Doctor profile · Federal record
Dr. John Schwerkoske, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Chula Vista, CA
- NPI 1912260829
- Accepts Medicare
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
450 4Th Ave Ste 311
Chula Vista, CA 919104429
(619) 371-9156 - Mailing address
-
18000 Studebaker RD Ste 800
Cerritos, CA 907032671
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- January 3, 2022
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #A136414
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912260829. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,906
Distinct HCPCS
10
Medicare allowed
$44,443
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J2405 |
Injection, ondansetron hydrochloride, per 1 mg | 714 | 12 | $0 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 608 | 13 | $0 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 84 | 17 | $145 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 80 | 30 | $134 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 69 | 45 | $96 | |
96367 |
Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | 62 | 17 | $32 | |
96415 |
Administration of chemotherapy into vein, each additional hour | 58 | 11 | $31 | |
96375 |
Injection of additional new drug or substance into vein | 50 | 13 | $17 | |
J1200 |
Injection, diphenhydramine hcl, up to 50 mg | 48 | 12 | $1 | |
36591 |
Collection of blood sample from implanted device | 30 | 14 | $31 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 4,916. This provider delivers 0.4× the peer median.Open Payments
Industry payments received
All-time total
$4,264
Transactions
128
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 25 | $877.08 | |
| AstraZeneca Pharmaceuticals LP | 10 | $329.24 | |
| Janssen Biotech, Inc. | 16 | $311.34 | |
| E.R. Squibb & Sons, L.L.C. | 18 | $307.71 | |
| Incyte Corporation | 9 | $284.04 | |
| Eisai Inc. | 9 | $218.72 | |
| Regeneron Healthcare Solutions, Inc. | 3 | $173.53 | |
| Daiichi Sankyo Inc. | 7 | $172.49 | |
| PFIZER INC. | 9 | $169.37 | |
| Celgene Corporation | 4 | $96.02 | |
| GlaxoSmithKline, LLC. | 4 | $93.80 | |
| Genentech USA, Inc. | 4 | $89.43 | |
| Dendreon Pharmaceuticals LLC | 3 | $80.88 | |
| Ipsen Biopharmaceuticals, Inc | 4 | $79.96 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 3 | $78.33 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
645
Patients
214
Total drug cost
$157,438
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 125 | 43 | $4,684 |
| Alendronate Sodium | Generic | 65 | 23 | $1,231 |
| Ondansetron Hcl | Generic | 64 | 37 | $963 |
| Letrozole | Generic | 56 | 20 | $2,543 |
| Dexamethasone | Generic | 47 | 22 | $875 |
| Prochlorperazine Maleate | Generic | 46 | 26 | $527 |
| Famotidine | Generic | 42 | 18 | $865 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 36 | 13 | $728 |
| Trazimera (Trastuzumab-Qyyp) | Brand | 26 | 0 | $88,279 |
| Bicalutamide | Generic | 25 | 12 | $407 |
Frequently asked questions
What is Dr. John Schwerkoske's medical specialty?
Dr. John Schwerkoske practices Hematology & Oncology Physician in Chula Vista, CA.
Where does Dr. John Schwerkoske practice?
Dr. John Schwerkoske practices at 450 4Th Ave Ste 311, Chula Vista, CA 919104429. Office phone: 6193719156.
What is Dr. John Schwerkoske's NPI?
Dr. John Schwerkoske's National Provider Identifier (NPI) is 1912260829, issued by NPPES.
Does Dr. John Schwerkoske accept Medicare assignment?
Yes. Dr. John Schwerkoske accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Schwerkoske commonly perform?
Top Medicare-reported procedures in 2023: Injection, ondansetron hydrochloride, per 1 mg (HCPCS J2405); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Administration of chemotherapy into vein (HCPCS 96413). Source: CMS Medicare Physician & Other Practitioners file.