James Speiser M.D.
About this NPIWhat this record shows.
NPI 1841272804 is registered to James Speiser M.D., a Internal Medicine practising at 12345 W Bend Dr, Suite 300 in Saint Louis, Missouri. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. James Speiser M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2005.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 0400009· Issued by UHC MEDICARE COMPLETE
- 0404109MO· Issued by UHC PCP
- 127521MO· Issued by GHP PCP
- A10037MO· Issued by MERCY
- 105421MO· Issued by BCBS
- 165271MO· Issued by GHP RHEUMO SPEC
- 122951MO· Issued by HEALTHLINK
- 000000010037MO· Issued by ESSENCE PCP
- 000000010714MO· Issued by ESSENCE RHEUMA
- 3200009MO· Issued by UHC RHEUM SPEC
- 4135004MO· Issued by AETNA
Source: NPPES public registry.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans James Speiser M.D. accepts. To confirm in-network status with your specific health plan, contact James Speiser M.D. directly at (314) 849-6000.
Frequently asked
Yes. NPI 1841272804 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (314) 849-6000.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. James Speiser M.D. is a Type-1 individual NPI.