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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARIA V PROKHOROVA MD
NPI 1114021342
Psychiatry & Neurology - Psychiatry in Milwaukie, OR

Active since September 08, 2006PECOS Enrolled
6605 SE LAKE RD, MILWAUKIE, OR 97222(503) 655-8401 Get Directions Write a Review

NPPES record last updated: September 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Maria V Prokhorova Md NPPES

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

MARIA V PROKHOROVA MD (NPI 1114021342) is an individual psychiatry provider in Milwaukie, Oregon, licensed in Oregon (MD21686) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114021342
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameMARIA V PROKHOROVACredential: MD
Location Address6605 SE LAKE RDMilwaukie, OR 97222-2161
Mailing Address2051 Kaen Rd, Suite 367Oregon City, OR 97045-4035 · (503) 742-5300 · Fax (503) 742-5979
Phone(503) 655-8401
Sole ProprietorNo
Enumeration DateSeptember 8, 2006
Last NPPES UpdateSeptember 16, 2026
NPPES CertifiedSeptember 16, 2026
✔ NPI 1114021342 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in OR · MD21686
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.
6605 SE LAKE RD, Milwaukie, OR 97222
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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maria V Prokhorova Md 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 Reassignment

Medicare enrollment records show Maria Prokhorova reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of Clackamas Office Of County Auditor
Same address
Mental Health (Including Community Mental Health Center)
6605 SE LAKE ROAD
Milwaukie, OR 97222
  • Reassigned Medicare billing, Oregon enrollment
  • 130 clinicians in this Medicare group
NPI 1245269315 (503) 655-8401

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 97222 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 20

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

EMILY MARIE KETOLA LCSW
Social Worker (Clinical)
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8401
CLAIRE WHITT
Case Manager/Care Coordinator
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8471
REBEKAH POTTS
Social Worker (Clinical)
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8401
SUZANNE LAPIDUS
Counselor (Mental Health)
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8401
KIM A WENNHOLD MD
Psychiatry & Neurology (Child & Adolescent Psychiatry)
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8401
MARA CHAVEZ VILLA QMHA
Case Manager/Care Coordinator
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8264
HEATHER MARTINEZ CSWA
Counselor (Mental Health)
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8471
WESLEY MCCOURTIE
Case Manager/Care Coordinator
6605 SE LAKE RD
MILWAUKIE, OR 97222
Clackamas County (503) 655-8471

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 Maria Prokhorova's NPI number?

The NPI number for Maria Prokhorova is 1114021342. It was assigned to this individual provider in the NPPES registry on September 8, 2006.

Where is Maria Prokhorova located?

Maria Prokhorova practices at 6605 SE Lake Rd, Milwaukie, OR 97222. The listed phone number is (503) 655-8401.

What is Maria Prokhorova's specialty?

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

Is Maria Prokhorova enrolled in Medicare?

Yes. Maria Prokhorova is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Prokhorova's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Prokhorova reassigns Medicare benefits to County Of Clackamas Office Of County Auditor (Milwaukie, OR). The 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 Maria Prokhorova's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maria Prokhorova accept?

Health plans from Moda Health Plan, Inc. and Providence Health Plan list Maria Prokhorova 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 Maria Prokhorova was last updated on September 16, 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.