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GREGORY R SIMONSON PHD, LP
NPI 1942850003
Psychologist - Clinical in Moorhead, MN

Active since September 19, 2019PECOS EnrolledAccepts Medicare Assignment
4000 28TH AVE S, MOORHEAD, MN 56560(701) 234-3200 Get Directions Write a Review

NPPES record last updated: June 15, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Gregory R Simonson Phd, Lp NPPES

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

GREGORY R SIMONSON PHD, LP (NPI 1942850003) is an individual clinical provider in Moorhead, Minnesota, licensed in Minnesota (6448) and active in the NPI registry since September 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1942850003
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameGREGORY R SIMONSONCredential: PHD, LP
Location Address4000 28TH AVE SMoorhead, MN 56560-7926
Mailing AddressPo Box 5074Sioux Falls, SD 57117-5074 · (605) 328-9419
Phone(701) 234-3200
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateSeptember 19, 2019
Last NPPES UpdateJune 15, 2026
NPPES CertifiedJune 15, 2026
✔ NPI 1942850003 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 MN · 6448
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.
4000 28TH AVE S, Moorhead, MN 56560
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HealthPartners.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

Gregory R Simonson Phd, Lp 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 ID5799163713
PECOS Enrollment IDI20220603001306
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 56560 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
$168.28 typical visit price
range $56.00 – $168.28
Typical copayment $42.07 (range $14.00 – $42.07)
Most-billed visit code 99205
Established Patient
$98.61 typical visit price
range $18.32 – $138.04
Typical copayment $24.65 (range $4.58 – $34.51)
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.

CARLEY MARIE BAYER APRN, CNP
Nurse Practitioner
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3200
SAMANTHA BARTELT PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3200
HEATHER ALYSSA BRUGGEMAN MD
Family Medicine
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3200
ASHTON MADSEN BA, MHP
Counselor
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3200
SAMANTHA J PERLEBERG M.D.
Pediatrics
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3200
KYRA DECKER MSN, AGACNP-BC
Nurse Practitioner
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3261
DR. JOHN MICHAEL TINJUM M.D.
Internal Medicine
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3261
AMY JOY BRO CNP
Nurse Practitioner
4000 28TH AVE S
MOORHEAD, MN 56560
Clay County (701) 234-3200

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 Gregory Simonson's NPI number?

The NPI number for Gregory Simonson is 1942850003. It was assigned to this individual provider in the NPPES registry on September 19, 2019.

Where is Gregory Simonson located?

Gregory Simonson practices at 4000 28th Ave S, Moorhead, MN 56560. The listed phone number is (701) 234-3200.

What is Gregory Simonson's specialty?

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

Is Gregory Simonson enrolled in Medicare?

Yes. Gregory Simonson 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 Gregory Simonson accept?

Health plans from HealthPartners list Gregory Simonson 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 Gregory Simonson was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 days 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.