Marion Koso-Thomas, M.D
NPI 1467674937 · Pediatrics Physician · Rockville, MD
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marion Koso-Thomas, M.D is a Pediatrics Physician provider in Rockville, MD (NPI 1467674937).
Provider details
- NPI number
- 1467674937
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD0056182 (MD)
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
19 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
- 2007-05-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marion Koso-Thomas's NPI number?
- Marion Koso-Thomas's National Provider Identifier (NPI) is 1467674937, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marion Koso-Thomas's specialty?
- Marion Koso-Thomas is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Marion Koso-Thomas located?
- Marion Koso-Thomas's practice location on file with NPPES is 3815 Terrawood Ct, Rockville, MD 20853-3288.
- What is Marion Koso-Thomas's phone number?
- The practice phone number listed in the NPPES registry for Marion Koso-Thomas is (301) 570-4064.
- Does Marion Koso-Thomas accept Medicare?
- Marion Koso-Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marion Koso-Thomas's NPI active?
- Yes — Marion Koso-Thomas's NPI (1467674937) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.