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JULIA ISEN
NPI 1427222967
Nurse Practitioner - Family in Mill Valley, CA

Active since April 16, 2008PECOS Enrolled
645 NORTHERN AVE, MILL VALLEY, CA 94941(415) 888-2211 Get Directions Write a Review

NPPES record last updated: March 29, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Julia Isen NPPES

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

JULIA ISEN (NPI 1427222967) is an individual family provider in Mill Valley, California, licensed in Maryland (T20080426) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1427222967
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameJULIA ISEN
Location Address645 NORTHERN AVEMill Valley, CA 94941-3935
Mailing Address920 2nd Ave S Ste 400Minneapolis, MN 55402-4010 · (612) 225-1538
Phone(415) 888-2211
Sole ProprietorNo
Enumeration DateApril 16, 2008
Last NPPES UpdateMarch 29, 2010
✔ NPI 1427222967 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MD · T20080426
645 NORTHERN AVE, Mill Valley, CA 94941
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Julia Isen 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 94941 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
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$119.61 typical visit price
range $23.44 – $166.64
Typical copayment $29.90 (range $5.86 – $41.66)
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.

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 Julia Isen's NPI number?

The NPI number for Julia Isen is 1427222967. It was assigned to this individual provider in the NPPES registry on April 16, 2008.

Where is Julia Isen located?

Julia Isen practices at 645 Northern Ave, Mill Valley, CA 94941. The listed phone number is (415) 888-2211.

What is Julia Isen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Julia Isen enrolled in Medicare?

Yes. Julia Isen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Julia Isen was last updated on March 29, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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.