Michelle Kallis, M.D.
NPI 1629464045 · Pediatric Surgery Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Kallis, M.D. is a Pediatric Surgery Physician provider in Saint Louis, MO (NPI 1629464045).
Provider details
- NPI number
- 1629464045
- Entity type
- Individual
- Primary specialty
- Pediatric Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA12648700 (NJ)
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 tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 100 Madison Ave Fl 3Morristown, NJ 07960-6136Phone: (908) 522-3523Fax: (908) 522-3525
- 11 Overlook Rd Ste 230Summit, NJ 07901-3580Phone: (908) 522-3523Fax: (908) 522-3525
Registry dates
- Enumerated
- 2015-04-13
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is Michelle Kallis's NPI number?
- Michelle Kallis's National Provider Identifier (NPI) is 1629464045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Kallis's specialty?
- Michelle Kallis is listed in the NPPES registry with a primary specialty of Pediatric Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Michelle Kallis located?
- Michelle Kallis's practice location on file with NPPES is 1 Childrens Pl, Saint Louis, MO 63110-1002.
- What is Michelle Kallis's phone number?
- The practice phone number listed in the NPPES registry for Michelle Kallis is (314) 454-6000.
- Does Michelle Kallis accept Medicare?
- Michelle Kallis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Kallis's NPI active?
- Yes — Michelle Kallis's NPI (1629464045) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.