NPIMap

Individual provider Active NPI

David Christopher Harmon, MD, MPH

  • Internal Medicine Physician
  • Portland, OR
National Provider Identifier
1104144930
Registry record updated Mar 13, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
MD162329 Issued in OR
Practice address
3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone
(503) 494-8211
NPI assigned
May 4, 2010
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 13, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X PG151784 OR
Hospitalist Physician 208M00000X MD162329 OR
Internal Medicine Physician 207R00000X MD162329 OR Primary

Addresses

Primary practice location

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011

Mailing address

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone (503) 494-8311

Other practice location 1

9205 SW Barnes Rd
Portland, OR 97225-6603
Phone (503) 216-2906

Other practice location 2

3600 NW Samaritan Dr
Corvallis, OR 97330-5472
Phone (541) 757-5111

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address dharmon260077@samhealth.direct-ci.com

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OR
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20130612000159 OR Practitioner - HospitalistPractitioner - Internal Medicine 4981857059 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Hospitalist
Education
University of Kansas School of Med (KC/Wich/Sal), 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University Professional ServicesGroup PAC ID 4880760107, 1,683 clinicians
Good Samaritan Hospital CorvallisGroup PAC ID 1557270725, 372 clinicians

Practice addresses (Care Compare)

15700 SW Greystone CT
Beaverton, OR 97006-6011
Phone (503) 494-3442

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone (503) 494-8311

3600 NW Samaritan Dr
Corvallis, OR 97330-3737

Hospital & facility affiliations

  • Ohsu Hospital and Clinics Hospital, Portland, OR, CCN 380009
  • Good Samaritan Regional Medical Center Hospital, Corvallis, OR, CCN 380014

Merit-based Incentive Payment System (MIPS)

Final score
99.11 of 100Reported as apm
Quality
84.29
Promoting interoperability
100
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MD162329ORMDInternal Medicine Physician
PG151784ORMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Providence Health & Services Oregon CurrentSince Jan 1, 2025 Accepting new patients
University Professional Services Current Accepting new patients
Tuality Medical Group LLC Internal Medicine CurrentSince Feb 1, 2025 Accepting new patients
Providence Health & Services Oregon Current Accepting new patients
University Professional Services CurrentSince Jul 1, 2013 Accepting new patients
Providence Health & Services Oregon CurrentSince Jan 1, 2025 Accepting new patients
Oregon Health & Science University CurrentSince Nov 19, 2014 Accepting new patients
University Professional Services CurrentSince Jul 1, 2013 Accepting new patients
Good Samaritan Hospital Corvallis CurrentSince Mar 20, 2023 Accepting new patients
Tuality Medical Group LLC CurrentSince Feb 1, 2025 Accepting new patients
Oregon Health & Science University CurrentSince Nov 19, 2014 Accepting new patients
Good Samaritan Hospital Corvallis CurrentSince Mar 20, 2023 Accepting new patients
Good Samaritan Hospital Corvallis Current Accepting new patients

Locations

15700 SW Greystone Ct
Beaverton, OR 97006
Phone (503) 203-1000

10151 SE Sunnyside Rd
Ste 100
Clackamas, OR 97015
Phone (503) 659-0880

3600 NW Samaritan Dr
Ste 227
Corvallis, OR 97330
Phone (541) 768-1261

3600 NW Samaritan Dr
Corvallis, OR 97330
Phone (541) 768-4906

335 SE 8th Ave
Hillsboro, OR 97123
Phone (503) 681-1111

10123 SE Market St
Portland, OR 97216
Phone (503) 251-6355

5050 NE Hoyt St
Ste 240
Portland, OR 97213
Phone (503) 215-6480

9205 SW Barnes Rd
Portland, OR 97225
Phone (503) 216-1234

3181 SW Sam Jackson Park Rd
Portland, OR 97239
Phone (503) 494-5674

Interoperability endpoints

  • Direct secure messaging: dharmonmd38344@direct.ohsu.edu

Organizations & group practices 14

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 14

Hospital & facility affiliations 22

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 22

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1272931200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1741824000000",
    "number": "1104144930",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393011",
            "telephone_number": "503-494-8311"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393011",
            "telephone_number": "503-494-8211"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9205 SW Barnes Rd",
            "address_purpose": "LOCATION",
            "city": "Portland",
            "state": "OR",
            "postal_code": "972256603",
            "country_code": "US",
            "telephone_number": "503-216-2906",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3600 NW Samaritan Dr",
            "address_purpose": "LOCATION",
            "city": "Corvallis",
            "state": "OR",
            "postal_code": "973305472",
            "country_code": "US",
            "telephone_number": "541-757-5111",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HARMON",
        "first_name": "DAVID",
        "middle_name": "CHRISTOPHER",
        "credential": "MD, MPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-05-04",
        "last_updated": "2025-03-13",
        "certification_date": "2025-03-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OR",
            "license": "PG151784",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "OR",
            "license": "MD162329",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OR",
            "license": "MD162329",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dharmon260077@samhealth.direct-ci.com",
            "affiliation": "N",
            "address_1": "3600 NW Samaritan Dr",
            "city": "Corvallis",
            "state": "OR",
            "country_code": "US",
            "postal_code": "973305472",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Portland, OR

Sources for this page

Verify at the official NPI Registry.