Katherine Mahon, MD
NPI 1689139909 · Urology Physician · Providence, RI
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Mahon, MD is a Urology Physician provider in Providence, RI (NPI 1689139909).
Provider details
- NPI number
- 1689139909
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD20668 (RI)
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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 195 Collyer St Ste 201Providence, RI 02904-1869Phone: (401) 272-7799Fax: (401) 453-9078
Registry dates
- Enumerated
- 2019-02-01
- Last updated
- 2026-03-10
- Certified
- 2026-03-10
Frequently asked questions
- What is Katherine Mahon's NPI number?
- Katherine Mahon's National Provider Identifier (NPI) is 1689139909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Mahon's specialty?
- Katherine Mahon is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Mahon located?
- Katherine Mahon's practice location on file with NPPES is 2 Dudley St Ste 175185, Providence, RI 02905-3236.
- What is Katherine Mahon's phone number?
- The practice phone number listed in the NPPES registry for Katherine Mahon is (401) 421-0710.
- Does Katherine Mahon accept Medicare?
- Katherine Mahon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Mahon's NPI active?
- Yes — Katherine Mahon's NPI (1689139909) is active in the NPPES registry as of the last update on 2026-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.