MARY K MCCARTHY HOLLOWAY MD
NPI 1790854610
Psychiatry & Neurology - Psychiatry in Garibaldi, OR
About Mary K Mccarthy Holloway Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY K MCCARTHY HOLLOWAY MD (NPI 1790854610) is an individual psychiatry provider in Garibaldi, Oregon, licensed in Oregon (MD13707) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (1982).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mary K Mccarthy Holloway Md 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.
Medicare Billing Reassignment
Medicare enrollment records show Mary Mccarthy Holloway reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tillamook, OR 97141
- Reassigned Medicare billing, Oregon enrollment
- 8 clinicians in this Medicare group
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 97118 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Mary Mccarthy Holloway's NPI number?
The NPI number for Mary Mccarthy Holloway is 1790854610. It was assigned to this individual provider in the NPPES registry on November 7, 2006. The provider is also known as Mary Kathleen Callicrate.
Where is Mary Mccarthy Holloway located?
Mary Mccarthy Holloway practices at PO Box 827, Garibaldi, OR 97118. The listed phone number is (503) 559-7333.
What is Mary Mccarthy Holloway's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Mary Mccarthy Holloway enrolled in Medicare?
Yes. Mary Mccarthy Holloway 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.
Which organization bills Medicare for Mary Mccarthy Holloway's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Mccarthy Holloway reassigns Medicare benefits to Tillamook Family Counseling Center (Tillamook, 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 Mary Mccarthy Holloway's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Mccarthy Holloway accept?
Health plans from Moda Health Plan, Inc. list Mary Mccarthy Holloway 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 Mary Mccarthy Holloway was last updated on January 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.
# Mary K Mccarthy Holloway, MD · NPI 1790854610
Psychiatry physician in Garibaldi, Oregon. Individual provider, active in the CMS NPPES registry since November 7, 2006.
## Identity
- **NPI:** 1790854610 (Entity type: Individual)
- **Enumerated:** November 7, 2006
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** MD13707 (Oregon)
- **Sole proprietor:** Yes
## Practice location
- **Address:** PO BOX 827, Garibaldi, OR 97118-0827
- **Phone:** (503) 559-7333 · **Fax:** (971) 265-1031
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Tillamook Family Counseling Center (NPI 1659380145, Tillamook, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 1982
## Record status
- **NPPES last updated:** January 28, 2026
- **Other identifiers:** Medicaid 136580 (OR); Other 080942000
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Source: [NPI Profile](https://npiprofile.com/npi/1790854610) · Data from the CMS NPPES public registry.