Acn Medical Group INC in Millbrae, CA
This organization bills under NPI 1154747020, an organization record issued on Mar 14, 2014 with the primary taxonomy Internal Medicine Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1154747020
- Legal name
- Acn Medical Group INC
- Entity
- Type 2 · organization
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 423 BROADWAY SUITE 604, Millbrae, CA 94030
- Phone
- 650-732-9721
- Enumerated
- Mar 14, 2014
- Record updated
- Jul 25, 2014
- Authorized official
- Owner (title as filed)
2 clinicians CMS lists with Acn Medical Group in Millbrae
- Melissa Frederick, MDInternal Medicine Physician1033238076
- Andrew Ng, MDInternal Medicine Physician1871716910
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the California secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.