Poornaashri Malarvannan, MD
NPI 1164162947 · Pediatrics Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Poornaashri Malarvannan, MD is a Pediatrics Physician provider in Saint Louis, MO (NPI 1164162947).
Provider details
- NPI number
- 1164162947
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
83% 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
- 2022-03-30
- Last updated
- 2025-06-24
- Certified
- 2025-06-24
Frequently asked questions
- What is Poornaashri Malarvannan's NPI number?
- Poornaashri Malarvannan's National Provider Identifier (NPI) is 1164162947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Poornaashri Malarvannan's specialty?
- Poornaashri Malarvannan is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Poornaashri Malarvannan located?
- Poornaashri Malarvannan's practice location on file with NPPES is 1465 S Grand Blvd, Saint Louis, MO 63104-1003.
- What is Poornaashri Malarvannan's phone number?
- The practice phone number listed in the NPPES registry for Poornaashri Malarvannan is (314) 268-4070.
- Does Poornaashri Malarvannan accept Medicare?
- Poornaashri Malarvannan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Poornaashri Malarvannan's NPI active?
- Yes — Poornaashri Malarvannan's NPI (1164162947) is active in the NPPES registry as of the last update on 2025-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.