Medical Specialists of St Lukes LLC
NPI 1396798054 · Internal Medicine Physician · Chesterfield, MO
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Medical Specialists of St Lukes LLC is a Internal Medicine Physician organization in Chesterfield, MO (NPI 1396798054).
Provider details
- NPI number
- 1396798054
- Entity type
- Organization
- Primary specialty
- Internal Medicine 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
- Allergy & Immunology Physician207K00000X
Allopathic & Osteopathic Physicians
- Gastroenterology Physician207RG0100X
Allopathic & Osteopathic Physicians
- Nephrology Physician207RN0300X
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Rheumatology Physician207RR0500X
Allopathic & Osteopathic Physicians
- Infectious Disease Physician207RI0200X
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
4 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 (3)
- 111 Saint Lukes Center Dr Ste 40Chesterfield, MO 63017-3509Phone: (314) 864-6266Fax: (314) 590-5451
- 226 S Woods Mill Rd Ste 47wChesterfield, MO 63017-3663Phone: (314) 205-6600Fax: (314) 590-5941
- 5551 Winghaven Blvd Ste 260O Fallon, MO 63368-3630Phone: (314) 205-6600
Registry dates
- Enumerated
- 2006-05-17
- Last updated
- 2026-02-24
- Certified
- 2026-02-24
Frequently asked questions
- What is Medical Specialists of St Lukes LLC's NPI number?
- Medical Specialists of St Lukes LLC's National Provider Identifier (NPI) is 1396798054, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Medical Specialists of St Lukes LLC?
- Medical Specialists of St Lukes LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Medical Specialists of St Lukes LLC located?
- Medical Specialists of St Lukes LLC's practice location on file with NPPES is 222 S Woods Mill Rd Ste 750n, Chesterfield, MO 63017-3653.
- What is Medical Specialists of St Lukes LLC's phone number?
- The practice phone number listed in the NPPES registry for Medical Specialists of St Lukes LLC is (314) 205-6600.
- Does Medical Specialists of St Lukes LLC accept Medicare?
- Medical Specialists of St Lukes 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 Medical Specialists of St Lukes LLC?
- The authorized official listed on Medical Specialists of St Lukes 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 Medical Specialists of St Lukes LLC's NPI active?
- Yes — Medical Specialists of St Lukes LLC's NPI (1396798054) is active in the NPPES registry as of the last update on 2026-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.