nurse practitioner records list a practice address in Walnut Creek

They are 70 of the 6,170 NPPES records with a practice address in Walnut Creek, and 8,223 nurse practitioner records in California.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Sarah Berg, NPWalnut Creek, CA 945981427062975
  2. Emily Brama, RN, MSN, FNP, NP-CWalnut Creek, CA 945981952696684
  3. Sarah Buenviaje, M.S.N., O.N.P.Walnut Creek, CA 945981588716971
  4. Kathleen Fitterer, N.P.Walnut Creek, CA 945981649439126
  5. Allison Hanson, NPWalnut Creek, CA 945981376537589
  6. Amy Inouye, NPWalnut Creek, CA 945981780740332
  7. Olga Izmaylova, NPWalnut Creek, CA 945981568647543
  8. Leah Juhle, MSN, NP-CWalnut Creek, CA 945981255570750

Common questions

What is Shannon Chakedis's NPI number?

Shannon Chakedis's National Provider Identifier (NPI) is 1134527690, issued on Dec 16, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Chakedis located?

The NPPES record lists a practice address at 177 LA Casa Via Ste 390, Walnut Creek, CA, 94598. Phone: (925) 692-5610. Providers update this record themselves, so call before visiting.

How can I verify Shannon Chakedis's license?

NPPES lists California license number NP95010200, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Shannon Chakedis prescribe under Medicare Part D?

In 2024, Shannon Chakedis had 1,705 Medicare Part D claims for 578 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.