Grace Keenan, M.D., CEO
NPI 1770518821 · Internal Medicine Physician · Ashburn, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Keenan, M.D., CEO is a Internal Medicine Physician provider in Ashburn, VA (NPI 1770518821).
Provider details
- NPI number
- 1770518821
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., CEO
- Sex
- Female
- Sole proprietor
- No
- License
- 0101041478 (VA)
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
- 2006-07-11
- Last updated
- 2016-02-23
Frequently asked questions
- What is Grace Keenan's NPI number?
- Grace Keenan's National Provider Identifier (NPI) is 1770518821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Keenan's specialty?
- Grace Keenan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Keenan located?
- Grace Keenan's practice location on file with NPPES is 21785 Filigree Ct, Ashburn, VA 20147-6213.
- What is Grace Keenan's phone number?
- The practice phone number listed in the NPPES registry for Grace Keenan is (703) 554-1100.
- Does Grace Keenan accept Medicare?
- Grace Keenan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Keenan's NPI active?
- Yes — Grace Keenan's NPI (1770518821) is active in the NPPES registry as of the last update on 2016-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.