Marion Williams
NPI 1225708977 · Addiction (Substance Use Disorder) Counselor · Baltimore, MD
Marion Williams is a Addiction (Substance Use Disorder) Counselor provider in Baltimore, MD (NPI 1225708977).
Provider details
- NPI number
- 1225708977
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 2501 (MD)
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
4 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
- 2021-09-15
- Last updated
- 2021-09-15
- Certified
- 2021-09-15
Frequently asked questions
- What is Marion Williams's NPI number?
- Marion Williams's National Provider Identifier (NPI) is 1225708977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marion Williams's specialty?
- Marion Williams is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Marion Williams located?
- Marion Williams's practice location on file with NPPES is 1801 Cherry Hill Rd, Baltimore, MD 21230-3503.
- What is Marion Williams's phone number?
- The practice phone number listed in the NPPES registry for Marion Williams is (410) 354-2800.
- Is Marion Williams's NPI active?
- Yes — Marion Williams's NPI (1225708977) is active in the NPPES registry as of the last update on 2021-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.