Physician Practice & Research LLC
NPI 1851565444 · Nephrology Physician · Lansdowne, VA
Physician Practice & Research LLC is a Nephrology Physician organization in Lansdowne, VA (NPI 1851565444).
Provider details
- NPI number
- 1851565444
- Entity type
- Organization
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Oscar Adler, Owner(703) 723-5555
- License
- D0063101 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2008-04-15
- Last updated
- 2012-02-23
Frequently asked questions
- What is Physician Practice & Research LLC's NPI number?
- Physician Practice & Research LLC's National Provider Identifier (NPI) is 1851565444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Physician Practice & Research LLC?
- Physician Practice & Research LLC is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Physician Practice & Research LLC located?
- Physician Practice & Research LLC's practice location on file with NPPES is 19415 Deerfield Ave, Lansdowne, VA 20176-8452.
- What is Physician Practice & Research LLC's phone number?
- The practice phone number listed in the NPPES registry for Physician Practice & Research LLC is (703) 723-5555.
- Who is the authorized official for Physician Practice & Research LLC?
- The authorized official listed on Physician Practice & Research LLC's NPPES record is Oscar Adler, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Physician Practice & Research LLC's NPI active?
- Yes — Physician Practice & Research LLC's NPI (1851565444) is active in the NPPES registry as of the last update on 2012-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.