Donald Weiss, M.D.
NPI 1639103914 · Radiation Oncology Physician · Manchester, NH
Donald Weiss, M.D. is a Radiation Oncology Physician provider in Manchester, NH (NPI 1639103914).
Provider details
- NPI number
- 1639103914
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4899 (NH)
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
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
- 2006-07-10
- Last updated
- 2007-07-16
Frequently asked questions
- What is Donald Weiss's NPI number?
- Donald Weiss's National Provider Identifier (NPI) is 1639103914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Weiss's specialty?
- Donald Weiss is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Weiss located?
- Donald Weiss's practice location on file with NPPES is 1 Elliot Way, Manchester, NH 03103-3502.
- What is Donald Weiss's phone number?
- The practice phone number listed in the NPPES registry for Donald Weiss is (603) 663-1800.
- Is Donald Weiss's NPI active?
- Yes — Donald Weiss's NPI (1639103914) is active in the NPPES registry as of the last update on 2007-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.