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Dennis Ritter, M.D.
NPI 1437155421 · Anesthesiology Physician · St. Louis, MO
Dennis Ritter, M.D. is a Anesthesiology Physician provider in St. Louis, MO (NPI 1437155421).
Provider details
- NPI number
- 1437155421
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- R2K25 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
615 S New Ballas Rd
Sjmmc Dept of Anes
St. Louis, MO 63141
Phone: (636) 386-9224
Fax: (636) 386-7679
Street-level locationGet directions
Mailing address
339 Consort Dr
Ballwin, MO 63011-4439
Registry dates
- Enumerated
- 2005-06-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Dennis Ritter's NPI number?
- Dennis Ritter's National Provider Identifier (NPI) is 1437155421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Ritter's specialty?
- Dennis Ritter is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Ritter located?
- Dennis Ritter's practice location on file with NPPES is 615 S New Ballas Rd, St. Louis, MO 63141.
- What is Dennis Ritter's phone number?
- The practice phone number listed in the NPPES registry for Dennis Ritter is (636) 386-9224.
- Is Dennis Ritter's NPI active?
- Yes — Dennis Ritter's NPI (1437155421) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.