London Margerum
NPI 1083492201 · Addiction (Substance Use Disorder) Counselor · Euclid, OH
London Margerum is a Addiction (Substance Use Disorder) Counselor provider in Euclid, OH (NPI 1083492201).
Provider details
- NPI number
- 1083492201
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 185657 (OH)
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
2 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
- 2023-09-19
- Last updated
- 2023-09-19
- Certified
- 2023-09-19
Frequently asked questions
- What is London Margerum's NPI number?
- London Margerum's National Provider Identifier (NPI) is 1083492201, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is London Margerum's specialty?
- London Margerum is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is London Margerum located?
- London Margerum's practice location on file with NPPES is 22639 Euclid Ave, Euclid, OH 44117-1622.
- What is London Margerum's phone number?
- The practice phone number listed in the NPPES registry for London Margerum is (216) 466-3952.
- Is London Margerum's NPI active?
- Yes — London Margerum's NPI (1083492201) is active in the NPPES registry as of the last update on 2023-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.