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- 1441 Florida Ave, Modesto, CA 95350
About Dr. Wallace
Thomas M. Wallace, M.D. practices internal medicine in Modesto, CA. Thomas is a 1979 graduate of University of Southern California Keck School of Medicine. Thomas is also listed as specializing in critical care medicine. According to Medicare claims data, Thomas cared for 3,134 Medicare patients across 5,090 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes. The provider's National Provider Identifier (NPI) is 1679641666.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (209) 576-3525
- Email not available
Practice Locations
1441 FLORIDA AVE
Modesto, CA 95350
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
- Heart disease
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
Heart & Circulation
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
5,090 services · 3,134 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
1,925 | More than most peers in Internal Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
1,208 | More than most peers in Internal Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
856 | More than most peers in Internal Medicine |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
718 | More than most peers in Internal Medicine |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
135 | More than most peers in Internal Medicine |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
118 | More than most peers in Internal Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
65 | Less often than most peers in Internal Medicine |
| Advance care planning, first 30 minutes | Office visit | 99497 |
44 | As often as other peers in Internal Medicine |
| Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by t | Billing code | G0316 |
21 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Other internists in Modesto 8
Same specialty, same city.
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 at University of Southern California Keck School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Thomas M. Wallace specialize in?
Thomas M. Wallace is an internist in Modesto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Thomas M. Wallace located?
Thomas M. Wallace is listed at 1441 Florida Ave, Modesto, CA 95350. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Thomas M. Wallace's phone number?
The number on file is (209) 576-3525. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Thomas M. Wallace's NPI number?
Thomas M. Wallace's National Provider Identifier is 1679641666. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Thomas M. Wallace train?
Thomas M. Wallace attended University of Southern California Keck School of Medicine, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How long has Thomas M. Wallace been practicing?
Thomas M. Wallace has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What does Thomas M. Wallace do most often?
According to Medicare billing data, Thomas M. Wallace the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Thomas M. Wallace confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Thomas M. Wallace. If this is you, claiming it is free.
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