Michael R Mardiney Jr MD PA
NPI 1023143138 · Allergy & Immunology Physician · Ellicott City, MD
Michael R Mardiney Jr MD PA is a Allergy & Immunology Physician organization in Ellicott City, MD (NPI 1023143138).
Provider details
- NPI number
- 1023143138
- Entity type
- Organization
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Mardiney, President(410) 461-7660
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)
- Doing business as
- Mardiney Asthma Allergy and Immunology Centers
Registry dates
- Enumerated
- 2007-02-22
- Last updated
- 2008-07-17
Frequently asked questions
- What is Michael R Mardiney Jr MD PA's NPI number?
- Michael R Mardiney Jr MD PA's National Provider Identifier (NPI) is 1023143138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael R Mardiney Jr MD PA?
- Michael R Mardiney Jr MD PA is classified in the NPPES registry as Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael R Mardiney Jr MD PA located?
- Michael R Mardiney Jr MD PA's practice location on file with NPPES is 3105 N Ridge Rd, Ellicott City, MD 21043-3348.
- What is Michael R Mardiney Jr MD PA's phone number?
- The practice phone number listed in the NPPES registry for Michael R Mardiney Jr MD PA is (410) 461-7660.
- Who is the authorized official for Michael R Mardiney Jr MD PA?
- The authorized official listed on Michael R Mardiney Jr MD PA's NPPES record is Michael Mardiney, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael R Mardiney Jr MD PA's NPI active?
- Yes — Michael R Mardiney Jr MD PA's NPI (1023143138) is active in the NPPES registry as of the last update on 2008-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.