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KAREN MARIE KOELLER NP-C
NPI 1891231866
Nurse Practitioner - Adult Health in Newport Beach, CA

Active since January 13, 2017PECOS Enrolled
ONE HOAG DRIVE, BLDG 41, 3RD FLOOR, HOAG MEDICAL ONCOLOGY CLINIC, NEWPORT BEACH, CA 92663(949) 764-6130 Get Directions Write a Review

NPPES record last updated: January 13, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Karen Marie Koeller Np-c NPPES

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

KAREN MARIE KOELLER NP-C (NPI 1891231866) is an individual adult health provider in Newport Beach, California, licensed in California (95004521) and active in the NPI registry since January 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891231866
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameKAREN MARIE KOELLERCredential: NP-C
Location AddressONE HOAG DRIVE, BLDG 41, 3RD FLOOR, HOAG MEDICAL ONCOLOGY CLINICNewport Beach, CA 92663-4162
Mailing AddressOne Hoag Drive, Bldg 41, 3rd Floor, Hoag Medical Oncology ClinicNewport Beach, CA 92663-4162 · (949) 764-6130
Phone(949) 764-6130
Sole ProprietorNo
Enumeration DateJanuary 13, 2017
✔ NPI 1891231866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in CA · 95004521
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 95004521 (CA)
ONE HOAG DRIVE, BLDG 41, 3RD FLOOR, Newport Beach, CA 92663
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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)

Karen Marie Koeller Np-c 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 92663 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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.

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 Karen Koeller's NPI number?

The NPI number for Karen Koeller is 1891231866. It was assigned to this individual provider in the NPPES registry on January 13, 2017.

Where is Karen Koeller located?

Karen Koeller practices at One Hoag Drive, Bldg 41, 3rd Floor Hoag Medical Oncology Clinic, Newport Beach, CA 92663. The listed phone number is (949) 764-6130.

What is Karen Koeller's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Karen Koeller enrolled in Medicare?

Yes. Karen Koeller is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Karen Koeller was last updated on January 13, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.