DR. MATTHEW S DAVIS M.D.
NPI 1902076342
Psychiatry & Neurology - Psychiatry in Portland, OR

Q: What is Matthew Davis's NPI number?

The NPI number for Matthew Davis is 1902076342. It was assigned to this individual provider in the NPPES registry on February 29, 2008.

Q: What is Matthew Davis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Matthew Davis was last updated on August 28, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 February 29, 2008PECOS Enrolled

7000 SW VARNS ST, PORTLAND, OR 97223(503) 749-0200 Get Directions Write a Review

NPPES record last updated: August 28, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 28, 2019, Apr 23, 2018 (2 updates tracked since 2018).

On this page

About Dr. Matthew S Davis M.d. NPPES

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

DR. MATTHEW S DAVIS M.D. (NPI 1902076342) is an individual psychiatry provider in Portland, Oregon, licensed in Oregon (MD175201) and active in the NPI registry since February 2008. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902076342

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. MATTHEW S DAVISCredential: M.D.

Location Address7000 SW VARNS STPortland, OR 97223-8145

Mailing Address944 Ne Hazelfern PlPortland, OR 97232-2628 · (626) 318-5854

Phone(503) 749-0200

Sole ProprietorNo

Enumeration DateFebruary 29, 2008

Last NPPES UpdateAugust 28, 20192 updates tracked since enumeration

✔ NPI 1902076342 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Licenses✔ Licensed in OR · MD175201✔ Licensed in WA · MD60849018✔ Licensed in CA · A98192

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License MD60849018 (WA), MD175201 (OR), A98192 (CA)

7000 SW VARNS ST, Portland, OR 97223

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Matthew S Davis M.d. 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.

Medicare Billing Reassignments

Medicare enrollment records show Matthew Davis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Legacy Emanuel Hospital & Health Center

8.6 mi

General Acute Care Hospital

1225 NE 2ND AVE
Portland, OR 97232

Reassigned Medicare billing, Oregon enrollment
719 clinicians in this Medicare group

NPI 1003367491 (503) 944-8000

Alameda Health System

527 mi

Surgery

1411 E 31ST STREET
Oakland, CA 94602

Reassigned Medicare billing, California enrollment
900 clinicians in this Medicare group

NPI 1740332931 (510) 437-4800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97223 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

$176.88 typical visit price

range $58.99 – $176.88

Typical copayment $44.22 (range $14.74 – $44.22)

Most-billed visit code 99205

Established Patient

$73.28 typical visit price

range $19.32 – $144.79

Typical copayment $18.32 (range $4.83 – $36.19)

Most-billed visit code 99213

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 5

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

JORDON RICHARD LOVELL MA, LPC

Counselor (Mental Health)

7000 SW VARNS ST
PORTLAND, OR 97223

Washington County (503) 749-0200

TINA M SIMPSON PSS

Peer Specialist

7000 SW VARNS ST
TIGARD, OR 97223

Washington County (503) 749-0200

JADE SPENCER

Counselor (Mental Health)

7000 SW VARNS ST
PORTLAND, OR 97223

Washington County (503) 749-0200

MOLLIE KATHLEEN DE COST

Peer Specialist

7000 SW VARNS ST
PORTLAND, OR 97223

Washington County (503) 749-0200

MADRONA RECOVERY

Psychiatric Residential Treatment Facility

7000 SW VARNS ST
TIGARD, OR 97223

Washington County (949) 293-2351

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 Matthew Davis's NPI number?

The NPI number for Matthew Davis is 1902076342. It was assigned to this individual provider in the NPPES registry on February 29, 2008.

Where is Matthew Davis located?

Matthew Davis practices at 7000 SW Varns St, Portland, OR 97223. The listed phone number is (503) 749-0200.

What is Matthew Davis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Matthew Davis enrolled in Medicare?

Yes. Matthew Davis is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Matthew Davis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Davis reassigns Medicare benefits to 2 organizations: Legacy Emanuel Hospital & Health Center (Portland, OR) and Alameda Health System (Oakland, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Matthew Davis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Matthew Davis was last updated on August 28, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.