Mark Cotlar, M.D.
NPI 1689740276 · Internal Medicine Physician · Indianapolis, IN
Mark Cotlar, M.D. is a Internal Medicine Physician provider in Indianapolis, IN (NPI 1689740276).
Provider details
- NPI number
- 1689740276
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01038105 (IN)
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
19 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
- 2006-11-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Cotlar's NPI number?
- Mark Cotlar's National Provider Identifier (NPI) is 1689740276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Cotlar's specialty?
- Mark Cotlar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Cotlar located?
- Mark Cotlar's practice location on file with NPPES is 1623 Lancaster Ct, Indianapolis, IN 46260-1617.
- What is Mark Cotlar's phone number?
- The practice phone number listed in the NPPES registry for Mark Cotlar is (317) 876-7903.
- Is Mark Cotlar's NPI active?
- Yes — Mark Cotlar's NPI (1689740276) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.