IndividualActive
Holly Thammavongsa
NPI 1689174252 · Behavior Technician · Sterling, VA
Holly Thammavongsa is a Behavior Technician provider in Sterling, VA (NPI 1689174252).
Provider details
- NPI number
- 1689174252
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
46040 Center Oak Plz Ste 150
Sterling, VA 20166-6611
Phone: (703) 997-9494
Street-level locationGet directions
Mailing address
21600 Oxnard St Ste 1800
Woodland Hills, CA 91367-7807
Registry dates
- Enumerated
- 2018-02-20
- Last updated
- 2018-02-20
Frequently asked questions
- What is Holly Thammavongsa's NPI number?
- Holly Thammavongsa's National Provider Identifier (NPI) is 1689174252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Thammavongsa's specialty?
- Holly Thammavongsa is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Holly Thammavongsa located?
- Holly Thammavongsa's practice location on file with NPPES is 46040 Center Oak Plz Ste 150, Sterling, VA 20166-6611.
- What is Holly Thammavongsa's phone number?
- The practice phone number listed in the NPPES registry for Holly Thammavongsa is (703) 997-9494.
- Is Holly Thammavongsa's NPI active?
- Yes — Holly Thammavongsa's NPI (1689174252) is active in the NPPES registry as of the last update on 2018-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.