Doctor profile · Federal record
Dr. Kimhai Lam, MD
Hospitalist Physician (CMS: Internal Medicine) · Vallejo, CA
- NPI 1124192448
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
975 Sereno Dr
Vallejo, CA 945892441
(707) 651-1000 - Mailing address
-
1800 Harrison St Fl 7
Oakland, CA 946123429
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- California #A74229
- Medicaid
- CA #00A742290
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124192448. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
477
Distinct HCPCS
7
Medicare allowed
$73,549
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 221 | 212 | $185 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 120 | 76 | $127 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 74 | 73 | $138 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 20 | 17 | $84 | |
99239 |
Hospital discharge day management, more than 30 minutes | 19 | 19 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 12 | 12 | $185 | |
99238 |
Hospital discharge day management, 30 minutes or less | 11 | 11 | $87 |
In context: peer comparison
Among 7 peers in Vallejo Hospitalist Physician, average services per provider: 55. This provider delivers 8.7× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Kimhai Lam's medical specialty?
Dr. Kimhai Lam practices Hospitalist Physician in Vallejo, CA.
Where does Dr. Kimhai Lam practice?
Dr. Kimhai Lam practices at 975 Sereno Dr, Vallejo, CA 945892441. Office phone: 7076511000.
What is Dr. Kimhai Lam's NPI?
Dr. Kimhai Lam's National Provider Identifier (NPI) is 1124192448, issued by NPPES.
Does Dr. Kimhai Lam accept Medicare assignment?
Yes. Dr. Kimhai Lam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kimhai Lam commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.