Marla Koroly, MD
NPI 1780677336 · Internal Medicine Physician · Mount Kisco, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marla Koroly, MD is a Internal Medicine Physician provider in Mount Kisco, NY (NPI 1780677336).
Provider details
- NPI number
- 1780677336
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 170687 (NY)
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
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
- 2005-08-30
- Last updated
- 2007-09-24
Frequently asked questions
- What is Marla Koroly's NPI number?
- Marla Koroly's National Provider Identifier (NPI) is 1780677336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marla Koroly's specialty?
- Marla Koroly is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marla Koroly located?
- Marla Koroly's practice location on file with NPPES is 400 E Main St, Mount Kisco, NY 10549-3417.
- What is Marla Koroly's phone number?
- The practice phone number listed in the NPPES registry for Marla Koroly is (914) 666-1200.
- Does Marla Koroly accept Medicare?
- Marla Koroly is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marla Koroly's NPI active?
- Yes — Marla Koroly's NPI (1780677336) is active in the NPPES registry as of the last update on 2007-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.