Mark Dumais, M.D.
NPI 1982690327 · Internal Medicine Physician · La Plata, MD
Mark Dumais, M.D. is a Internal Medicine Physician provider in La Plata, MD (NPI 1982690327).
Provider details
- NPI number
- 1982690327
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0053813 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-09-21
- Last updated
- 2012-06-04
Frequently asked questions
- What is Mark Dumais's NPI number?
- Mark Dumais's National Provider Identifier (NPI) is 1982690327, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Dumais's specialty?
- Mark Dumais is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Dumais located?
- Mark Dumais's practice location on file with NPPES is 500 Charles St, La Plata, MD 20646-5931.
- What is Mark Dumais's phone number?
- The practice phone number listed in the NPPES registry for Mark Dumais is (301) 609-4857.
- Is Mark Dumais's NPI active?
- Yes — Mark Dumais's NPI (1982690327) is active in the NPPES registry as of the last update on 2012-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.