Doctor profile · Federal record
Dr. Jessalyn Wong, D.O.
Hospitalist Physician (CMS: Sleep Medicine) · Sleep Medicine (Family Medicine) Physician · Hospitalist Physician · Placentia, CA
- NPI 1992168884
- Accepts Medicare
- 10 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
415 W Chapman Ave
Placentia, CA 928705905
(213) 537-7259 - Additional location
-
1550 Town Center Dr
Montebello, CA 906402173
(833) 574-2273
Credentials & registration
- NPI registered
- March 2016 — 10 yrs on file
- Profile last updated
- October 17, 2023
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State licenses (3)
- California #18573 · California #20A18573 · Indiana #CV2102535
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992168884. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
460
Distinct HCPCS
3
Medicare allowed
$76,741
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 324 | 319 | $164 | |
99291 |
Critical care, first 30-74 minutes | 109 | 107 | $198 | |
99497 |
Advance care planning, first 30 minutes | 27 | 27 | $71 |
In context: peer comparison
Among 1 peers in Placentia Hospitalist Physician, average services per provider: 153. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$123
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Harmony Biosciences LLC | 2 | $122.70 |
By nature of payment
Frequently asked questions
What is Dr. Jessalyn Wong's medical specialty?
Dr. Jessalyn Wong practices Hospitalist Physician in Placentia, CA.
Where does Dr. Jessalyn Wong practice?
Dr. Jessalyn Wong practices at 415 W Chapman Ave, Placentia, CA 928705905. Office phone: 2135377259.
What is Dr. Jessalyn Wong's NPI?
Dr. Jessalyn Wong's National Provider Identifier (NPI) is 1992168884, issued by NPPES.
Does Dr. Jessalyn Wong accept Medicare assignment?
Yes. Dr. Jessalyn Wong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jessalyn Wong commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.