DR. KATHARINE MIDDENDORF PH.D.
NPI 1619428950
Psychologist in Corvallis, OR

Active since October 21, 2016PECOS EnrolledAccepts Medicare Assignment
86.23/100
CMS Quality Rating
3509 NW SAMARITAN DR STE 215, CORVALLIS, OR 97330(541) 768-5235 Get Directions Write a Review

NPPES record last updated: November 11, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 11, 2020, Jul 5, 2019, Oct 21, 2016 (3 updates tracked since 2016).

About Dr. Katharine Middendorf Ph.d. NPPES

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

DR. KATHARINE MIDDENDORF PH.D. (NPI 1619428950) is an individual psychologist in Corvallis, Oregon, licensed in Oregon (2746) and active in the NPI registry since October 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1619428950
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. KATHARINE MIDDENDORFCredential: PH.D.
Location Address3509 NW SAMARITAN DR STE 215Corvallis, OR 97330-3893
Mailing AddressPo Box 1189Corvallis, OR 97339-1189
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateOctober 21, 2016
Last NPPES UpdateNovember 11, 20203 updates tracked since enumeration
NPPES CertifiedNovember 11, 2020
NPI 1619428950 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses Licensed in OR · 2746 Licensed in OR · 2742
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
3509 NW SAMARITAN DR STE 215, Corvallis, OR 97330

Accepted 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. Katharine Middendorf 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 ID3678852357
PECOS Enrollment IDI20161121001532
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.

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.

86.23/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality81.89
Promoting Interoperability100
Improvement Activities40
Cost66.46

Other Providers at the Same Location NPPES 14

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

Psychiatry & Neurology (Child & Adolescent Psychiatry)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330
Psychiatry & Neurology (Psychiatry)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330
Psychologist (Clinical)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330
Psychiatry & Neurology (Psychiatry)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330
Psychiatry & Neurology (Psychiatry)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330
Social Worker (Clinical)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330
Nurse Practitioner (Psychiatric/Mental Health)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330
Social Worker (Clinical)
3509 NW SAMARITAN DR STE 215
CORVALLIS, OR 97330

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 Katharine Middendorf's NPI number?

The NPI number for Katharine Middendorf is 1619428950. It was assigned to this individual provider in the NPPES registry on October 21, 2016.

Where is Katharine Middendorf located?

Katharine Middendorf practices at 3509 NW Samaritan Dr Ste 215, Corvallis, OR 97330. The listed phone number is (541) 768-5235.

What is Katharine Middendorf's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Katharine Middendorf enrolled in Medicare?

Yes. Katharine Middendorf 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 Katharine Middendorf accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Regence BlueCross BlueShield of Oregon list Katharine Middendorf 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 Katharine Middendorf was last updated on November 11, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.