DR. CHARLES ERNEST WEIDMANN M.D.
NPI 1851372288
Internal Medicine - Rheumatology in Van Nuys, CA

Active since November 11, 2005PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
15243 VANOWEN ST, SUITE 306, VAN NUYS, CA 91405(818) 781-0232(818) 781-4132 Get Directions Write a Review

NPPES record last updated: January 22, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Charles Ernest Weidmann M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CHARLES ERNEST WEIDMANN M.D. (NPI 1851372288) is an individual rheumatology provider in Van Nuys, California, licensed in California (G048620) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (1981).

NPPES Registry Identity

NPI1851372288
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameDR. CHARLES ERNEST WEIDMANNCredential: M.D.
Location Address15243 VANOWEN ST, SUITE 306Van Nuys, CA 91405-3649
Mailing Address15243 Vanowen Street, Suite 306Van Nuys, CA 91405-3649 · (818) 781-0232 · Fax (818) 781-4132
Fax(818) 781-4132
Sole ProprietorNo
Medical School CMSGeorgetown University School Of MedicineGraduated 1981
Enumeration DateNovember 11, 2005
Last NPPES UpdateJanuary 22, 2015
NPI 1851372288 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License Licensed in CA · G048620
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
Also ListedSpecialistTaxonomy 174400000X · License G048620 (CA)
15243 VANOWEN ST, Van Nuys, CA 91405

Other Identifiers 3

Medicaid00G486200CA
Medicare ID-Type UnspecifiedW16712CA · Medicare Provider Number
Medicare UPINA51118CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Charles Ernest Weidmann M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID42116105
PECOS Enrollment IDI20031210000426
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 80

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, romosozumab-aqqg, 1 mg J3111
Romosozumab-aqqg is a medication given by injection to treat osteoporosis in patients at high risk for fractures. It works by increasing bone mass and strength, reducing the risk of fractures.
9,292 services17 patients
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) J0129
Abatacept is a medication administered via injection under a doctor's supervision. It's used to treat conditions like rheumatoid arthritis by moderating the immune system. This code applies when the doctor administers the drug, not for self-administration.
7,117 services21 patients
Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
4,610 services118 patients
Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg J7329
Trivisc is a treatment involving injections of a substance called hyaluronan into your joint, typically the knee. This substance is similar to a natural fluid in your joints that helps cushion and lubricate them. Trivisc can help reduce pain and improve joint movement.
3,204 services33 patients
Measurement of antibody for assessment of autoimmune disorder, any method 86235
This procedure measures the level of specific antibodies in your body to assess if you have an autoimmune disorder. Antibodies are proteins your immune system produces. In autoimmune disorders, these antibodies mistakenly attack your own cells. This test helps identify such conditions.
1,821 services133 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
1,531 services266 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91405 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
15243 VANOWEN ST, SUITE 406
VAN NUYS, CA 91405
Pediatrics
15243 VANOWEN ST, SUITE 300
VAN NUYS, CA 91405
Internal Medicine (Infectious Disease)
15243 VANOWEN ST, SUITE 406
VAN NUYS, CA 91405
Internal Medicine (Rheumatology)
15243 VANOWEN ST, STE 306
VAN NUYS, CA 91405
Pharmacy (Community/Retail Pharmacy)
15243 VANOWEN ST, SUITE 100
VAN NUYS, CA 91405
Pediatrics
15243 VANOWEN ST, SUITE 300
VAN NUYS, CA 91405
Dentist (General Practice)
15243 VANOWEN ST, SUITE 404
VAN NUYS, CA 91405
Obstetrics & Gynecology
15243 VANOWEN ST, SUITE 504
VAN NUYS, CA 91405

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Charles Weidmann's NPI number?

The NPI number for Charles Weidmann is 1851372288. It was assigned to this individual provider in the NPPES registry on November 11, 2005.

Where is Charles Weidmann located?

Charles Weidmann practices at 15243 Vanowen St Suite 306, Van Nuys, CA 91405. The listed phone number is (818) 781-0232.

What is Charles Weidmann's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Charles Weidmann enrolled in Medicare?

Yes. Charles Weidmann is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Charles Weidmann was last updated on January 22, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.