Jonathan Alfert, M.D.
NPI 1932133832 · Diagnostic Radiology Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Alfert, M.D. is a Diagnostic Radiology Physician provider in Fairfax, VA (NPI 1932133832).
Provider details
- NPI number
- 1932133832
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101232397 (VA)
Specialties & taxonomies
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,971 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 995 | $8 |
| Fluorodeoxyglucose F-18 Fdg, Diagnostic, Per Study Dose, Up to 45 MillicuriesA9552 | 266 | $131 |
| X-Ray of Chest, 2 Views71046 | 259 | $23 |
| X-Ray of Chest, 2 Views71046 | 247 | $11 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 193 | $1,692 |
| Nuclear Medicine Study Whole Body With Ct Scan78816 | 101 | $1,768 |
| Nuclear Medicine Study of Bone And/Or Joint Whole Body |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-10
- Last updated
- 2023-03-07
- Certified
- 2020-01-27
Frequently asked questions
- What is Jonathan Alfert's NPI number?
- Jonathan Alfert's National Provider Identifier (NPI) is 1932133832, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Alfert's specialty?
- Jonathan Alfert is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Alfert located?
- Jonathan Alfert's practice location on file with NPPES is 2722 Merrilee Dr, Fairfax, VA 22031-4400.
- What is Jonathan Alfert's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Alfert is (703) 698-4483.
- Does Jonathan Alfert accept Medicare?
- Jonathan Alfert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Alfert's NPI active?
- Yes — Jonathan Alfert's NPI (1932133832) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.