NPPES file of Aug 9, 2026

Leandra Lyon, DO

Family Medicine Physician · Grass Valley, CA

Leandra Lyon, DO is a family medicine physician with a practice address in Grass Valley, California, and NPI 1790281053, issued on Apr 4, 2018. Check the license (California 20A17756, as entered in NPPES) on the Medical Board of California; 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
1790281053
Name
Leandra Lyon
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
20A17756 CA
17756 CA
Self-reported in NPPES; status is on the state search
Practice location
10058 Wolf RD, Grass Valley, CA 95949
Phone
(530) 745-1500
Enumerated
Apr 4, 2018
Record last updated
Sep 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210714001947); 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 10058 Wolf RD

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

  1. Kay Drengler, DOFamily Medicine Physician1558472159
  2. Seema Maple, M.D.Family Medicine Physician1407952294
  3. Debra SettlemierFamily Nurse Practitioner1609604263
  4. Alice Shallcross, DOFamily Medicine Physician1073045308
  5. Jackson Wang, MDNephrology Physician1003183617

Verify Leandra Lyon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A17756
    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
Open 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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6% fewer Medicare Part D claims than the average family medicine physician in 2024

3,314 Medicare Part D claims for 295 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 173 claims were for opioids.

  1. Leandra Lyon3,314
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium226 claims
  2. Levothyroxine Sodium167 claims
  3. Losartan Potassium123 claims
  4. Gabapentin108 claims
  5. Amlodipine Besylate94 claims
  6. Duloxetine Hcl90 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.

Bills Medicare through one group practice

  1. Sutter Valley Medical FoundationGrass Valley, CA

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

Leandra Lyon among 17,133 family medicine physician records in California

Leandra Lyon, DO is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.

  • NPI issued2018 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2018 · median 2005 among the 10,652 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 family medicine physician records list a practice address in Grass Valley

They are 36 of the 1,540 NPPES records with a practice address in Grass Valley, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Kay Drengler, DOGrass Valley, CA 959491558472159
  2. Charlene Hauser, MDGrass Valley, CA 959491629230149
  3. Seema Maple, M.D.Grass Valley, CA 959491407952294
  4. Alice Shallcross, DOGrass Valley, CA 959491073045308
  5. Hossein Abed-Amoli, M.D.Gridley, CA 959481861595233
  6. Sharia Bokhari, PAGridley, CA 959481659132207
  7. Maralee Bowers, M.D.Gridley, CA 959481457360927
  8. James Brown, D.O.Gridley, CA 959481659473486

Common questions

What is Leandra Lyon, DO's NPI number?

Leandra Lyon, DO's National Provider Identifier (NPI) is 1790281053, issued on Apr 4, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Leandra Lyon, DO located?

The NPPES record lists a practice address at 10058 Wolf RD, Grass Valley, CA, 95949. Phone: (530) 745-1500. Providers update this record themselves, so call before visiting.

How can I verify Leandra Lyon, DO's license?

NPPES lists California license number 20A17756, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Leandra Lyon, DO prescribe under Medicare Part D?

In 2024, Leandra Lyon, DO had 3,314 Medicare Part D claims for 295 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.