Klaus Bielefeldt, MD
NPI 1114999612 · Gastroenterology Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Klaus Bielefeldt, MD is a Gastroenterology Physician provider in Pittsburgh, PA (NPI 1114999612).
Provider details
- NPI number
- 1114999612
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD422706 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
- 2006-02-07
- Last updated
- 2021-10-21
- Certified
- 2021-10-21
Frequently asked questions
- What is Klaus Bielefeldt's NPI number?
- Klaus Bielefeldt's National Provider Identifier (NPI) is 1114999612, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Klaus Bielefeldt's specialty?
- Klaus Bielefeldt is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Klaus Bielefeldt located?
- Klaus Bielefeldt's practice location on file with NPPES is 200 Lothrop St, Pittsburgh, PA 15213-2546.
- What is Klaus Bielefeldt's phone number?
- The practice phone number listed in the NPPES registry for Klaus Bielefeldt is (412) 648-9130.
- Does Klaus Bielefeldt accept Medicare?
- Klaus Bielefeldt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Klaus Bielefeldt's NPI active?
- Yes — Klaus Bielefeldt's NPI (1114999612) is active in the NPPES registry as of the last update on 2021-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.