Washington Internal Medicine Group
NPI 1750302840 · Internal Medicine Physician · Washington, DC
Washington Internal Medicine Group is a Internal Medicine Physician organization in Washington, DC (NPI 1750302840).
Provider details
- NPI number
- 1750302840
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Lowell Weiss, President/Physician(202) 338-5050
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
- 2006-07-22
- Last updated
- 2020-08-22
Frequently asked questions
- What is Washington Internal Medicine Group's NPI number?
- Washington Internal Medicine Group's National Provider Identifier (NPI) is 1750302840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Washington Internal Medicine Group?
- Washington Internal Medicine Group is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Washington Internal Medicine Group located?
- Washington Internal Medicine Group's practice location on file with NPPES is 730 24th St Nw, Washington, DC 20037-2543.
- What is Washington Internal Medicine Group's phone number?
- The practice phone number listed in the NPPES registry for Washington Internal Medicine Group is (202) 338-5050.
- Who is the authorized official for Washington Internal Medicine Group?
- The authorized official listed on Washington Internal Medicine Group's NPPES record is Lowell Weiss, President/Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Washington Internal Medicine Group's NPI active?
- Yes — Washington Internal Medicine Group's NPI (1750302840) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.