NPPES file of Aug 9, 2026

Myles Julian Ketchum, M.D., PH.D.

Addiction Medicine (Family Medicine) Physician · Santa Rosa, CA

Myles Julian Ketchum, M.D., PH.D. is an addiction medicine (family medicine) physician with a practice address in Santa Rosa, California, and NPI 1093249864, issued on Apr 18, 2017. Check the license (California 1211497, 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
1093249864
Name
Myles Julian Ketchum
Credential
M.D., PH.D.
Primary taxonomy
Addiction Medicine (Family Medicine) Physician 207QA0401X
License numbers
1211497 CA
61-25999 CA
Self-reported in NPPES; status is on the state search
Practice location
2360 Mendocino Ave, Santa Rosa, CA 95403
Phone
(707) 573-5250
Enumerated
Apr 18, 2017
Record last updated
May 27, 2025
Fax
(707) 573-5458
Medicare enrollment
Enrolled (PECOS I20200908000789); accepts Medicare assignment
Medical or professional school
Louisiana State University School Of Medicine In New Orleans, 2017
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 2360 Mendocino Ave

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

  1. Valarie Bochenek, NPEmergency Registered Nurse1962946293
  2. Eugene Field, D.D.SDentist1093988503

Verify Myles Julian Ketchum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 1211497    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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8.5 times the Medicare Part D claims of the average addiction medicine (family medicine) physician in 2024

5,668 Medicare Part D claims for 385 beneficiaries, against an average of 664 among the 581 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 414 claims were for opioids.

  1. Myles Ketchum5,668
  2. Specialty average664

Most prescribed

  1. Gabapentin221 claims
  2. Atorvastatin Calcium170 claims
  3. Levothyroxine Sodium128 claims
  4. Oxycodone Hcl127 claims
  5. Albuterol Sulfate Hfa124 claims
  6. Hydrocodone-Acetaminophen124 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 2 group practices

  1. Shasta Community Health CenterRedding, CA
  2. Sutter Bay Medical FoundationSanta Rosa, CA

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

Addiction Medicine (Family Medicine) Physician providers in California

There are 124 addiction medicine (family medicine) physician records in California.

All 124 in California → Every provider in Santa Rosa →

Other addiction medicine (family medicine) physician records in California

  1. Ariana Abid, MDStanford, CA1285154807
  2. Belis Aladag, MD, MPH, FASAMWalnut Creek, CA1295994275
  3. Marianne Aldridge, M.D.Loma Linda, CA1336311000
  4. Karen Antwiler, M.D.Cathedral City, CA1598255465
  5. Dale Apodaca, M.D.San Diego, CA1598036436
  6. Alexandra Arenson, DOWalnut Creek, CA1689170573
  7. Jonathan Avalos, M.D.Rialto, CA1386050805
  8. Jerry Ayers, MDSan Diego, CA1104977602
  9. Samantha AyoubLoma Linda, CA1346701174
  10. K. BallParadise, CA1659578672

Common questions

What is Myles Julian Ketchum, M.D., PH.D.'s NPI number?

Myles Julian Ketchum, M.D., PH.D.'s National Provider Identifier (NPI) is 1093249864, issued on Apr 18, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Myles Julian Ketchum, M.D., PH.D. located?

The NPPES record lists a practice address at 2360 Mendocino Ave, Santa Rosa, CA, 95403. Phone: (707) 573-5250. Providers update this record themselves, so call before visiting.

How can I verify Myles Julian Ketchum, M.D., PH.D.'s license?

NPPES lists California license number 1211497, 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 Myles Julian Ketchum, M.D., PH.D. prescribe under Medicare Part D?

In 2024, Myles Julian Ketchum, M.D., PH.D. had 5,668 Medicare Part D claims for 385 beneficiaries; the average among addiction medicine (family medicine) physician prescribers was 664. 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.

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.