Ganesh Sivakumar
NPI 1619626728 · Internal Medicine Physician · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ganesh Sivakumar is a Internal Medicine Physician provider in New York, NY (NPI 1619626728).
Provider details
- NPI number
- 1619626728
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 338168 (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
4 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
- 2022-03-23
- Last updated
- 2025-11-07
- Certified
- 2025-11-07
Frequently asked questions
- What is Ganesh Sivakumar's NPI number?
- Ganesh Sivakumar's National Provider Identifier (NPI) is 1619626728, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ganesh Sivakumar's specialty?
- Ganesh Sivakumar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ganesh Sivakumar located?
- Ganesh Sivakumar's practice location on file with NPPES is 38 E 32nd St Fl 9, New York, NY 10016-5563.
- What is Ganesh Sivakumar's phone number?
- The practice phone number listed in the NPPES registry for Ganesh Sivakumar is (212) 725-2660.
- Does Ganesh Sivakumar accept Medicare?
- Ganesh Sivakumar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ganesh Sivakumar's NPI active?
- Yes — Ganesh Sivakumar's NPI (1619626728) is active in the NPPES registry as of the last update on 2025-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.