Registry data as of Aug 27, 2026

Morgan Theis, M.D.

Family Medicine Physician · Sonoma, CA

Morgan Theis, M.D. is a family medicine physician with a practice address in Sonoma, California, and NPI 1124361258, issued on Mar 27, 2013. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1124361258
Name
Morgan Theis
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
Practice location
19270 Sonoma Hwy, Sonoma, CA 95476
Phone
(707) 939-6070
Enumerated
Mar 27, 2013
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 19270 Sonoma Hwy

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

  1. Steven Brewer, FNPFamily Nurse Practitioner1235020991
  2. Mei Ou, NPFamily Nurse Practitioner1538783956
  3. Ajeet Sidhu, M.D.Family Medicine Physician1932515772
  4. Jing Zhao, MDInternal Medicine Physician1376621862

Verify Morgan Theis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

84% fewer Medicare Part D claims than the average family medicine physician in 2024

578 Medicare Part D claims for 78 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Morgan Theis578
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium67 claims
  2. Albuterol Sulfate Hfa33 claims
  3. Gabapentin24 claims
  4. Hydrochlorothiazide23 claims
  5. Metformin Hcl21 claims
  6. Sertraline Hcl21 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.

One hospital or facility affiliation

  1. Planned Parenthood Mar Monte IncMerced, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

20 family medicine physician records list a Sonoma practice address

They are 20 of the 395 NPPES records with a Sonoma practice address, and 16,272 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 Morgan Theis, M.D.'s NPI number?

Morgan Theis, M.D.'s National Provider Identifier (NPI) is 1124361258, issued on Mar 27, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Morgan Theis, M.D. located?

The NPPES record lists a practice address at 19270 Sonoma Hwy, Sonoma, CA, 95476. Phone: (707) 939-6070. Providers update this record themselves, so call before visiting.

How can I verify Morgan Theis, M.D.'s license?

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 Morgan Theis, M.D. prescribe under Medicare Part D?

In 2024, Morgan Theis, M.D. had 578 Medicare Part D claims for 78 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.