Andrew Allen, PA-C
NPI 1427203595 · Physician Assistant · Reston, VA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Allen, PA-C is a Physician Assistant provider in Reston, VA (NPI 1427203595).
Provider details
- NPI number
- 1427203595
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 0110003832 (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 tenure33% of score
17 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 84 | 41 |
| Metoprolol Succinate | 71 | 42 |
| Atorvastatin Calcium | 50 | 28 |
| Amlodipine Besylate | 45 | 27 |
| Rosuvastatin Calcium | 37 | 25 |
| Carvedilol | 28 | 16 |
| Clopidogrel Bisulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$102 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 44035 Riverside Pkwy Ste 400Leesburg, VA 20176-8260Phone: (703) 858-5421Fax: (703) 858-9573
- 1850 Town Center Pkwy # 550Reston, VA 20190-3219Phone: (703) 437-5977Fax: (703) 478-2475
Registry dates
- Enumerated
- 2008-11-17
- Last updated
- 2023-07-14
- Certified
- 2023-07-14
Frequently asked questions
- What is Andrew Allen's NPI number?
- Andrew Allen's National Provider Identifier (NPI) is 1427203595, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Allen's specialty?
- Andrew Allen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Andrew Allen located?
- Andrew Allen's practice location on file with NPPES is 11800 Sunrise Valley Dr Ste 500, Reston, VA 20191-5303.
- What is Andrew Allen's phone number?
- The practice phone number listed in the NPPES registry for Andrew Allen is (703) 437-5977.
- Does Andrew Allen accept Medicare?
- Andrew Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Allen's NPI active?
- Yes — Andrew Allen's NPI (1427203595) is active in the NPPES registry as of the last update on 2023-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.