Doctor profile · Federal record
Dr. John Zambetti, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Lancaster, CA
- NPI 1275639379
- Accepts Medicare
- 51 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
43839 15Th St W
Lancaster, CA 935344756
(661) 945-5984
fax (661) 723-6446 - Mailing address
-
Po Box 7007
Lancaster, CA 935397007
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- April 15, 2011
- Year of graduation
- 1975 — 51 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #G33362
- Medicaid
- CA #00G333620
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275639379. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
741
Distinct HCPCS
10
Medicare allowed
$43,348
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1885 |
Injection, ketorolac tromethamine, per 15 mg | 118 | 36 | $1 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 96 | 86 | $98 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 69 | 61 | $139 | |
J0696 |
Injection, ceftriaxone sodium, per 250 mg | 69 | 18 | $1 | |
96372 |
Injection of drug or substance under skin or into muscle | 68 | 56 | $16 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 57 | 57 | $122 | |
81002 |
Urinalysis, manual test | 45 | 42 | $3 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 44 | 44 | $180 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 20 | 19 | $16 | |
71046 |
X-ray of chest, 2 views | 19 | 19 | $39 |
In context: peer comparison
Among 6 peers in Lancaster Emergency Medicine Physician, average services per provider: 48. This provider delivers 15× the peer median.Frequently asked questions
What is Dr. John Zambetti's medical specialty?
Dr. John Zambetti practices Emergency Medicine Physician in Lancaster, CA.
Where does Dr. John Zambetti practice?
Dr. John Zambetti practices at 43839 15Th St W, Lancaster, CA 935344756. Office phone: 6619455984.
What is Dr. John Zambetti's NPI?
Dr. John Zambetti's National Provider Identifier (NPI) is 1275639379, issued by NPPES.
Does Dr. John Zambetti accept Medicare assignment?
Yes. Dr. John Zambetti accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Zambetti commonly perform?
Top Medicare-reported procedures in 2023: Injection, ketorolac tromethamine, per 15 mg (HCPCS J1885); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.