Colin Istvan, SAA
NPI 1164295515 · Anesthesiologist Assistant · Atlanta, GA
Enrolled with Medicare as Practitioner - Anesthesiology Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colin Istvan, SAA is a Anesthesiologist Assistant provider in Atlanta, GA (NPI 1164295515).
Provider details
- NPI number
- 1164295515
- Entity type
- Individual
- Primary specialty
- Anesthesiologist AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- SAA
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1405 Clifton Rd NeAtlanta, GA 30322-1059Phone: (404) 785-5437
Registry dates
- Enumerated
- 2023-11-06
- Last updated
- 2024-04-11
- Certified
- 2024-04-11
Frequently asked questions
- What is Colin Istvan's NPI number?
- Colin Istvan's National Provider Identifier (NPI) is 1164295515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colin Istvan's specialty?
- Colin Istvan is listed in the NPPES registry with a primary specialty of Anesthesiologist Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Colin Istvan located?
- Colin Istvan's practice location on file with NPPES is 1364 Clifton Rd Ne, Atlanta, GA 30322-1059.
- What is Colin Istvan's phone number?
- The practice phone number listed in the NPPES registry for Colin Istvan is (404) 712-2000.
- Does Colin Istvan accept Medicare?
- Colin Istvan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colin Istvan's NPI active?
- Yes — Colin Istvan's NPI (1164295515) is active in the NPPES registry as of the last update on 2024-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.