4h Medical LLC
NPI 1902067655 · Primary Care Clinic/Center · Herndon, VA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
4h Medical LLC is a Primary Care Clinic/Center organization in Herndon, VA (NPI 1902067655).
Provider details
- NPI number
- 1902067655
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Han Tonthat, Officer(703) 840-0610
Specialties & taxonomies
Ambulatory Health Care Facilities
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
Other names (DBA / former)
- Doing business as
- Prime Health
Registry dates
- Enumerated
- 2008-06-24
- Last updated
- 2021-09-17
- Certified
- 2021-09-17
Frequently asked questions
- What is 4h Medical LLC's NPI number?
- 4h Medical LLC's National Provider Identifier (NPI) is 1902067655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is 4h Medical LLC?
- 4h Medical LLC is classified in the NPPES registry as Primary Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is 4h Medical LLC located?
- 4h Medical LLC's practice location on file with NPPES is 1035 Sterling Rd Ste 104, Herndon, VA 20170-3838.
- What is 4h Medical LLC's phone number?
- The practice phone number listed in the NPPES registry for 4h Medical LLC is (703) 840-0610.
- Does 4h Medical LLC accept Medicare?
- 4h Medical LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for 4h Medical LLC?
- The authorized official listed on 4h Medical LLC's NPPES record is Han Tonthat, Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is 4h Medical LLC's NPI active?
- Yes — 4h Medical LLC's NPI (1902067655) is active in the NPPES registry as of the last update on 2021-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.