Doctor profile · Federal record

Dr. Kirsten Guenther, M.D.

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

  • NPI 1861506156
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 Cooper
Saginaw, MI 48602
(989) 583-6521
fax (989) 583-4134
Mailing address
1447 N Harrison St
Saginaw, MI 486024727

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 26, 2021
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Michigan #4301074740
Medicaid
MI #4694483

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861506156. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
216
Distinct HCPCS
4
Medicare allowed
$27,483
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 98 95 $173
99284 Emergency department visit with moderate level of medical decision making 58 58 $119
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 44 44 $8
99291 Critical care, first 30-74 minutes 16 16 $208

In context: peer comparison

Among 49 peers in Saginaw Emergency Medicine Physician, average services per provider: 82. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
41
Patients
29
Total drug cost
$160
Drug Type Claims Patients Total cost
Cephalexin Generic 15 14 $86
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 15 $32
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 11 0 $42

Frequently asked questions

Auto-generated from federal data
What is Dr. Kirsten Guenther's medical specialty?
Dr. Kirsten Guenther practices Emergency Medicine Physician in Saginaw, MI.
Where does Dr. Kirsten Guenther practice?
Dr. Kirsten Guenther practices at 900 Cooper, Saginaw, MI 48602. Office phone: 9895836521.
What is Dr. Kirsten Guenther's NPI?
Dr. Kirsten Guenther's National Provider Identifier (NPI) is 1861506156, issued by NPPES.
Does Dr. Kirsten Guenther accept Medicare assignment?
Yes. Dr. Kirsten Guenther accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kirsten Guenther 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.