Doctor profile · Federal record

Dr. Karen Byrne, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Bronx, NY

  • NPI 1457421638
  • MIPS 100.0 / 100 · 2023
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Mmc - Dept of Emergency MED, 111 East 210Th Street
Bronx, NY 10467
(718) 920-6626
Mailing address
1580 Pelham Pkwy S, 6K
Bronx, NY 104611112

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New York #238951

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457421638. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
132
Distinct HCPCS
4
Medicare allowed
$17,168
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 48 48 $208
99284 Emergency department visit with moderate level of medical decision making 39 39 $142
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 29 28 $9
99283 Emergency department visit with low level of medical decision making 16 15 $86

In context: peer comparison

Among 157 peers in Bronx Emergency Medicine Physician, average services per provider: 73. This provider delivers 1.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Byrne's medical specialty?
Dr. Karen Byrne practices Emergency Medicine Physician in Bronx, NY.
Where does Dr. Karen Byrne practice?
Dr. Karen Byrne practices at Mmc - Dept of Emergency MED, Bronx, NY 10467. Office phone: 7189206626.
What is Dr. Karen Byrne's NPI?
Dr. Karen Byrne's National Provider Identifier (NPI) is 1457421638, issued by NPPES.
Does Dr. Karen Byrne accept Medicare assignment?
Dr. Karen Byrne does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Karen Byrne commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.