DR. KAREN DEBORAH FIESTER PH.D.
NPI 1831119569
Psychologist - Clinical in Boulder, CO

Q: What is Karen Fiester's NPI number?

The NPI number for Karen Fiester is 1831119569. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Q: What is Karen Fiester's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Karen Fiester was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since July 19, 2006PECOS EnrolledAccepts Medicare Assignment

1113 SPRUCE ST, SUITE 501, BOULDER, CO 80302(303) 449-3028(303) 938-5005 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Karen Deborah Fiester Ph.d. NPPES

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

DR. KAREN DEBORAH FIESTER PH.D. (NPI 1831119569) is an individual clinical provider in Boulder, Colorado, licensed in Colorado (828) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1980).

NPPES Registry Identity

NPI1831119569

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameDR. KAREN DEBORAH FIESTERCredential: PH.D.

Location Address1113 SPRUCE ST, SUITE 501Boulder, CO 80302-4001

Mailing Address1113 Spruce St, Suite 501Boulder, CO 80302-4001 · (303) 449-3028 · Fax (303) 938-5005

Phone(303) 449-3028

Fax(303) 938-5005

Sole ProprietorYes

Medical School CMSOtherGraduated 1980

Enumeration DateJuly 19, 2006

Last NPPES UpdateJuly 9, 2007

✔ NPI 1831119569 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in CO · 828

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

1113 SPRUCE ST, Boulder, CO 80302

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Other Identifiers 1

Medicare UPIN94616CO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

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. Karen Deborah Fiester Ph.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 ID2062467996

PECOS Enrollment IDI20050314000917

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 80302 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

$174.82 typical visit price

range $58.06 – $174.82

Typical copayment $43.70 (range $14.51 – $43.70)

Most-billed visit code 99205

Established Patient

$102.03 typical visit price

range $18.88 – $142.79

Typical copayment $25.50 (range $4.72 – $35.69)

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 Fiester's NPI number?

The NPI number for Karen Fiester is 1831119569. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Where is Karen Fiester located?

Karen Fiester practices at 1113 Spruce St Suite 501, Boulder, CO 80302. The listed phone number is (303) 449-3028.

What is Karen Fiester's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Karen Fiester enrolled in Medicare?

Yes. Karen Fiester 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.

What insurance does Karen Fiester accept?

Health plans from Providence Health Plan list Karen Fiester as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Karen Fiester was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.