Missouri Hematology & Oncology, P.C.
NPI 1811046949 · Hematology & Oncology Physician · Saint Louis, MO
Missouri Hematology & Oncology, P.C. is a Hematology & Oncology Physician organization in Saint Louis, MO (NPI 1811046949).
Provider details
- NPI number
- 1811046949
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stephen Janney, President(314) 645-3432
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-01-09
- Last updated
- 2020-08-22
Frequently asked questions
- What is Missouri Hematology & Oncology, P.C.'s NPI number?
- Missouri Hematology & Oncology, P.C.'s National Provider Identifier (NPI) is 1811046949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Missouri Hematology & Oncology, P.C.?
- Missouri Hematology & Oncology, P.C. is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Missouri Hematology & Oncology, P.C. located?
- Missouri Hematology & Oncology, P.C.'s practice location on file with NPPES is 6400 Clayton Rd, Saint Louis, MO 63117-1850.
- What is Missouri Hematology & Oncology, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Missouri Hematology & Oncology, P.C. is (314) 645-3432.
- Who is the authorized official for Missouri Hematology & Oncology, P.C.?
- The authorized official listed on Missouri Hematology & Oncology, P.C.'s NPPES record is Stephen Janney, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Missouri Hematology & Oncology, P.C.'s NPI active?
- Yes — Missouri Hematology & Oncology, P.C.'s NPI (1811046949) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.