Doctor profile · Federal record
Dr. Collin Zimmerman, MD
Hematology & Oncology Physician (CMS: Medical Oncology) · Hematology & Oncology Physician · Hematology & Oncology Physician · San Diego, CA
- NPI 1396975256
- Accepts Medicare
- 17 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4647 Zion Ave
San Diego, CA 921202507
(619) 528-5713
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- November 29, 2021
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (3)
- California #A115007 · Minnesota #57153 · Minnesota #106937
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396975256. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
107
Distinct HCPCS
2
Medicare allowed
$5,514
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J7030 |
Infusion, normal saline solution , 1000 cc | 65 | 18 | $3 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 42 | 13 | $127 |
In context: peer comparison
Among 34 peers in this city , average services per provider: 650. This provider delivers 0.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,045
Patients
313
Total drug cost
$2,586,198
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lenalidomide | Generic | 142 | 23 | $1,557,107 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 132 | 43 | $1,898 |
| Ondansetron Odt (Ondansetron) | Brand | 102 | 68 | $1,137 |
| Dexamethasone | Generic | 84 | 39 | $2,275 |
| Oxycodone Hcl | Generic | 80 | 19 | $2,103 |
| Acyclovir | Generic | 75 | 28 | $2,131 |
| Pradaxa (Dabigatran Etexilate Mesylate) | Brand | 63 | 0 | $8,882 |
| Omeprazole | Generic | 57 | 25 | $544 |
| Imatinib Mesylate | Generic | 54 | 0 | $4,148 |
| Morphine Sulfate Er (Morphine Sulfate) | Brand | 51 | 12 | $926 |
Hospital affiliations
Frequently asked questions
What is Dr. Collin Zimmerman's medical specialty?
Dr. Collin Zimmerman practices Hematology & Oncology Physician in San Diego, CA.
Where does Dr. Collin Zimmerman practice?
Dr. Collin Zimmerman practices at 4647 Zion Ave, San Diego, CA 921202507. Office phone: 6195285713.
What is Dr. Collin Zimmerman's NPI?
Dr. Collin Zimmerman's National Provider Identifier (NPI) is 1396975256, issued by NPPES.
Does Dr. Collin Zimmerman accept Medicare assignment?
Yes. Dr. Collin Zimmerman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Collin Zimmerman commonly perform?
Top Medicare-reported procedures in 2023: Infusion, normal saline solution , 1000 cc (HCPCS J7030); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.