Douglas Heller, MD
NPI 1891759056 · Internal Medicine Physician · Lake Katrine, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Heller, MD is a Internal Medicine Physician provider in Lake Katrine, NY (NPI 1891759056).
Provider details
- NPI number
- 1891759056
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1822401 (NY)
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
- 2006-04-14
- Last updated
- 2016-11-17
Frequently asked questions
- What is Douglas Heller's NPI number?
- Douglas Heller's National Provider Identifier (NPI) is 1891759056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Heller's specialty?
- Douglas Heller is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Heller located?
- Douglas Heller's practice location on file with NPPES is 1561 Route 9w, Lake Katrine, NY 12449-5410.
- What is Douglas Heller's phone number?
- The practice phone number listed in the NPPES registry for Douglas Heller is (845) 231-5600.
- Does Douglas Heller accept Medicare?
- Douglas Heller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Heller's NPI active?
- Yes — Douglas Heller's NPI (1891759056) is active in the NPPES registry as of the last update on 2016-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.