Doctor profile · Federal record

Dr. Katherine Mahoney-Tesoriero, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Bethlehem, PA

  • NPI 1285925073
  • Accepts Medicare
  • MIPS 90.3 / 100 · 2023
  • 15 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 Ostrum St
Bethlehem, PA 180151000
(484) 526-4500

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
July 15, 2016
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Pennsylvania #MD457548 · Massachusetts #262552

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285925073. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
214
Distinct HCPCS
4
Medicare allowed
$32,343
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 102 102 $172
99284 Emergency department visit with moderate level of medical decision making 73 72 $116
99291 Critical care, first 30-74 minutes 26 26 $209
99283 Emergency department visit with low level of medical decision making 13 13 $71

In context: peer comparison

Among 102 peers in this city , average services per provider: 99. This provider delivers 2.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
17
Total drug cost
$304
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 17 17 $174
Pantoprazole Sodium Generic 11 0 $131

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Mahoney-Tesoriero's medical specialty?
Dr. Katherine Mahoney-Tesoriero practices Emergency Medicine Physician in Bethlehem, PA.
Where does Dr. Katherine Mahoney-Tesoriero practice?
Dr. Katherine Mahoney-Tesoriero practices at 801 Ostrum St, Bethlehem, PA 180151000. Office phone: 4845264500.
What is Dr. Katherine Mahoney-Tesoriero's NPI?
Dr. Katherine Mahoney-Tesoriero's National Provider Identifier (NPI) is 1285925073, issued by NPPES.
Does Dr. Katherine Mahoney-Tesoriero accept Medicare assignment?
Yes. Dr. Katherine Mahoney-Tesoriero accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Mahoney-Tesoriero 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); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.