Marissa Leslie, M.D.
NPI 1417039975 · Child & Adolescent Psychiatry Physician · Rockville, MD
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Leslie, M.D. is a Child & Adolescent Psychiatry Physician provider in Rockville, MD (NPI 1417039975).
Provider details
- NPI number
- 1417039975
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD426645 (PA)
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
- 2006-10-20
- Last updated
- 2014-04-11
Frequently asked questions
- What is Marissa Leslie's NPI number?
- Marissa Leslie's National Provider Identifier (NPI) is 1417039975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Leslie's specialty?
- Marissa Leslie is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Marissa Leslie located?
- Marissa Leslie's practice location on file with NPPES is 14915 Broschart Rd, Rockville, MD 20850-3350.
- What is Marissa Leslie's phone number?
- The practice phone number listed in the NPPES registry for Marissa Leslie is (301) 838-4912.
- Does Marissa Leslie accept Medicare?
- Marissa Leslie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Leslie's NPI active?
- Yes — Marissa Leslie's NPI (1417039975) is active in the NPPES registry as of the last update on 2014-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.