Doctor profile · Federal record

Dr. Margaret Miller, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Gilbert, AZ

  • NPI 1114991999
  • Accepts Medicare
  • MIPS 81.5 / 100 · 2023
  • 27 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1900 N Higley RD
Gilbert, AZ 85234
(480) 543-2034
fax (480) 543-2647

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 31, 2013
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Arizona #41834 · Virginia #0101232487
Medicaid
VA #005876508

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114991999. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
2
Medicare allowed
$16,582
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 100 93 $140
99214 Established patient office or other outpatient visit, 30-39 minutes 27 18 $95

In context: peer comparison

Among 14 peers in Gilbert Internal Medicine Physician, average services per provider: 133. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
0
Total drug cost
$222
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 19 0 $132
Lisinopril Generic 12 0 $91

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Miller's medical specialty?
Dr. Margaret Miller practices Internal Medicine Physician in Gilbert, AZ.
Where does Dr. Margaret Miller practice?
Dr. Margaret Miller practices at 1900 N Higley RD, Gilbert, AZ 85234. Office phone: 4805432034.
What is Dr. Margaret Miller's NPI?
Dr. Margaret Miller's National Provider Identifier (NPI) is 1114991999, issued by NPPES.
Does Dr. Margaret Miller accept Medicare assignment?
Yes. Dr. Margaret Miller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Miller commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.