Physician Profile
Unclaimed ProfileAbout WALTER
Based in Maryville, IL, Michael J Walter, MD is listed in the NPI registry under critical care (intensivists). Michael graduated from Saint Louis University School of Medicine in 1990. Michael is also listed as specialising in pulmonary disease and critical care medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Walter?
Dr. Walter is a critical care (intensivists) in Maryville, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CRITICAL CARE (INTENSIVISTS)”.
NPI registry
What is Dr. Walter's address?
Dr. Walter is listed at 6812 STATE ROUTE 162 STE 202, Maryville, IL 62062. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Walter?
The number on file is (618) 288-6844. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Walter?
Dr. Walter's National Provider Identifier is 1629096359. 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 Dr. Walter train?
Dr. Walter attended Saint Louis University School of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Walter have?
Dr. Walter has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Walter perform?
According to Medicare billing data, Dr. Walter provides treatments such as test to determine lung volumes using sensors and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Walter's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Walter. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (618) 288-6844
- Email not available
Practice Locations
6812 STATE ROUTE 162 STE 202
Maryville, IL 62062
Procedures Most Often Billed to Medicare
730 services · 565 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Test to determine lung volumes using sensors | Treatment | 94726 |
113 |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
111 |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
95 |
| Test for exercise-induced lung stress | Treatment | 94618 |
54 |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
19 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
166 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
110 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
46 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
16 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Other critical cares in Maryville 2
Same specialty, same city.
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1990 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Test to determine lung volumes using sensors 8
Providers in IL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.