Doctor profile · Federal record
Dr. Karen Olaes, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Los Angeles, CA
- NPI 1023336963
- Accepts Medicare
- 18 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1200 N State St, Room 1011
Los Angeles, CA 900331029
(323) 226-6667
Credentials & registration
- NPI registered
- May 2010 — 16 yrs on file
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A112279
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023336963. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
280
Distinct HCPCS
4
Medicare allowed
$47,476
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 175 | 168 | $180 | |
99284 |
Emergency department visit with moderate level of medical decision making | 63 | 62 | $124 | |
99291 |
Critical care, first 30-74 minutes | 29 | 27 | $220 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 13 | 13 | $139 |
In context: peer comparison
Among 185 peers in Los Angeles Emergency Medicine Physician, average services per provider: 87. This provider delivers 3.2× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Karen Olaes's medical specialty?
Dr. Karen Olaes practices Emergency Medicine Physician in Los Angeles, CA.
Where does Dr. Karen Olaes practice?
Dr. Karen Olaes practices at 1200 N State St, Los Angeles, CA 900331029. Office phone: 3232266667.
What is Dr. Karen Olaes's NPI?
Dr. Karen Olaes's National Provider Identifier (NPI) is 1023336963, issued by NPPES.
Does Dr. Karen Olaes accept Medicare assignment?
Yes. Dr. Karen Olaes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Olaes 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.