NPPES file of Aug 9, 2026

Timothy C. Saunders, MD

Emergency Medicine Physician · Healdsburg, CA

Timothy C. Saunders, MD is an emergency medicine physician with a practice address in Healdsburg, California, and NPI 1164623476, issued on May 31, 2007. Check the license (California A127711, 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
1164623476
Name
Timothy C. Saunders
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
A127711 CA
M8977 TX
Self-reported in NPPES; status is on the state search
Practice location
9335 Highway 128, Healdsburg, CA 95448
Phone
(707) 473-0561
Enumerated
May 31, 2007
Record last updated
Oct 1, 2025
Medicaid IDs
204093302 TX
204093301 TX
204093304 TX
204093303 TX
Medicare enrollment
Enrolled (PECOS I20140514000350); accepts Medicare assignment
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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Verify Timothy C. Saunders in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A127711
    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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2.3 times the Medicare Part D claims of the average emergency medicine physician in 2024

522 Medicare Part D claims for 333 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 65 claims were for opioids.

  1. Timothy Saunders522
  2. Specialty average226

Most prescribed

  1. Hydrocodone-Acetaminophen57 claims
  2. Amoxicillin-Clavulanate Potass44 claims
  3. Cephalexin43 claims
  4. Ondansetron Odt37 claims
  5. Albuterol Sulfate Hfa32 claims
  6. Prednisone27 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. San Francisco Emergency Medical AssociatesSan Francisco, 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).

Timothy C. Saunders among 7,751 emergency medicine physician records in California

Timothy C. Saunders, MD is one of 7,751 emergency 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 2007, is newer than 40% of them.

  • NPI issued2007 · 40% of these records are older, 50% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2006 · median 2011 among the 4,560 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 emergency medicine physician records list a practice address in Healdsburg

They are 4 of the 226 NPPES records with a practice address in Healdsburg, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Elizabeth Faulk, M.D.Healdsburg, CA 954481033179882
  2. Andrew Karozos, M.D.Healdsburg, CA 954481871797852
  3. Marc Paris, M.D.Healdsburg, CA 954481114028040
  4. Edward Fedun, MDLakeport, CA 954531982614061
  5. Christian Hackshaw, M.D.Lakeport, CA 954531881637023
  6. Matthew Karp, MDLakeport, CA 954531417282823
  7. Gary Taff, M.D.Little River, CA 954561467577437
  8. Barbara Kilian, MDFort Bragg, CA 954371306869342

Common questions

What is Timothy C. Saunders, MD's NPI number?

Timothy C. Saunders, MD's National Provider Identifier (NPI) is 1164623476, issued on May 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Timothy C. Saunders, MD located?

The NPPES record lists a practice address at 9335 Highway 128, Healdsburg, CA, 95448. Phone: (707) 473-0561. Providers update this record themselves, so call before visiting.

How can I verify Timothy C. Saunders, MD's license?

NPPES lists California license number A127711, 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 Timothy C. Saunders, MD prescribe under Medicare Part D?

In 2024, Timothy C. Saunders, MD had 522 Medicare Part D claims for 333 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.