NPPES file of Aug 9, 2026

Mary Marshall, RDH

Dental Hygienist · Coos Bay, OR

Mary Marshall, RDH is a dental hygienist with a practice address in Coos Bay, Oregon, and NPI 1033884176, issued on Aug 11, 2021. Check the license (Oregon H8009, as entered in NPPES) with the Oregon board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033884176
Name
Mary Marshall
Credential
RDH
Primary taxonomy
Dental Hygienist 124Q00000X
License number
H8009 OR
Self-reported in NPPES; status is on the state search
Practice location
630 Miluk Dr, Coos Bay, OR 97420
Phone
(541) 888-9494
Enumerated
Aug 11, 2021
Record last updated
Aug 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest dental hygienist records → All 1,167 in Oregon → Look up another NPI →

Also registered at 630 Miluk Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sonia Amlin, MSProfessional Counselor1124970652
  2. Daniel CarlsonPhysician Assistant1659916690
  3. Drew Collins, LMTMassage Therapist1659184406
  4. Kasem El-Hajji, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1639789266
  5. Sean Finnegan, PA-CFamily Medicine Physician1366271041
  6. Allison Henrie, MS RD LD CDCESRegistered Dietitian1366555153

Verify Mary Marshall in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license H8009    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Oregon license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Mary Marshall among 1,167 dental hygienist records in Oregon

Mary Marshall, RDH is one of 1,167 dental hygienist records with a practice address in Oregon. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 77% of them.

  • NPI issued2021 · 77% of these records are older, 19% newer
  • In a Medicare fileNo · 12% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2021 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 124Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dental Hygienist providers in Oregon

There are 1,167 dental hygienist records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,167 in Oregon → Every provider in Coos Bay → Dental Hygienist nationwide →

The 8 dental hygienist records with the nearest ZIP codes

  1. Amy Anderson, RDHCoos Bay, OR 974201083004675
  2. Leslie HollingsworthCoos Bay, OR 974201811731359
  3. Tiffany Mahikoa, RDH, EPDHCoos Bay, OR 974201932567831
  4. Patricia Peyton, RDHCoos Bay, OR 974201225229131
  5. Danielle Underwood, RDHCoos Bay, OR 974201053073502
  6. Linda Bailey, RDHCottage Grove, OR 974241861727539
  7. Aimee ForemanCottage Grove, OR 974241639568520
  8. Shaunna Jennings, RDHCottage Grove, OR 974241023408481

Common questions

What is Mary Marshall, RDH's NPI number?

Mary Marshall, RDH's National Provider Identifier (NPI) is 1033884176, issued on Aug 11, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Mary Marshall, RDH located?

The NPPES record lists a practice address at 630 Miluk Dr, Coos Bay, OR, 97420. Phone: (541) 888-9494. Providers update this record themselves, so call before visiting.

How can I verify Mary Marshall, RDH's license?

NPPES lists Oregon license number H8009, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.