Maria R. Clark-Harmon, ANP

Adult Health Nurse Practitioner

Nurse Practitioner

Maria R. Clark-Harmon is an Adult Health Nurse Practitioner based in Corvallis, OR with over 26 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(541) 768-5140Corvallis, OR
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Maria R. Clark-Harmon, ANP has been part of the Corvallis medical community since 2006 in group practice. With 26+ years of experience, she has been practicing in the Corvallis area. CMS MIPS quality score: 86.23/100 (2023).

At a glance

  • Federal MIPS score higher than 24% of MIPS-scored doctors in Oregon
  • Virtual visits available — no app or travel required
1 of 37 Nurse Practitioner providers in ORSee all Nurse Practitioner in Corvallis26+ years experienceNPI since 2006

Older · 2024dNPPES updated 2020-11-06 · verify NPI on CMS · Verify license at Oregon Medical Board

Contact & Location

Practice Location

3521 Nw Samaritan Dr Suite 201, Corvallis, OR 97330-4744

CMS Clinical Data

How Does This Doctor Compare?

MIPS Score

2023

86.23/100

Oregon avg: 89.5 · US avg: 83.6

Higher than most doctors nationally(+2.6 pts)

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Prescription Recipients

17

Patients prescribed

Prescriptions Written

22

Total claims

Total Medicare drug cost: $299

Percentile rankings compared against 1,341 reporting peers in Oregon.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Nov 5, 2020

    Self-reported via NPPES

  2. 26 years in practice

    Experienced

Nurse PractitionerAdult Health in CorvallisPhysician Assistants & Advanced Practice Nursing Providers

Definition to come...

Taxonomy: 363LA2200X

Practice Footprint

Mailing address

Po Box 1189, Corvallis, OR 97339-1189

Differs from practice location

Virtual Adult Health Care With Maria R. Clark-Harmon

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Maria R. Clark-Harmon for follow-ups, medication reviews, and ongoing care — no travel to Corvallis required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Maria R. Clark-Harmon

NPI records show Dr. Clark-Harmon as active with telehealth listed in Corvallis, OR. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (541) 768-5140.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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