Mark Gerum, MSW, LCSW, MPH
NPI 1558503854 · Clinical Social Worker · Honolulu, HI
Mark Gerum, MSW, LCSW, MPH is a Clinical Social Worker provider in Honolulu, HI (NPI 1558503854).
Provider details
- NPI number
- 1558503854
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LCSW, MPH
- Sex
- Male
- Sole proprietor
- No
- License
- 3480 (HI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-04-01
- Last updated
- 2009-04-01
Frequently asked questions
- What is Mark Gerum's NPI number?
- Mark Gerum's National Provider Identifier (NPI) is 1558503854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Gerum's specialty?
- Mark Gerum is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Gerum located?
- Mark Gerum's practice location on file with NPPES is Tripler Army Medical Center, 1 Jarrett White Road, Honolulu, HI 96859.
- What is Mark Gerum's phone number?
- The practice phone number listed in the NPPES registry for Mark Gerum is (808) 433-7480.
- Is Mark Gerum's NPI active?
- Yes — Mark Gerum's NPI (1558503854) is active in the NPPES registry as of the last update on 2009-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.