Doctor profile · Federal record
Dr. David Chan, D.O.
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Internal Medicine Physician · Fountain Valley, CA
- NPI 1497068688
- Accepts Medicare
- 16 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
10840 Warner Ave Ste 103
Fountain Valley, CA 927083847
(714) 395-4595
Credentials & registration
- NPI registered
- July 2010 — 16 yrs on file
- Profile last updated
- November 21, 2019
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State licenses (2)
- California #20A13372 · Illinois #125057749
- Medicaid
- CA #20A13372
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497068688. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,498
Distinct HCPCS
7
Medicare allowed
$219,614
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 710 | 278 | $125 | |
99291 |
Critical care, first 30-74 minutes | 299 | 100 | $222 | |
99239 |
Hospital discharge day management, more than 30 minutes | 226 | 220 | $121 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 114 | 111 | $182 | |
99497 |
Advance care planning, first 30 minutes | 56 | 49 | $80 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 50 | 23 | $114 | |
99305 |
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | 43 | 35 | $141 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 158. This provider delivers 9.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
640
Patients
283
Total drug cost
$24,560
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 60 | 27 | $318 |
| Atorvastatin Calcium | Generic | 58 | 26 | $621 |
| Metoprolol Tartrate | Generic | 55 | 17 | $419 |
| Pantoprazole Sodium | Generic | 55 | 30 | $1,070 |
| Eliquis (Apixaban) | Brand | 51 | 13 | $17,542 |
| Omeprazole | Generic | 46 | 23 | $352 |
| Potassium Chloride | Generic | 45 | 27 | $744 |
| Amlodipine Besylate | Generic | 43 | 21 | $270 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 41 | 19 | $235 |
| Losartan Potassium | Generic | 40 | 30 | $486 |
Hospital affiliations
Frequently asked questions
What is Dr. David Chan's medical specialty?
Dr. David Chan practices Hospitalist Physician in Fountain Valley, CA.
Where does Dr. David Chan practice?
Dr. David Chan practices at 10840 Warner Ave Ste 103, Fountain Valley, CA 927083847. Office phone: 7143954595.
What is Dr. David Chan's NPI?
Dr. David Chan's National Provider Identifier (NPI) is 1497068688, issued by NPPES.
Does Dr. David Chan accept Medicare assignment?
Yes. Dr. David Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Chan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.