Doctor profile · Federal record

Dr. Nathan Kaufman, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Trenton, MI

  • NPI 1992143028
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5450 Fort St
Trenton, MI 481834601
(734) 671-3297
Mailing address
744 S Webster Ave
Green Bay, WI 543013505

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
June 5, 2019
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Wisconsin #67219-21 · Michigan #5101020695

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992143028. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
247
Distinct HCPCS
4
Medicare allowed
$36,012
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 155 149 $162
99284 Emergency department visit with moderate level of medical decision making 46 46 $112
99283 Emergency department visit with low level of medical decision making 26 26 $66
99291 Critical care, first 30-74 minutes 20 20 $198

In context: peer comparison

Among 14 peers in Trenton Emergency Medicine Physician, average services per provider: 100. This provider delivers 2.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
82
Patients
71
Total drug cost
$680
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 36 36 $145
Cephalexin Generic 22 22 $210
Ondansetron Odt (Ondansetron) Brand 13 13 $53
Cartia Xt (Diltiazem Hcl) Brand 11 0 $272

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Kaufman's medical specialty?
Dr. Nathan Kaufman practices Emergency Medicine Physician in Trenton, MI.
Where does Dr. Nathan Kaufman practice?
Dr. Nathan Kaufman practices at 5450 Fort St, Trenton, MI 481834601. Office phone: 7346713297.
What is Dr. Nathan Kaufman's NPI?
Dr. Nathan Kaufman's National Provider Identifier (NPI) is 1992143028, issued by NPPES.
Does Dr. Nathan Kaufman accept Medicare assignment?
Yes. Dr. Nathan Kaufman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Kaufman 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); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.