Doctor profile · Federal record

Dr. Margaret Geertsen, ACNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Gilbert, AZ

  • NPI 1154932051
  • Accepts Medicare
  • MIPS 81.5 / 100 · 2023
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2946 E Banner Gateway Dr
Gilbert, AZ 85234
(480) 256-6444
fax (480) 256-3359
Mailing address
2946 E Banner Gateway Drive
Gilbert, AZ 85234

Credentials & registration

NPPES · NUCC
NPI registered
August 2020 — 6 yrs on file
Profile last updated
August 14, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Arizona #246270

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154932051. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
104
Distinct HCPCS
2
Medicare allowed
$7,725
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 76 50 $65
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 28 21 $99

In context: peer comparison

Among 8 peers in this city , average services per provider: 53. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Geertsen's medical specialty?
Dr. Margaret Geertsen practices Acute Care Nurse Practitioner in Gilbert, AZ.
Where does Dr. Margaret Geertsen practice?
Dr. Margaret Geertsen practices at 2946 E Banner Gateway Dr, Gilbert, AZ 85234. Office phone: 4802566444.
What is Dr. Margaret Geertsen's NPI?
Dr. Margaret Geertsen's National Provider Identifier (NPI) is 1154932051, issued by NPPES.
Does Dr. Margaret Geertsen accept Medicare assignment?
Yes. Dr. Margaret Geertsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Geertsen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.