Allison Warren, MD
NPI 1558378331 · Clinical Cardiac Electrophysiology Physician · Washington, DC
Enrolled with Medicare as Practitioner - Cardiac Electrophysiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Warren, MD is a Clinical Cardiac Electrophysiology Physician provider in Washington, DC (NPI 1558378331).
Provider details
- NPI number
- 1558378331
- Entity type
- Individual
- Primary specialty
- Clinical Cardiac Electrophysiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D0063549 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$982 across 6 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 (1)
- 5530 Wisconsin Ave Ste 700Chevy Chase, MD 20815-4401Phone: (301) 656-5050Fax: (301) 654-4237
Registry dates
- Enumerated
- 2006-08-02
- Last updated
- 2025-06-03
- Certified
- 2025-06-03
Frequently asked questions
- What is Allison Warren's NPI number?
- Allison Warren's National Provider Identifier (NPI) is 1558378331, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Warren's specialty?
- Allison Warren is listed in the NPPES registry with a primary specialty of Clinical Cardiac Electrophysiology Physician (Allopathic & Osteopathic Physicians).
- Where is Allison Warren located?
- Allison Warren's practice location on file with NPPES is 900 17th St Nw Ste 1250, Washington, DC 20006-2517.
- What is Allison Warren's phone number?
- The practice phone number listed in the NPPES registry for Allison Warren is (301) 656-5050.
- Does Allison Warren accept Medicare?
- Allison Warren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Warren's NPI active?
- Yes — Allison Warren's NPI (1558378331) is active in the NPPES registry as of the last update on 2025-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.