Infectious Disease Associates, P.A.
NPI 1154434116 · Infectious Disease Physician · Ellicott City, MD
Infectious Disease Associates, P.A. is a Infectious Disease Physician organization in Ellicott City, MD (NPI 1154434116).
Provider details
- NPI number
- 1154434116
- Entity type
- Organization
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Benjamin Landrum, President(410) 418-8550
- License
- D0057970 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Other names (DBA / former)
- Former legal business name
- B. Mark Landrum, M.D., P.A.
Registry dates
- Enumerated
- 2006-08-16
- Last updated
- 2011-03-01
Frequently asked questions
- What is Infectious Disease Associates, P.A.'s NPI number?
- Infectious Disease Associates, P.A.'s National Provider Identifier (NPI) is 1154434116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Infectious Disease Associates, P.A.?
- Infectious Disease Associates, P.A. is classified in the NPPES registry as Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Infectious Disease Associates, P.A. located?
- Infectious Disease Associates, P.A.'s practice location on file with NPPES is 2850 N Ridge Rd, Ellicott City, MD 21043-3464.
- What is Infectious Disease Associates, P.A.'s phone number?
- The practice phone number listed in the NPPES registry for Infectious Disease Associates, P.A. is (410) 418-8550.
- Who is the authorized official for Infectious Disease Associates, P.A.?
- The authorized official listed on Infectious Disease Associates, P.A.'s NPPES record is Benjamin Landrum, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Infectious Disease Associates, P.A.'s NPI active?
- Yes — Infectious Disease Associates, P.A.'s NPI (1154434116) is active in the NPPES registry as of the last update on 2011-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.