IndividualActive
Kartik Gannamaneni
NPI 1821801671 · Internal Medicine Physician · Berwyn, IL
Kartik Gannamaneni is a Internal Medicine Physician provider in Berwyn, IL (NPI 1821801671).
Provider details
- NPI number
- 1821801671
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 125.087752 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
3249 Oak Park Ave
Berwyn, IL 60402-0715
Phone: (708) 783-3425
Street-level locationGet directions
Mailing address
3249 Oak Park Ave
Berwyn, IL 60402-0715
Registry dates
- Enumerated
- 2025-01-27
- Last updated
- 2026-05-27
- Certified
- 2026-05-27
Frequently asked questions
- What is Kartik Gannamaneni's NPI number?
- Kartik Gannamaneni's National Provider Identifier (NPI) is 1821801671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kartik Gannamaneni's specialty?
- Kartik Gannamaneni is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kartik Gannamaneni located?
- Kartik Gannamaneni's practice location on file with NPPES is 3249 Oak Park Ave, Berwyn, IL 60402-0715.
- What is Kartik Gannamaneni's phone number?
- The practice phone number listed in the NPPES registry for Kartik Gannamaneni is (708) 783-3425.
- Is Kartik Gannamaneni's NPI active?
- Yes — Kartik Gannamaneni's NPI (1821801671) is active in the NPPES registry as of the last update on 2026-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.