Doctor profile · Federal record
Dr. Rebecca Lekim, D.O
Hospitalist Physician (CMS: Hospitalist) · Castro Valley, CA
- NPI 1780079509
- Accepts Medicare
- 11 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
20101 Lake Chabot RD
Castro Valley, CA 945465305
(510) 727-3256 - Additional location
-
400 N Pepper Ave
Colton, CA 923241801
(909) 580-6343 - Mailing address
-
325 Distel Cir
Los Altos, CA 940221408
Credentials & registration
- NPI registered
- March 2015 — 11 yrs on file
- Profile last updated
- February 17, 2021
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- California #20A15015
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780079509. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
477
Distinct HCPCS
5
Medicare allowed
$65,667
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 263 | 124 | $135 | |
99239 |
Hospital discharge day management, more than 30 minutes | 94 | 94 | $132 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 76 | 75 | $195 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 29 | 16 | $90 | |
G0316 |
Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th | 15 | 11 | $35 |
In context: peer comparison
Among 15 peers in Castro Valley Hospitalist Physician, average services per provider: 130. This provider delivers 3.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
42
Patients
0
Total drug cost
$1,053
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 17 | 0 | $137 |
| Atorvastatin Calcium | Generic | 13 | 0 | $178 |
| Levetiracetam | Generic | 12 | 0 | $739 |
Hospital affiliations
Frequently asked questions
What is Dr. Rebecca Lekim's medical specialty?
Dr. Rebecca Lekim practices Hospitalist Physician in Castro Valley, CA.
Where does Dr. Rebecca Lekim practice?
Dr. Rebecca Lekim practices at 20101 Lake Chabot RD, Castro Valley, CA 945465305. Office phone: 5107273256.
What is Dr. Rebecca Lekim's NPI?
Dr. Rebecca Lekim's National Provider Identifier (NPI) is 1780079509, issued by NPPES.
Does Dr. Rebecca Lekim accept Medicare assignment?
Yes. Dr. Rebecca Lekim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rebecca Lekim 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); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.