Doctor profile · Federal record

Dr. Thomas Knorr

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Boston, MA

  • NPI 1477932911
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
330 Brookline Ave
Boston, MA 022155400
(847) 224-5016

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
October 21, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
North Carolina #2019-00896

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477932911. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
303
Distinct HCPCS
4
Medicare allowed
$45,769
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 150 145 $168
99284 Emergency department visit with moderate level of medical decision making 65 63 $116
99291 Critical care, first 30-74 minutes 63 62 $203
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 25 25 $8

In context: peer comparison

Among 183 peers in Boston Emergency Medicine Physician, average services per provider: 65. This provider delivers 4.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
112
Patients
96
Total drug cost
$1,218
Drug Type Claims Patients Total cost
Doxycycline Hyclate Generic 31 30 $558
Prednisone Generic 22 22 $60
Cefdinir Generic 18 18 $280
Oxycodone Hcl Generic 16 15 $40
Pantoprazole Sodium Generic 13 0 $209
Ondansetron Odt (Ondansetron) Brand 12 11 $70

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Knorr's medical specialty?
Dr. Thomas Knorr practices Emergency Medicine Physician in Boston, MA.
Where does Dr. Thomas Knorr practice?
Dr. Thomas Knorr practices at 330 Brookline Ave, Boston, MA 022155400. Office phone: 8472245016.
What is Dr. Thomas Knorr's NPI?
Dr. Thomas Knorr's National Provider Identifier (NPI) is 1477932911, issued by NPPES.
Does Dr. Thomas Knorr accept Medicare assignment?
Yes. Dr. Thomas Knorr accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Knorr 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.