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Lynn Obrien, MD
NPI 1164418000 · Family Medicine Physician · Fairfax, VA
Lynn Obrien, MD is a Family Medicine Physician provider in Fairfax, VA (NPI 1164418000).
Provider details
- NPI number
- 1164418000
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0101037102 (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
3650 Joseph Siewick Dr
Suite 400
Fairfax, VA 22033-1710
Phone: (703) 391-2020
Fax: (703) 391-1211
Street-level locationGet directions
Mailing address
950n Glebe Rd 4000
Arlington, VA 22203-1824
Registry dates
- Enumerated
- 2005-09-26
- Last updated
- 2023-11-27
- Certified
- 2020-10-17
Frequently asked questions
- What is Lynn Obrien's NPI number?
- Lynn Obrien's National Provider Identifier (NPI) is 1164418000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynn Obrien's specialty?
- Lynn Obrien is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lynn Obrien located?
- Lynn Obrien's practice location on file with NPPES is 3650 Joseph Siewick Dr, Fairfax, VA 22033-1710.
- What is Lynn Obrien's phone number?
- The practice phone number listed in the NPPES registry for Lynn Obrien is (703) 391-2020.
- Is Lynn Obrien's NPI active?
- Yes — Lynn Obrien's NPI (1164418000) is active in the NPPES registry as of the last update on 2023-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.