WALTER M. O'BRIEN MD – NPI #1730173360
Urology

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

WALTER O'BRIEN is an urologist located in LEESBURG, VA. NPPES has assigned the NPI number 1730173360 to WALTER O'BRIEN on September 09, 2005. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI Registry, there are 3 additional location(s) assigned to this provider which are listed below. The primary taxonomy selected by this provider is 208800000X from the Health Care Provider Taxonomy code set, which is classified as Urology.

The NPI profile was previously updated about 2 years ago on Jan 10, 2024. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for WALTER O'BRIEN below.

NPI Profile for
WALTER M. O'BRIEN

NPI Number
1730173360
Enumeration Date

(about 21 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
WALTER M. O'BRIEN
Credentials
MD
Primary location
19415 DEERFIELD AVENUE, SUITE 112
LEESBURG, VA 20176-8470
Phone: (703) 724-1195 Fax: (703) 724-4495
3 Other location(s):
24430 Stone Springs Blvd Unit 100
Dulles, VA 20166-2269
Phone: (703) 724-1195
Fax: (703) 724-4495
224D Cornwall St NW Ste 400
Leesburg, VA 20176-2704
Phone: (703) 443-6733
Fax: (703) 443-6744
1860 Town Center Dr Ste 150
Reston, VA 20190-5905
Phone: (703) 480-0220
Fax: (703) 480-0230
Mailing address
9815 SPRING RIDGE LN
VIENNA, VA 22182-1453
Phone: Fax:
Sole Proprietor
No
Updated
Certification Date
Jan 10, 2024

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for WALTER O'BRIEN

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

See identifiers
DescriptionIssuerStateIdentifier
otherRR MEDICAREDC340018240
otherRRMEDICAREVA340017880
medicaidVA7503326
medicaidVA7503300
medicaidVA1730173360
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
208800000X
- Urology (Primary)
VA 0101038671

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.