NPPES file of Aug 9, 2026

Robert Todd Horseman, M.D.

Anesthesiology Physician · Eureka, CA

Robert Todd Horseman, M.D. is an anesthesiology physician with a practice address in Eureka, California, and NPI 1144336264, issued on Aug 22, 2006. Check the license (California G83955, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144336264
Name
Robert Todd Horseman
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
G83955 CA
Self-reported in NPPES; status is on the state search
Practice location
2700 Dolbeer St, Eureka, CA 95501
Phone
(707) 442-4848
Enumerated
Aug 22, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080820000700); accepts Medicare assignment
Medical or professional school
Medical College Of Georgia School Of Medicine, 1992
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 2700 Dolbeer St

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

  1. Sammantha Abbott, DPTPhysical Therapist1659704351
  2. Arshia AkbarStudent in an Organized Health Care Education/Training Program1831941772
  3. Zeena Al Asadi, MDStudent in an Organized Health Care Education/Training Program1568256683
  4. Mohd Nour Al Nigrish, MDStudent in an Organized Health Care Education/Training Program1285573360
  5. Adams Bruce Al-Os, MDStudent in an Organized Health Care Education/Training Program1295538130
  6. Joseph Arcidi, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1528024544

Verify Robert Todd Horseman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G83955
    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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Bills Medicare through one group practice

  1. Anesthesiology Consultants OF Treasure Valley PLLCBoise, ID

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

Robert Todd Horseman among 7,571 anesthesiology physician records in California

Robert Todd Horseman, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 53% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1992 · median 2006 among the 4,868 with a school on file
  • Record last updated2007 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in California

There are 7,571 anesthesiology physician records in California.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Joshua Bondurant, DOEureka, CA 955011053598060
  2. Kevin Brady, MDEureka, CA 955011528002045
  3. Stephen Dieker, MDEureka, CA 955011174731004
  4. Ishai Erez, M.D.Eureka, CA 955011124335625
  5. Jeffrey Johnston, M.D.Eureka, CA 955011356598189
  6. Dennis KnoernschildEureka, CA 955011366731622
  7. Richard Moore, M.D.Eureka, CA 955011043326168
  8. Susan Rydz, M.D.Eureka, CA 955011154696516

Common questions

What is Robert Todd Horseman, M.D.'s NPI number?

Robert Todd Horseman, M.D.'s National Provider Identifier (NPI) is 1144336264, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Todd Horseman, M.D. located?

The NPPES record lists a practice address at 2700 Dolbeer St, Eureka, CA, 95501. Phone: (707) 442-4848. Providers update this record themselves, so call before visiting.

How can I verify Robert Todd Horseman, M.D.'s license?

NPPES lists California license number G83955, 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.

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.