Doctor profile · Federal record

Dr. Jonathan Alfert, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Body Imaging Physician · Nuclear Radiology Physician · Diagnostic Radiology Physician · Fairfax, VA

  • NPI 1932133832
  • Accepts Medicare
  • MIPS 46.8 / 100 · 2023
  • 30 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2722 Merrilee Dr, Ste 230
Fairfax, VA 220314400
(703) 698-4483
fax (703) 698-2176

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Virginia #0101232397 · Maryland #D0088043
Medicaid (3)
MD #432300900 · VA #0101253161 · WV #1812057000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932133832. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,292
Distinct HCPCS
10
Medicare allowed
$658,602
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 2,155 25 $0
71045 X-ray of chest, 1 view 1,388 1,239 $9
71046 X-ray of chest, 2 views 591 503 $31
71046 X-ray of chest, 2 views 445 439 $11
A9552 Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries 263 243 $130
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 176 167 $1,855
74018 X-ray of abdomen, 1 view 165 145 $10
74230 Imaging for evaluation of swallowing function 151 145 $28
78306 Nuclear medicine study of bone and/or joint whole body 95 88 $42
A9561 Technetium tc-99m oxidronate, diagnostic, per study dose, up to 30 millicuries 93 87 $40

In context: peer comparison

Among 46 peers in Fairfax Diagnostic Radiology Physician, average services per provider: 320. This provider delivers 20× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Alfert's medical specialty?
Dr. Jonathan Alfert practices Diagnostic Radiology Physician in Fairfax, VA.
Where does Dr. Jonathan Alfert practice?
Dr. Jonathan Alfert practices at 2722 Merrilee Dr, Fairfax, VA 220314400. Office phone: 7036984483.
What is Dr. Jonathan Alfert's NPI?
Dr. Jonathan Alfert's National Provider Identifier (NPI) is 1932133832, issued by NPPES.
Does Dr. Jonathan Alfert accept Medicare assignment?
Yes. Dr. Jonathan Alfert accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Alfert commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.