Marcellus R. Cephas, MD LLC
NPI 1538548664 · Prescribing (Medical) Psychologist · Glen Burnie, MD
Marcellus R. Cephas, MD LLC is a Prescribing (Medical) Psychologist organization in Glen Burnie, MD (NPI 1538548664).
Provider details
- NPI number
- 1538548664
- Entity type
- Organization
- Primary specialty
- Prescribing (Medical) PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Marcellus Cephas, Medical Director(301) 891-2077
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
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
11 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
- 2015-05-21
- Last updated
- 2015-05-21
Frequently asked questions
- What is Marcellus R. Cephas, MD LLC's NPI number?
- Marcellus R. Cephas, MD LLC's National Provider Identifier (NPI) is 1538548664, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marcellus R. Cephas, MD LLC?
- Marcellus R. Cephas, MD LLC is classified in the NPPES registry as Prescribing (Medical) Psychologist (Behavioral Health & Social Service Providers).
- Where is Marcellus R. Cephas, MD LLC located?
- Marcellus R. Cephas, MD LLC's practice location on file with NPPES is 1405 Madison Park Dr, Glen Burnie, MD 21061-5627.
- What is Marcellus R. Cephas, MD LLC's phone number?
- The practice phone number listed in the NPPES registry for Marcellus R. Cephas, MD LLC is (410) 487-6302.
- Who is the authorized official for Marcellus R. Cephas, MD LLC?
- The authorized official listed on Marcellus R. Cephas, MD LLC's NPPES record is Marcellus Cephas, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marcellus R. Cephas, MD LLC's NPI active?
- Yes — Marcellus R. Cephas, MD LLC's NPI (1538548664) is active in the NPPES registry as of the last update on 2015-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.