Thomas Robert Walter, D.O.
Anesthesiology Physician · Mather, CA
Thomas Robert Walter, D.O. is an anesthesiology physician with a practice address in Mather, California, and NPI 1124255757, issued on Jun 22, 2009. Check the license (California 12633, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thomas Robert Walter
- Credential
- D.O.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 12633 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10535 Hospital Way, Mather, CA 95655
- Phone
- (916) 843-7102
- Enumerated
- Jun 22, 2009
- Record last updated
- Feb 11, 2022
- Medicare enrollment
- Enrolled (PECOS I20170712002181); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2005
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 10535 Hospital Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas Robert Walter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 12633Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $35.87
1 payment: food and beverage; the largest payer was Galderma Laboratories, L.P. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Permanente Medical Group IncSan Leandro, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Robert Walter among 7,571 anesthesiology physician records in California
Thomas Robert Walter, D.O. 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 2009, is newer than 61% of them.
- NPI issued2009 · 61% of these records are older, 35% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2005 · median 2006 among the 4,868 with a school on file
- Record last updated2022 · 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).
4 anesthesiology physician records list a practice address in Mather
They are 4 of the 398 NPPES records with a practice address in Mather, and 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in Mather → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Edith Bautista, MDMather, CA 956551124092358
- David Bell, M.D.Mather, CA 956551679559447
- Alison Nielsen, MDMather, CA 956551265536213
- Dondee Almazan, MDRoseville, CA 956611801083241
- Pauldeen DavejanRoseville, CA 956611043063969
- William Fenton, MDRoseville, CA 956611619055373
- Yury Korshkov, MDRoseville, CA 956611639243942
- Samuel Seiden, M.D.Roseville, CA 956611659568558
Common questions
What is Thomas Robert Walter, D.O.'s NPI number?
Thomas Robert Walter, D.O.'s National Provider Identifier (NPI) is 1124255757, issued on Jun 22, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Robert Walter, D.O. located?
The NPPES record lists a practice address at 10535 Hospital Way, Mather, CA, 95655. Phone: (916) 843-7102. Providers update this record themselves, so call before visiting.
How can I verify Thomas Robert Walter, D.O.'s license?
NPPES lists California license number 12633, 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.