Mark Turner, M.D.
NPI 1427010115 · Internal Medicine Physician · Bethesda, MD
Mark Turner, M.D. is a Internal Medicine Physician provider in Bethesda, MD (NPI 1427010115).
Provider details
- NPI number
- 1427010115
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 26948 (KY)
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
- 2006-04-06
- Last updated
- 2025-09-11
Frequently asked questions
- What is Mark Turner's NPI number?
- Mark Turner's National Provider Identifier (NPI) is 1427010115, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Turner's specialty?
- Mark Turner is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Turner located?
- Mark Turner's practice location on file with NPPES is 8901 Wisconsin Ave, Bethesda, MD 20889-0001.
- What is Mark Turner's phone number?
- The practice phone number listed in the NPPES registry for Mark Turner is (301) 295-4330.
- Is Mark Turner's NPI active?
- Yes — Mark Turner's NPI (1427010115) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.