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Edit this profileAt a glance
- 1465 S Grand Blvd, Saint Louis, MO 63104
About Dr. Claassen
Colleen C. Claassen, M.D. practices pediatric neonatal-perinatal medicine in Saint Louis, MO. Colleen is also listed as specializing in pediatrics. The provider's National Provider Identifier (NPI) is 1053558932.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (314) 577-5663
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1465 S GRAND BLVD
Saint Louis, MO 63104
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other pediatric neonatals at this location 2
Same specialty, same street address — most likely the same department or group.
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.
Common questions
What kind of doctor is Colleen C. Claassen?
Colleen C. Claassen is a pediatric neonatal in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatric Neonatal-Perinatal Medicine”.
NPI registry
What is Colleen C. Claassen's address?
Colleen C. Claassen is listed at 1465 S Grand Blvd, Saint Louis, MO 63104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Colleen C. Claassen?
The number on file is (314) 577-5663. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Colleen C. Claassen's NPI number?
Colleen C. Claassen's National Provider Identifier is 1053558932. 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
How long has Colleen C. Claassen been practicing?
Colleen C. Claassen has 17+ years experience. Registered with an NPI since 2009. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Colleen C. Claassen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Colleen C. Claassen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.