Sylvia K Hollowell
NPI 1851718720 · Health Maintenance Organization · Southfield, MI
Sylvia K Hollowell is a Health Maintenance Organization organization in Southfield, MI (NPI 1851718720).
Provider details
- NPI number
- 1851718720
- Entity type
- Organization
- Primary specialty
- Health Maintenance OrganizationManaged Care Organizations
- Organization subpart
- No
- Authorized official
- Lisa Wan, Ma(248) 559-5640
- License
- 4301068963 (MI)
Specialties & taxonomies
Managed Care Organizations
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
Registry dates
- Enumerated
- 2014-03-27
- Last updated
- 2014-03-27
Frequently asked questions
- What is Sylvia K Hollowell's NPI number?
- Sylvia K Hollowell's National Provider Identifier (NPI) is 1851718720, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sylvia K Hollowell?
- Sylvia K Hollowell is classified in the NPPES registry as Health Maintenance Organization (Managed Care Organizations).
- Where is Sylvia K Hollowell located?
- Sylvia K Hollowell's practice location on file with NPPES is 20905 Greenfield Road, Southfield, MI 48075.
- What is Sylvia K Hollowell's phone number?
- The practice phone number listed in the NPPES registry for Sylvia K Hollowell is (248) 559-5640.
- Who is the authorized official for Sylvia K Hollowell?
- The authorized official listed on Sylvia K Hollowell's NPPES record is Lisa Wan, Ma. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sylvia K Hollowell's NPI active?
- Yes — Sylvia K Hollowell's NPI (1851718720) is active in the NPPES registry as of the last update on 2014-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.