Doctor profile · Federal record
Dr. Stephen Ash, MD
General Practice Physician (CMS: Emergency Medicine) · Glendale, AZ
- NPI 1437128279
- Accepts Medicare
- 43 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
5410 W Thunderbird, Ste 101
Glendale, AZ 853064711
(602) 530-6189
fax (602) 548-2292 - Mailing address
-
5410 W Thunderbird RD, Ste 101
Glendale, AZ 853064711
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 208D00000X — NUCC code
- State license (1)
- Arizona #15494
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437128279. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
543
Distinct HCPCS
9
Medicare allowed
$42,881
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 200 | 184 | $88 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 134 | 134 | $109 | |
87804 |
Detection test by immunoassay with direct visual observation for influenza virus | 58 | 29 | $16 | |
87426 |
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | 42 | 42 | $35 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 29 | 29 | $161 | |
87880 |
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | 27 | 27 | $16 | |
87811 |
Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) | 23 | 23 | $41 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 17 | 17 | $122 | |
90471 |
Administration of vaccine | 13 | 13 | $19 |
In context: peer comparison
Among 1 peers in Glendale General Practice Physician, average services per provider: 60. This provider delivers 9.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
253
Patients
252
Total drug cost
$2,736
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Doxycycline Monohydrate | Generic | 62 | 61 | $758 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 41 | 41 | $508 |
| Cefdinir | Generic | 33 | 33 | $578 |
| Prednisone | Generic | 27 | 27 | $55 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 26 | 26 | $356 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 22 | 22 | $219 |
| Cephalexin | Generic | 17 | 17 | $74 |
| Azithromycin | Generic | 13 | 13 | $56 |
| Methylprednisolone | Generic | 12 | 12 | $132 |
Frequently asked questions
What is Dr. Stephen Ash's medical specialty?
Dr. Stephen Ash practices General Practice Physician in Glendale, AZ.
Where does Dr. Stephen Ash practice?
Dr. Stephen Ash practices at 5410 W Thunderbird, Glendale, AZ 853064711. Office phone: 6025306189.
What is Dr. Stephen Ash's NPI?
Dr. Stephen Ash's National Provider Identifier (NPI) is 1437128279, issued by NPPES.
Does Dr. Stephen Ash accept Medicare assignment?
Yes. Dr. Stephen Ash accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Ash commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay with direct visual observation for influenza virus (HCPCS 87804). Source: CMS Medicare Physician & Other Practitioners file.