IndividualActive
Catherine Semenoff, N.P
NPI 1720355845 · Surgery Physician · Washington, DC
Catherine Semenoff, N.P is a Surgery Physician provider in Washington, DC (NPI 1720355845).
Provider details
- NPI number
- 1720355845
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- N.P
- Sex
- Female
- Sole proprietor
- No
- License
- RN1008752 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
110 Irving St Nw
Washington, DC 20010-3017
Phone: (202) 877-7347
Fax: (202) 877-7302
Street-level locationGet directions
Mailing address
110 Irving St Nw
Washington, DC 20010-3017
Registry dates
- Enumerated
- 2011-11-17
- Last updated
- 2011-11-17
Frequently asked questions
- What is Catherine Semenoff's NPI number?
- Catherine Semenoff's National Provider Identifier (NPI) is 1720355845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Semenoff's specialty?
- Catherine Semenoff is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Semenoff located?
- Catherine Semenoff's practice location on file with NPPES is 110 Irving St Nw, Washington, DC 20010-3017.
- What is Catherine Semenoff's phone number?
- The practice phone number listed in the NPPES registry for Catherine Semenoff is (202) 877-7347.
- Is Catherine Semenoff's NPI active?
- Yes — Catherine Semenoff's NPI (1720355845) is active in the NPPES registry as of the last update on 2011-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.