William Kostman, M.D.
NPI 1912986506 · Orthopaedic Surgery Physician · Creve Coeur, MO
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kostman, M.D. is a Orthopaedic Surgery Physician provider in Creve Coeur, MO (NPI 1912986506).
Provider details
- NPI number
- 1912986506
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 113686 (MO)
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
20 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
- 2006-01-11
- Last updated
- 2023-05-24
- Certified
- 2023-05-24
Frequently asked questions
- What is William Kostman's NPI number?
- William Kostman's National Provider Identifier (NPI) is 1912986506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kostman's specialty?
- William Kostman is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Kostman located?
- William Kostman's practice location on file with NPPES is 10448 Old Olive St Rd, Creve Coeur, MO 63141.
- What is William Kostman's phone number?
- The practice phone number listed in the NPPES registry for William Kostman is (314) 597-8887.
- Does William Kostman accept Medicare?
- William Kostman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kostman's NPI active?
- Yes — William Kostman's NPI (1912986506) is active in the NPPES registry as of the last update on 2023-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.