Ruth Chacko, M.D.
NPI 1093754715 · Emergency Medicine Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Chacko, M.D. is a Emergency Medicine Physician provider in Saint Louis, MO (NPI 1093754715).
Provider details
- NPI number
- 1093754715
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- R9305 (MO)
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
20 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
- 2006-06-06
- Last updated
- 2009-05-26
Frequently asked questions
- What is Ruth Chacko's NPI number?
- Ruth Chacko's National Provider Identifier (NPI) is 1093754715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Chacko's specialty?
- Ruth Chacko is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruth Chacko located?
- Ruth Chacko's practice location on file with NPPES is 6420 Clayton Rd, Saint Louis, MO 63117-1811.
- What is Ruth Chacko's phone number?
- The practice phone number listed in the NPPES registry for Ruth Chacko is (314) 768-8000.
- Does Ruth Chacko accept Medicare?
- Ruth Chacko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Chacko's NPI active?
- Yes — Ruth Chacko's NPI (1093754715) is active in the NPPES registry as of the last update on 2009-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.