Theo Heller, MD
NPI 1457342305 · Gastroenterology Physician · Bethesda, MD
Theo Heller, MD is a Gastroenterology Physician provider in Bethesda, MD (NPI 1457342305).
Provider details
- NPI number
- 1457342305
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0043914 (MD)
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
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
- 2005-10-31
- Last updated
- 2009-08-06
Frequently asked questions
- What is Theo Heller's NPI number?
- Theo Heller's National Provider Identifier (NPI) is 1457342305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theo Heller's specialty?
- Theo Heller is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Theo Heller located?
- Theo Heller's practice location on file with NPPES is 8600 Old Georgetown Rd, Bethesda, MD 20814-1422.
- What is Theo Heller's phone number?
- The practice phone number listed in the NPPES registry for Theo Heller is (301) 896-3517.
- Is Theo Heller's NPI active?
- Yes — Theo Heller's NPI (1457342305) is active in the NPPES registry as of the last update on 2009-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.