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
- 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
- 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
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
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 Chandler Family Medicine Physician, average services per provider: 124. This provider delivers 0.9× the peer median.Open Payments
Industry payments received
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
Medicare Part D · 2023
Top prescriptions
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 |
Frequently asked questions
What is Dr. Charles Armstrong's medical specialty?
Dr. Charles Armstrong practices Family Medicine Physician in Chandler, AZ.
Where does Dr. Charles Armstrong practice?
Dr. Charles Armstrong practices at 2175 N Alma School RD Ste 109, Chandler, AZ 852242878. Office phone: 4806652450.
What is Dr. Charles Armstrong's NPI?
Dr. Charles Armstrong's National Provider Identifier (NPI) is 1255743548, issued by NPPES.
Does Dr. Charles Armstrong accept Medicare assignment?
Yes. Dr. Charles Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.