Deanna Markley, PA
NPI 1821279381 · Medical Physician Assistant · Reston, VA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deanna Markley, PA is a Medical Physician Assistant provider in Reston, VA (NPI 1821279381).
Provider details
- NPI number
- 1821279381
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 0110840512 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-11-26
- Last updated
- 2015-03-27
Frequently asked questions
- What is Deanna Markley's NPI number?
- Deanna Markley's National Provider Identifier (NPI) is 1821279381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deanna Markley's specialty?
- Deanna Markley is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Deanna Markley located?
- Deanna Markley's practice location on file with NPPES is 12040 S Lakes Dr, Reston, VA 20191-1246.
- What is Deanna Markley's phone number?
- The practice phone number listed in the NPPES registry for Deanna Markley is (703) 464-0686.
- Does Deanna Markley accept Medicare?
- Deanna Markley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deanna Markley's NPI active?
- Yes — Deanna Markley's NPI (1821279381) is active in the NPPES registry as of the last update on 2015-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.