Sinduja Lakkunarajah, MD
NPI 1801246921 · Pediatric Adolescent Medicine Physician · Sioux Falls, SD
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sinduja Lakkunarajah, MD is a Pediatric Adolescent Medicine Physician provider in Sioux Falls, SD (NPI 1801246921).
Provider details
- NPI number
- 1801246921
- Entity type
- Individual
- Primary specialty
- Pediatric Adolescent Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 69767-20 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2016-06-20
- Last updated
- 2025-08-15
- Certified
- 2025-08-15
Frequently asked questions
- What is Sinduja Lakkunarajah's NPI number?
- Sinduja Lakkunarajah's National Provider Identifier (NPI) is 1801246921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sinduja Lakkunarajah's specialty?
- Sinduja Lakkunarajah is listed in the NPPES registry with a primary specialty of Pediatric Adolescent Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sinduja Lakkunarajah located?
- Sinduja Lakkunarajah's practice location on file with NPPES is 1600 W 22nd St, Sioux Falls, SD 57105-1521.
- What is Sinduja Lakkunarajah's phone number?
- The practice phone number listed in the NPPES registry for Sinduja Lakkunarajah is (605) 312-1000.
- Does Sinduja Lakkunarajah accept Medicare?
- Sinduja Lakkunarajah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sinduja Lakkunarajah's NPI active?
- Yes — Sinduja Lakkunarajah's NPI (1801246921) is active in the NPPES registry as of the last update on 2025-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.