Mariles Viloria-Grageda, M.D.
NPI 1255371738 · Psychiatry Physician · Washington, DC
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariles Viloria-Grageda, M.D. is a Psychiatry Physician provider in Washington, DC (NPI 1255371738).
Provider details
- NPI number
- 1255371738
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD600003129 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- 6910 Richmond Hwy Ste 110Alexandria, VA 22306-1850Phone: (703) 660-8100Fax: (703) 768-0103
Registry dates
- Enumerated
- 2006-06-06
- Last updated
- 2024-11-05
- Certified
- 2024-11-05
Frequently asked questions
- What is Mariles Viloria-Grageda's NPI number?
- Mariles Viloria-Grageda's National Provider Identifier (NPI) is 1255371738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariles Viloria-Grageda's specialty?
- Mariles Viloria-Grageda is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mariles Viloria-Grageda located?
- Mariles Viloria-Grageda's practice location on file with NPPES is 1730 Rhode Island Ave Nw Ste 502, Washington, DC 20036-3117.
- What is Mariles Viloria-Grageda's phone number?
- The practice phone number listed in the NPPES registry for Mariles Viloria-Grageda is (202) 902-7324.
- Does Mariles Viloria-Grageda accept Medicare?
- Mariles Viloria-Grageda is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariles Viloria-Grageda's NPI active?
- Yes — Mariles Viloria-Grageda's NPI (1255371738) is active in the NPPES registry as of the last update on 2024-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.