Doctor profile · Federal record

Dr. Michael Londner, MD

Emergency Medicine Physician · Leesburg, VA

  • NPI 1346298700
  • MIPS 89.2 / 100 · 2023
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
44045 Riverside Parkway, Loudoun Hospital Center
Leesburg, VA 20176
(703) 858-6040
fax (610) 617-6280
Mailing address
Po Box 13700-1369, Commonwealth Emergency Physicians PC
Philadelphia, PA 191911369

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Virginia #0101237389

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346298700. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,440
Distinct HCPCS
6
Medicare allowed
$116,823
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 509 418 $8
99284 Emergency department visit with moderate level of medical decision making 477 388 $119
99283 Emergency department visit with low level of medical decision making 192 156 $71
99285 Emergency department visit with high level of medical decision making 141 134 $172
99291 Critical care, first 30-74 minutes 80 76 $206
99282 Emergency department visit with straightforward medical decision making 41 39 $41

In context: peer comparison

Among 8 peers in this city , average services per provider: 145. This provider delivers 9.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
337
Patients
312
Total drug cost
$3,208
Drug Type Claims Patients Total cost
Prednisone Generic 138 116 $241
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 45 45 $672
Doxycycline Hyclate Generic 45 44 $909
Cefuroxime (Cefuroxime Axetil) Brand 26 25 $525
Azithromycin Generic 17 17 $77
Cephalexin Generic 15 15 $208
Promethazine Hcl Generic 15 15 $42
Ciprofloxacin Hcl Generic 14 13 $82
Clindamycin Hcl Generic 11 11 $157
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 11 11 $294

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Londner's medical specialty?
Dr. Michael Londner practices Emergency Medicine Physician in Leesburg, VA.
Where does Dr. Michael Londner practice?
Dr. Michael Londner practices at 44045 Riverside Parkway, Leesburg, VA 20176. Office phone: 7038586040.
What is Dr. Michael Londner's NPI?
Dr. Michael Londner's National Provider Identifier (NPI) is 1346298700, issued by NPPES.
What procedures does Dr. Michael Londner commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.