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DR. JOSEPH COOK VIELBIG MD
NPI 1265052641
Family Medicine in Ventura, CA

Active since April 25, 2020PECOS Enrolled
300 HILLMONT AVE, VENTURA, CA 93003(805) 652-6228(805) 652-6133 Get Directions Write a Review

NPPES record last updated: August 5, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 5, 2025, Nov 20, 2024, Aug 16, 2024 and 3 more (6 updates tracked since 2020).

About Dr. Joseph Cook Vielbig Md NPPES

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

DR. JOSEPH COOK VIELBIG MD (NPI 1265052641) is an individual family medicine provider in Ventura, California, licensed in California (A197925) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265052641
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. JOSEPH COOK VIELBIGCredential: MD
Location Address300 HILLMONT AVEVentura, CA 93003-1651
Mailing Address300 Hillmont Ave Ste 120Ventura, CA 93003-1651
Phone(805) 652-6228
Fax(805) 652-6133
Sole ProprietorNo
Enumeration DateApril 25, 2020
Last NPPES UpdateAugust 5, 20256 updates tracked since enumeration
NPPES CertifiedAugust 5, 2025
✔ NPI 1265052641 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A197925
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
300 HILLMONT AVE, Ventura, CA 93003
Open in Google Maps ↗

Other Identifiers 1

OtherA197925CA · California Department Of Consumer Affairs

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Joseph Cook Vielbig Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93003 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
$95.28 typical visit price
range $62.32 – $185.36
Typical copayment $23.82 (range $15.58 – $46.34)
Most-billed visit code 99203
Established Patient
$108.74 typical visit price
range $20.68 – $151.85
Typical copayment $27.18 (range $5.17 – $37.96)
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.

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.

DANIEL FREITAS
Case Manager/Care Coordinator
300 HILLMONT AVE
VENTURA, CA 93003
Ventura County (805) 652-6161
LINDSAY ANN LOFT FNP
Nurse Practitioner (Family)
300 HILLMONT AVE, BLDG 340, STE 401
VENTURA, CA 93003
Ventura County (805) 641-0141
DENNIS J WATSON
Counselor (Mental Health)
300 HILLMONT AVE
VENTURA, CA 93003
Ventura County (805) 562-5907
NATHAN BRODIE
Case Manager/Care Coordinator
300 HILLMONT AVE
VENTURA, CA 93003
Ventura County (805) 652-6161
MARY E. RASMUSSEN REG.NURSE
Registered Nurse
300 HILLMONT AVE
VENTURA, CA 93003
Ventura County (805) 652-3200
KAYLEE MICHELLE JONES HANTKE
Student in an Organized Health Care Education/Training Program
300 HILLMONT AVE
VENTURA, CA 93003
Ventura County (805) 652-6000
ISABELLA GENEVA CHEN M.D.
Internal Medicine (Hematology & Oncology)
300 HILLMONT AVE, BLDG 340, STE 501
VENTURA, CA 93003
Ventura County (805) 652-6218
DR. LINDA J. LEE MD
Pathology (Anatomic Pathology & Clinical Pathology)
300 HILLMONT AVE
VENTURA, CA 93003
Ventura County (213) 867-7814

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 Joseph Vielbig's NPI number?

The NPI number for Joseph Vielbig is 1265052641. It was assigned to this individual provider in the NPPES registry on April 25, 2020.

Where is Joseph Vielbig located?

Joseph Vielbig practices at 300 Hillmont Ave, Ventura, CA 93003. The listed phone number is (805) 652-6228.

What is Joseph Vielbig's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Joseph Vielbig enrolled in Medicare?

Yes. Joseph Vielbig is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Joseph Vielbig was last updated on August 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.