Mark Swisher, MD
NPI 1558365528 · Internal Medicine Physician · Lexington, KY
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Swisher, MD is a Internal Medicine Physician provider in Lexington, KY (NPI 1558365528).
Provider details
- NPI number
- 1558365528
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24436 (KY)
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
21 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
- 2005-06-08
- Last updated
- 2012-01-09
Frequently asked questions
- What is Mark Swisher's NPI number?
- Mark Swisher's National Provider Identifier (NPI) is 1558365528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Swisher's specialty?
- Mark Swisher is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Swisher located?
- Mark Swisher's practice location on file with NPPES is 1221 S Broadway, Lexington, KY 40504-2701.
- What is Mark Swisher's phone number?
- The practice phone number listed in the NPPES registry for Mark Swisher is (859) 258-4530.
- Does Mark Swisher accept Medicare?
- Mark Swisher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Swisher's NPI active?
- Yes — Mark Swisher's NPI (1558365528) is active in the NPPES registry as of the last update on 2012-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.