Stephen Dierdorf, MD
NPI 1285742213 · Pediatric Anesthesiology Physician · Indianapolis, IN
Stephen Dierdorf, MD is a Pediatric Anesthesiology Physician provider in Indianapolis, IN (NPI 1285742213).
Provider details
- NPI number
- 1285742213
- Entity type
- Individual
- Primary specialty
- Pediatric Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01024461A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-08-29
- Last updated
- 2009-12-04
Frequently asked questions
- What is Stephen Dierdorf's NPI number?
- Stephen Dierdorf's National Provider Identifier (NPI) is 1285742213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Dierdorf's specialty?
- Stephen Dierdorf is listed in the NPPES registry with a primary specialty of Pediatric Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Dierdorf located?
- Stephen Dierdorf's practice location on file with NPPES is 1120 South Dr, Indianapolis, IN 46202-5135.
- What is Stephen Dierdorf's phone number?
- The practice phone number listed in the NPPES registry for Stephen Dierdorf is (317) 274-0273.
- Is Stephen Dierdorf's NPI active?
- Yes — Stephen Dierdorf's NPI (1285742213) is active in the NPPES registry as of the last update on 2009-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.