NPPES file of Aug 9, 2026

Ashlee Arnold, DO

Family Medicine Physician · Mather, CA

Ashlee Arnold, DO is a family medicine physician with a practice address in Mather, California, and NPI 1497457766, issued on Mar 20, 2023. Check the license (California 20A23340, 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
1497457766
Name
Ashlee Arnold
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A23340 CA
Self-reported in NPPES; status is on the state search
Practice location
10535 Hospital Way Bldg 650, Mather, CA 95655
Phone
(916) 843-7000
Enumerated
Mar 20, 2023
Record last updated
Jul 9, 2026
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 10535 Hospital Way Bldg 650

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

  1. Meredith Goodwin, M.D.Family Medicine Physician1457385924
  2. Kristen Lee, FNPFamily Nurse Practitioner1760249429
  3. Marie RossiInternal Medicine Physician1922503408

Verify Ashlee Arnold in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A23340
    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

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92% fewer Medicare Part D claims than the average family medicine physician in 2024

294 Medicare Part D claims for 64 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Ashlee Arnold294
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate17 claims
  2. Atorvastatin Calcium12 claims
  3. Levothyroxine Sodium12 claims
  4. Lisinopril12 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.

9 family medicine physician records list a practice address in Mather

They are 9 of the 398 NPPES records with a practice address in Mather, and 17,133 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Ashlee Arnold, DO's NPI number?

Ashlee Arnold, DO's National Provider Identifier (NPI) is 1497457766, issued on Mar 20, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Ashlee Arnold, DO located?

The NPPES record lists a practice address at 10535 Hospital Way Bldg 650, Mather, CA, 95655. Phone: (916) 843-7000. Providers update this record themselves, so call before visiting.

How can I verify Ashlee Arnold, DO's license?

NPPES lists California license number 20A23340, 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 Ashlee Arnold, DO prescribe under Medicare Part D?

In 2024, Ashlee Arnold, DO had 294 Medicare Part D claims for 64 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.