OrganizationActive
Thien C. Van & Associates, OD, PC
NPI 1649599358 · Optometrist · Manassas, VA
Thien C. Van & Associates, OD, PC is a Optometrist organization in Manassas, VA (NPI 1649599358).
Provider details
- NPI number
- 1649599358
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Thien Van, President/ Optometrist(703) 257-7580
- License
- 0618001869 (VA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
8300 Sudley Rd
Suite I6
Manassas, VA 20109-3458
Phone: (703) 257-7580
Fax: (703) 257-1455
Street-level locationGet directions
Mailing address
8300 Sudley Rd
Manassas, VA 20109-3458
Registry dates
- Enumerated
- 2010-05-19
- Last updated
- 2010-05-19
Frequently asked questions
- What is Thien C. Van & Associates, OD, PC's NPI number?
- Thien C. Van & Associates, OD, PC's National Provider Identifier (NPI) is 1649599358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thien C. Van & Associates, OD, PC?
- Thien C. Van & Associates, OD, PC is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Thien C. Van & Associates, OD, PC located?
- Thien C. Van & Associates, OD, PC's practice location on file with NPPES is 8300 Sudley Rd, Manassas, VA 20109-3458.
- What is Thien C. Van & Associates, OD, PC's phone number?
- The practice phone number listed in the NPPES registry for Thien C. Van & Associates, OD, PC is (703) 257-7580.
- Who is the authorized official for Thien C. Van & Associates, OD, PC?
- The authorized official listed on Thien C. Van & Associates, OD, PC's NPPES record is Thien Van, President/ Optometrist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thien C. Van & Associates, OD, PC's NPI active?
- Yes — Thien C. Van & Associates, OD, PC's NPI (1649599358) is active in the NPPES registry as of the last update on 2010-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.