Donald Colbourn, MD
NPI 1184684235 · Hematology & Oncology Physician · New York, NY
Donald Colbourn, MD is a Hematology & Oncology Physician provider in New York, NY (NPI 1184684235).
Provider details
- NPI number
- 1184684235
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 00G654860 (CA)
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
- 2006-03-24
- Last updated
- 2015-04-20
Frequently asked questions
- What is Donald Colbourn's NPI number?
- Donald Colbourn's National Provider Identifier (NPI) is 1184684235, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Colbourn's specialty?
- Donald Colbourn is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Colbourn located?
- Donald Colbourn's practice location on file with NPPES is 51 W 51st St, New York, NY 10019-6113.
- What is Donald Colbourn's phone number?
- The practice phone number listed in the NPPES registry for Donald Colbourn is (212) 326-5723.
- Is Donald Colbourn's NPI active?
- Yes — Donald Colbourn's NPI (1184684235) is active in the NPPES registry as of the last update on 2015-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.