IndividualActive
Walter O'Brien, MD
NPI 1730173360 · Urology Physician · Leesburg, VA
Walter O'Brien, MD is a Urology Physician provider in Leesburg, VA (NPI 1730173360).
Provider details
- NPI number
- 1730173360
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101038671 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
19415 Deerfield Avenue, Suite 112
Leesburg, VA 20176-8470
Phone: (703) 724-1195
Fax: (703) 724-4495
Street-level locationGet directions
Mailing address
9815 Spring Ridge Ln
Vienna, VA 22182-1453
Registry dates
- Enumerated
- 2005-09-09
- Last updated
- 2024-01-10
- Certified
- 2024-01-10
Frequently asked questions
- What is Walter O'Brien's NPI number?
- Walter O'Brien's National Provider Identifier (NPI) is 1730173360, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter O'Brien's specialty?
- Walter O'Brien is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Walter O'Brien located?
- Walter O'Brien's practice location on file with NPPES is 19415 Deerfield Avenue, Suite 112, Leesburg, VA 20176-8470.
- What is Walter O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Walter O'Brien is (703) 724-1195.
- Is Walter O'Brien's NPI active?
- Yes — Walter O'Brien's NPI (1730173360) is active in the NPPES registry as of the last update on 2024-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.