Doctor profile · Federal record
Dr. Olivia Zachary, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Geriatric Medicine (Internal Medicine) Physician · Los Angeles, CA
- NPI 1912927492
- Accepts Medicare
- MIPS 87.4 / 100 · 2023
- 24 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
200 UCLA Medical Plz Ste 365A
Los Angeles, CA 900951925
(310) 206-8272 - Additional location
-
2333 Buchanan St
San Francisco, CA 941151925
(415) 600-6000
fax (415) 600-1188 - Mailing address
-
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- September 19, 2023
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A85769
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912927492. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
420
Distinct HCPCS
5
Medicare allowed
$52,394
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 270 | 108 | $131 | |
99239 |
Hospital discharge day management, more than 30 minutes | 56 | 55 | $128 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 19 | $87 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 28 | 26 | $63 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 22 | 22 | $187 |
In context: peer comparison
Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 2.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
13
Patients
0
Total drug cost
$58
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 13 | 0 | $58 |
Hospital affiliations
Frequently asked questions
What is Dr. Olivia Zachary's medical specialty?
Dr. Olivia Zachary practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Olivia Zachary practice?
Dr. Olivia Zachary practices at 200 UCLA Medical Plz Ste 365A, Los Angeles, CA 900951925. Office phone: 3102068272.
What is Dr. Olivia Zachary's NPI?
Dr. Olivia Zachary's National Provider Identifier (NPI) is 1912927492, issued by NPPES.
Does Dr. Olivia Zachary accept Medicare assignment?
Yes. Dr. Olivia Zachary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Olivia Zachary commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.