Doctor profile · Federal record
Dr. Ernie Riffer, MD
Internal Medicine Physician (CMS: Internal Medicine) · Phoenix, AZ
- NPI 1134284268
- Accepts Medicare
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7600 N 15Th St Ste 190
Phoenix, AZ 850204348
(602) 200-3800
fax (602) 200-3838 - Mailing address
-
Po Box 35380
Las Vegas, NV 891335380
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- December 5, 2023
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Arizona #17480
- Medicaid
- AZ #137340
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134284268. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,191
Distinct HCPCS
10
Medicare allowed
$96,471
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 399 | 229 | $84 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 190 | 140 | $123 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 163 | 163 | $125 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 122 | 122 | $18 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 70 | 70 | $18 | |
G0008 |
Administration of influenza virus vaccine | 51 | 51 | $30 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 44 | 44 | $76 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 43 | 11 | $1 | |
99495 |
Transitional care management services for problem of at least moderate complexity | 26 | 22 | $197 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 24 | 24 | $14 |
In context: peer comparison
Among 171 peers in this city , average services per provider: 159. This provider delivers 7.5× the peer median.Open Payments
Industry payments received
All-time total
$125
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ARGENX US, INC. | 1 | $125.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,659
Patients
1,159
Total drug cost
$52,793
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 612 | 195 | $7,359 |
| Levothyroxine Sodium | Generic | 473 | 133 | $7,880 |
| Amlodipine Besylate | Generic | 323 | 94 | $2,622 |
| Tamsulosin Hcl | Generic | 265 | 86 | $5,753 |
| Metformin Hcl | Generic | 263 | 90 | $2,746 |
| Pantoprazole Sodium | Generic | 261 | 89 | $4,155 |
| Lisinopril | Generic | 258 | 90 | $2,392 |
| Losartan Potassium | Generic | 219 | 72 | $3,493 |
| Simvastatin | Generic | 192 | 60 | $2,294 |
| Metoprolol Succinate | Generic | 155 | 47 | $2,536 |
Frequently asked questions
What is Dr. Ernie Riffer's medical specialty?
Dr. Ernie Riffer practices Internal Medicine Physician in Phoenix, AZ.
Where does Dr. Ernie Riffer practice?
Dr. Ernie Riffer practices at 7600 N 15Th St Ste 190, Phoenix, AZ 850204348. Office phone: 6022003800.
What is Dr. Ernie Riffer's NPI?
Dr. Ernie Riffer's National Provider Identifier (NPI) is 1134284268, issued by NPPES.
Does Dr. Ernie Riffer accept Medicare assignment?
Yes. Dr. Ernie Riffer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ernie Riffer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.