Mark Gregg, RN
NPI 1053258921 · Student in an Organized Health Care Education/Training Program · Bethesda, MD
Mark Gregg, RN is a Student in an Organized Health Care Education/Training Program provider in Bethesda, MD (NPI 1053258921).
Provider details
- NPI number
- 1053258921
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- RN9639547 (FL)
Specialties & taxonomies
- Student in an Organized Health Care Education/Training ProgramPrimary390200000XLicense RN9639547 (FL)
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2026-04-30
- Last updated
- 2026-04-30
- Certified
- 2026-04-30
Frequently asked questions
- What is Mark Gregg's NPI number?
- Mark Gregg's National Provider Identifier (NPI) is 1053258921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Gregg's specialty?
- Mark Gregg is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Mark Gregg located?
- Mark Gregg's practice location on file with NPPES is 4301 Jones Bridge Rd, Bethesda, MD 20814-4799.
- What is Mark Gregg's phone number?
- The practice phone number listed in the NPPES registry for Mark Gregg is (301) 295-9004.
- Is Mark Gregg's NPI active?
- Yes — Mark Gregg's NPI (1053258921) is active in the NPPES registry as of the last update on 2026-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.