Doctor profile · Federal record
Dr. Charles Weidmann, M.D.
Rheumatology Physician (CMS: Rheumatology) · Specialist · Van Nuys, CA
- NPI 1851372288
- Accepts Medicare
- MIPS 11.1 / 100 · 2023
- 45 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
15243 Vanowen St, Suite 306
Van Nuys, CA 914053649
(818) 781-0232
fax (818) 781-4132 - Mailing address
-
15243 Vanowen Street, Suite 306
Van Nuys, CA 914053649
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- January 22, 2015
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #G048620
- Medicaid
- CA #00G486200
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851372288. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
43,399
Distinct HCPCS
10
Medicare allowed
$1,064,260
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3262 |
Injection, tocilizumab, 1 mg | 8,431 | 13 | $6 | |
J0129 |
Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 6,836 | 26 | $42 | |
J3111 |
Injection, romosozumab-aqqg, 1 mg | 5,899 | 11 | $10 | |
J0897 |
Injection, denosumab, 1 mg | 3,531 | 108 | $23 | |
86235 |
Measurement of antibody for assessment of autoimmune disorder, any method | 1,496 | 135 | $18 | |
36415 |
Insertion of needle into vein for collection of blood sample | 1,319 | 287 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,314 | 274 | $140 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 1,133 | 192 | $1 | |
80053 |
Blood test, comprehensive group of blood chemicals | 932 | 269 | $10 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 932 | 269 | $8 |
In context: peer comparison
Among 2 peers in Van Nuys Rheumatology Physician, average services per provider: 437. This provider delivers 99× the peer median.Open Payments
Industry payments received
All-time total
$108
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 1 | $107.53 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,378
Patients
326
Total drug cost
$1,830,477
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 189 | 30 | $8,802 |
| Actemra (Tocilizumab) | Brand | 174 | 0 | $463,766 |
| Prolia (Denosumab) | Brand | 163 | 98 | $279,857 |
| Orencia (Abatacept/Maltose) | Brand | 139 | 13 | $600,739 |
| Gabapentin | Generic | 132 | 33 | $2,849 |
| Methotrexate (Methotrexate Sodium) | Brand | 90 | 28 | $4,506 |
| Duloxetine Hcl | Generic | 70 | 20 | $3,030 |
| Remicade (Infliximab) | Brand | 70 | 0 | $452,643 |
| Diclofenac Sodium | Generic | 69 | 25 | $5,127 |
| Prednisone | Generic | 56 | 18 | $853 |
Frequently asked questions
What is Dr. Charles Weidmann's medical specialty?
Dr. Charles Weidmann practices Rheumatology Physician in Van Nuys, CA.
Where does Dr. Charles Weidmann practice?
Dr. Charles Weidmann practices at 15243 Vanowen St, Van Nuys, CA 914053649. Office phone: 8187810232.
What is Dr. Charles Weidmann's NPI?
Dr. Charles Weidmann's National Provider Identifier (NPI) is 1851372288, issued by NPPES.
Does Dr. Charles Weidmann accept Medicare assignment?
Yes. Dr. Charles Weidmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Weidmann commonly perform?
Top Medicare-reported procedures in 2023: Injection, tocilizumab, 1 mg (HCPCS J3262); Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0129); Injection, romosozumab-aqqg, 1 mg (HCPCS J3111). Source: CMS Medicare Physician & Other Practitioners file.