Mark Keiser, D.D.S.
NPI 1124315833 · Periodontics · Owings Mills, MD
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Keiser, D.D.S. is a Periodontics provider in Owings Mills, MD (NPI 1124315833).
Provider details
- NPI number
- 1124315833
- Entity type
- Individual
- Primary specialty
- PeriodonticsDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- MD6692 (MD)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2011-07-01
- Last updated
- 2011-07-01
Frequently asked questions
- What is Mark Keiser's NPI number?
- Mark Keiser's National Provider Identifier (NPI) is 1124315833, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Keiser's specialty?
- Mark Keiser is listed in the NPPES registry with a primary specialty of Periodontics (Dental Providers).
- Where is Mark Keiser located?
- Mark Keiser's practice location on file with NPPES is 66 Painters Mill Rd, Owings Mills, MD 21117-3641.
- What is Mark Keiser's phone number?
- The practice phone number listed in the NPPES registry for Mark Keiser is (410) 363-3780.
- Does Mark Keiser accept Medicare?
- Mark Keiser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Keiser's NPI active?
- Yes — Mark Keiser's NPI (1124315833) is active in the NPPES registry as of the last update on 2011-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.