Van Amburg & Busiek Mds, LLC
NPI 1134227473 · Hematology & Oncology Physician · Chesterfield, MO
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Van Amburg & Busiek Mds, LLC is a Hematology & Oncology Physician organization in Chesterfield, MO (NPI 1134227473).
Provider details
- NPI number
- 1134227473
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- St. Lukes Medical Group
- Organization subpart
- Yes
- Authorized official
- Darren Haskell, Chief Medical Officer(314) 205-6444
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Medical Oncology Physician207RX0202X
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
2 documented practice locations
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
Additional practice locations (1)
- 5551 Winghaven Blvd Ste 132O Fallon, MO 63368-3618Phone: (636) 695-2525Fax: (636) 695-2528
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2026-03-05
- Certified
- 2026-03-05
Frequently asked questions
- What is Van Amburg & Busiek Mds, LLC's NPI number?
- Van Amburg & Busiek Mds, LLC's National Provider Identifier (NPI) is 1134227473, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Van Amburg & Busiek Mds, LLC?
- Van Amburg & Busiek Mds, LLC is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Van Amburg & Busiek Mds, LLC located?
- Van Amburg & Busiek Mds, LLC's practice location on file with NPPES is 232 S Woods Mill Rd Ste 330e, Chesterfield, MO 63017-3467.
- What is Van Amburg & Busiek Mds, LLC's phone number?
- The practice phone number listed in the NPPES registry for Van Amburg & Busiek Mds, LLC is (314) 205-6737.
- Does Van Amburg & Busiek Mds, LLC accept Medicare?
- Van Amburg & Busiek Mds, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Van Amburg & Busiek Mds, LLC?
- The authorized official listed on Van Amburg & Busiek Mds, LLC's NPPES record is Darren Haskell, Chief Medical Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Van Amburg & Busiek Mds, LLC's NPI active?
- Yes — Van Amburg & Busiek Mds, LLC's NPI (1134227473) is active in the NPPES registry as of the last update on 2026-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.