Michael Mardiney, III, M.D. P.A.
NPI 1407239510 · Allergy & Immunology Physician · Ellicott City, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Mardiney, III, M.D. P.A. is a Allergy & Immunology Physician organization in Ellicott City, MD (NPI 1407239510).
Provider details
- NPI number
- 1407239510
- Entity type
- Organization
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Mardiney, President(410) 377-6638
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
10 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
- 2015-07-07
- Last updated
- 2015-07-07
Frequently asked questions
- What is Michael Mardiney, III, M.D. P.A.'s NPI number?
- Michael Mardiney, III, M.D. P.A.'s National Provider Identifier (NPI) is 1407239510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael Mardiney, III, M.D. P.A.?
- Michael Mardiney, III, M.D. P.A. is classified in the NPPES registry as Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Mardiney, III, M.D. P.A. located?
- Michael Mardiney, III, M.D. P.A.'s practice location on file with NPPES is 3105 N Ridge Rd, Ellicott City, MD 21043-3348.
- What is Michael Mardiney, III, M.D. P.A.'s phone number?
- The practice phone number listed in the NPPES registry for Michael Mardiney, III, M.D. P.A. is (410) 461-7660.
- Does Michael Mardiney, III, M.D. P.A. accept Medicare?
- Michael Mardiney, III, M.D. P.A. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Michael Mardiney, III, M.D. P.A.?
- The authorized official listed on Michael Mardiney, III, M.D. P.A.'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 Mardiney, III, M.D. P.A.'s NPI active?
- Yes — Michael Mardiney, III, M.D. P.A.'s NPI (1407239510) is active in the NPPES registry as of the last update on 2015-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.