James Speiser, M.D.
NPI 1841272804 · Internal Medicine Physician · Saint Louis, MO
James Speiser, M.D. is a Internal Medicine Physician provider in Saint Louis, MO (NPI 1841272804).
Provider details
- NPI number
- 1841272804
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- R5A65 (MO)
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 tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2005-11-16
- Last updated
- 2012-10-01
Frequently asked questions
- What is James Speiser's NPI number?
- James Speiser's National Provider Identifier (NPI) is 1841272804, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Speiser's specialty?
- James Speiser is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Speiser located?
- James Speiser's practice location on file with NPPES is 12345 W Bend Dr, Saint Louis, MO 63128-2182.
- What is James Speiser's phone number?
- The practice phone number listed in the NPPES registry for James Speiser is (314) 849-6000.
- Is James Speiser's NPI active?
- Yes — James Speiser's NPI (1841272804) is active in the NPPES registry as of the last update on 2012-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.