Thomas Gutmann, M.D.
NPI 1437165834 · Internal Medicine Physician · Saint Charles, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Gutmann, M.D. is a Internal Medicine Physician provider in Saint Charles, MO (NPI 1437165834).
Provider details
- NPI number
- 1437165834
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036090509 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
535 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 357 | $93 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 78 | $124 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 47 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 37 | $63 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 16 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 160 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Simvastatin | 589 | 167 |
| Levothyroxine Sodium | 504 | 132 |
| Amlodipine Besylate | 428 | 133 |
| Atorvastatin Calcium | 396 | 115 |
| Losartan Potassium | 333 | 106 |
| Lisinopril | 295 | 91 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (1)
- 3009 N Ballas RdBldg A, Suite 315Saint Louis, MO 63131-2322Phone: (314) 996-5900Fax: (314) 996-5910
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2020-10-22
- Certified
- 2020-10-22
Frequently asked questions
- What is Thomas Gutmann's NPI number?
- Thomas Gutmann's National Provider Identifier (NPI) is 1437165834, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Gutmann's specialty?
- Thomas Gutmann is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Gutmann located?
- Thomas Gutmann's practice location on file with NPPES is 1475 Kisker Rd Ste 200, Saint Charles, MO 63304-8788.
- What is Thomas Gutmann's phone number?
- The practice phone number listed in the NPPES registry for Thomas Gutmann is (636) 498-5850.
- Does Thomas Gutmann accept Medicare?
- Thomas Gutmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Gutmann's NPI active?
- Yes — Thomas Gutmann's NPI (1437165834) is active in the NPPES registry as of the last update on 2020-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.