Thomas M. Wallace, M.D.
Critical Care Medicine (Internal Medicine) Physician · Modesto, CA
Thomas M. Wallace, M.D. is a critical care medicine (internal medicine) physician with a practice address in Modesto, California, and NPI 1679641666, issued on Nov 30, 2006. Check the license (California G42269, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thomas M. Wallace
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- G42269 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1441 Florida Ave, Modesto, CA 95350
- Phone
- (209) 576-3525
- Enumerated
- Nov 30, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (209) 576-3544
- Medicare enrollment
- Enrolled (PECOS I20090911000381); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 1979
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 723 in California → Look up another NPI →
Also registered at 1441 Florida Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Husam Abdulnour, M.DPediatrics Physician1740451749
- Mohammed Abo Khamis, M.D.Pulmonary Disease Physician1508098419
- Thadeo Aceves, PA-CPhysician Assistant1821358375
- Arya AfzaliStudent in an Organized Health Care Education/Training Program1841975646
- Sheena Allen, PAMedical Physician Assistant1134473564
- Angel Arellano, PA-CPhysician Assistant1114864634
Verify Thomas M. Wallace in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G42269Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
511 Medicare Part D claims for 226 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 20 claims were for opioids.
Most prescribed
- Furosemide31 claims
- Atorvastatin Calcium21 claims
- Carvedilol20 claims
- Amoxicillin-Clavulanate Potass18 claims
- Eliquis18 claims
- Levofloxacin17 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.
The MIPS final score for 2023 (Medicare payment program): 71.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $19.85
1 payment: food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 2,708 providers of this specialty with any payment received $2,958.68 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
- Hospitalists OF Modesto Medical Group IncManteca, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas M. Wallace among 723 critical care medicine (internal medicine) physician records in California
Thomas M. Wallace, M.D. is one of 723 critical care medicine (internal medicine) physician records with a practice address in California. 87% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 60% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1979 · median 2005 among the 559 with a school on file
- Record last updated2007 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in California
There are 723 critical care medicine (internal medicine) physician records in California.
All 723 in California → Every provider in Modesto → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Brett Farley, M.D.Modesto, CA 953501790896009
- Pietro Pecci, M.D.Modesto, CA 953501366510356
- Ramanjeet Singh, MDModesto, CA 953501922196328
- Patrick Wong, D.OModesto, CA 953501740445279
- Amr Al-Bacil, MDModesto, CA 953551538134374
- Ylaine Rose Aldeguer, M.D.Modesto, CA 953551699089557
- Rim Atoui, MDModesto, CA 953551750587101
- Samuel BakerModesto, CA 953551275517070
Common questions
What is Thomas M. Wallace, M.D.'s NPI number?
Thomas M. Wallace, M.D.'s National Provider Identifier (NPI) is 1679641666, issued on Nov 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas M. Wallace, M.D. located?
The NPPES record lists a practice address at 1441 Florida Ave, Modesto, CA, 95350. Phone: (209) 576-3525. Providers update this record themselves, so call before visiting.
How can I verify Thomas M. Wallace, M.D.'s license?
NPPES lists California license number G42269, 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 Thomas M. Wallace, M.D. prescribe under Medicare Part D?
In 2024, Thomas M. Wallace, M.D. had 511 Medicare Part D claims for 226 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is Thomas M. Wallace, M.D.'s MIPS final score?
The 2023 MIPS final score is 71.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.