Doctor profile · Federal record

Dr. CHARLES ARMSTRONG, DO

Family Medicine Physician (CMS: FAMILY PRACTICE) · CHANDLER, AZ

  • NPI 1255743548
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2175 N ALMA SCHOOL RD STE 109
CHANDLER, AZ 852242878
(480) 665-2450
Mailing address
2929 E THOMAS
PHOENIX, AZ 85016

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
March 27, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Kansas #94-08350

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255743548. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
107
Distinct HCPCS
3
Medicare allowed
$9,489
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 63 28 $123
36415 Insertion of needle into vein for collection of blood sample 26 21 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 18 13 $86

In context: peer comparison

Among 43 peers in this city , average services per provider: 124. This provider delivers 0.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$54
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $19.96
Verrica Pharmaceuticals Inc. 1 $19.79
Novo Nordisk Inc 1 $14.28

By nature of payment

Food and Beverage
$54

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
301
Patients
131
Total drug cost
$3,310
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 35 11 $653
Azithromycin Generic 35 34 $132
Amlodipine Besylate Generic 34 12 $165
Lisinopril Generic 22 0 $171
Prednisone Generic 21 21 $40
Metformin Hcl Generic 20 0 $199
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 19 13 $433
Levothyroxine Sodium Generic 17 0 $252
Rosuvastatin Calcium Generic 16 0 $378
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 15 15 $167