Doctor profile · Federal record
Dr. Brian Geyer, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Phoenix, AZ
- NPI 1891094637
- Accepts Medicare
- 15 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1300 N 12Th St, Suite 301
Phoenix, AZ 850062848
(602) 839-6968 - Mailing address
-
7331 W Willow Ave
Peoria, AZ 853816058
Credentials & registration
- NPI registered
- March 2011 — 15 yrs on file
- Profile last updated
- July 18, 2015
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Arizona #50259
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891094637. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
242
Distinct HCPCS
3
Medicare allowed
$40,669
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 139 | 134 | $172 | |
99284 |
Emergency department visit with moderate level of medical decision making | 53 | 53 | $119 | |
99291 |
Critical care, first 30-74 minutes | 50 | 48 | $209 |
In context: peer comparison
Among 114 peers in this city , average services per provider: 105. This provider delivers 2.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
94
Patients
94
Total drug cost
$381
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Naproxen | Generic | 25 | 25 | $72 |
| Ondansetron Hcl | Generic | 21 | 21 | $48 |
| Prednisone | Generic | 19 | 19 | $45 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 16 | 16 | $43 |
| Cephalexin | Generic | 13 | 13 | $173 |
Hospital affiliations
Frequently asked questions
What is Dr. Brian Geyer's medical specialty?
Dr. Brian Geyer practices Emergency Medicine Physician in Phoenix, AZ.
Where does Dr. Brian Geyer practice?
Dr. Brian Geyer practices at 1300 N 12Th St, Phoenix, AZ 850062848. Office phone: 6028396968.
What is Dr. Brian Geyer's NPI?
Dr. Brian Geyer's National Provider Identifier (NPI) is 1891094637, issued by NPPES.
Does Dr. Brian Geyer accept Medicare assignment?
Yes. Dr. Brian Geyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Geyer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.