Clifford Lader, MD
NPI 1104844125 · Diagnostic Radiology Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clifford Lader, MD is a Diagnostic Radiology Physician provider in Fairfax, VA (NPI 1104844125).
Provider details
- NPI number
- 1104844125
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101035963 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
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
- 2006-07-17
- Last updated
- 2008-01-11
Frequently asked questions
- What is Clifford Lader's NPI number?
- Clifford Lader's National Provider Identifier (NPI) is 1104844125, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Lader's specialty?
- Clifford Lader is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Clifford Lader located?
- Clifford Lader's practice location on file with NPPES is 2722 Merrilee Dr, Fairfax, VA 22031-4400.
- What is Clifford Lader's phone number?
- The practice phone number listed in the NPPES registry for Clifford Lader is (703) 698-0056.
- Does Clifford Lader accept Medicare?
- Clifford Lader is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clifford Lader's NPI active?
- Yes — Clifford Lader's NPI (1104844125) is active in the NPPES registry as of the last update on 2008-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.