Doctor profile · Federal record
Dr. David Warfield, MD
Internal Medicine Physician (CMS: Internal Medicine) · Glendale, AZ
- NPI 1023018660
- Accepts Medicare
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5601 W Eugie Ave Ste 203
Glendale, AZ 853041258
(602) 633-3833
fax (602) 633-3834 - Mailing address
-
3815 E Bell RD Ste 2200
Phoenix, AZ 850322139
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- March 23, 2023
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Arizona #24363
- Medicaid
- AZ #104687
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023018660. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,935
Distinct HCPCS
10
Medicare allowed
$127,047
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 377 | 274 | $122 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 279 | 279 | $125 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 202 | 202 | $18 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 182 | 153 | $86 | |
36415 |
Insertion of needle into vein for collection of blood sample | 160 | 144 | $6 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 142 | 142 | $18 | |
80053 |
Blood test, comprehensive group of blood chemicals | 102 | 101 | $10 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 102 | 96 | $8 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 90 | 90 | $160 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 81 | 80 | $13 |
In context: peer comparison
Among 22 peers in Glendale Internal Medicine Physician, average services per provider: 117. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$19
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Inspire Medical Systems, INC. | 1 | $19.29 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,939
Patients
1,153
Total drug cost
$34,514
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 898 | 337 | $10,096 |
| Amlodipine Besylate | Generic | 297 | 119 | $2,088 |
| Levothyroxine Sodium | Generic | 236 | 95 | $2,951 |
| Lisinopril | Generic | 233 | 94 | $1,878 |
| Rosuvastatin Calcium | Generic | 215 | 91 | $4,539 |
| Metformin Hcl | Generic | 171 | 66 | $1,997 |
| Ramipril | Generic | 128 | 48 | $2,057 |
| Omeprazole | Generic | 123 | 43 | $1,353 |
| Losartan Potassium | Generic | 109 | 40 | $926 |
| Tamsulosin Hcl | Generic | 106 | 45 | $1,817 |
Frequently asked questions
What is Dr. David Warfield's medical specialty?
Dr. David Warfield practices Internal Medicine Physician in Glendale, AZ.
Where does Dr. David Warfield practice?
Dr. David Warfield practices at 5601 W Eugie Ave Ste 203, Glendale, AZ 853041258. Office phone: 6026333833.
What is Dr. David Warfield's NPI?
Dr. David Warfield's National Provider Identifier (NPI) is 1023018660, issued by NPPES.
Does Dr. David Warfield accept Medicare assignment?
Yes. Dr. David Warfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Warfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.