NPIMap

Individual provider Active NPI

Eric Chien-Yeh Chang, MD

  • Infectious Disease Physician
  • Portland, OR
National Provider Identifier
1720290190
Registry record updated Aug 6, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Infectious Disease PhysicianTaxonomy code 207RI0200X
License
MD26818 Issued in OR
Practice address
2801 N Gantenbein Ave
RM 4117
Portland, OR 97227-1623
Phone
(503) 413-6807
Fax
(503) 413-2144
NPI assigned
May 5, 2007
Last updated
Aug 6, 2008By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 6, 2008

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X MD26818 OR
Infectious Disease Physician 207RI0200X MD26818 OR Primary

Addresses

Primary practice location

2801 N Gantenbein Ave
RM 4117
Portland, OR 97227-1623

Mailing address

2801 N Gantenbein Ave
RM 4117
Portland, OR 97227-1623
Phone (503) 413-6807

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OR, WA2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20071107000241 OR Practitioner - Infectious DiseasePractitioner - Internal Medicine 8224125232 Reassigns benefits to 6 organizations
I20080828000339 WA Practitioner - Infectious DiseasePractitioner - Internal Medicine 8224125232 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Infectious DiseaseAlso: Internal Medicine
Education
University of Rochester School of Medicine and Dentistry, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Providence Medical InstituteGroup PAC ID 5991609737, 303 clinicians
Legacy Clinics LLCGroup PAC ID 0244144004, 714 clinicians
Legacy Salmon Creek HospitalGroup PAC ID 0446295711, 309 clinicians

Practice addresses (Care Compare)

Portland, OR 97213

1015 NW 22ND Ave
Portland, OR 97210-3025
Phone (503) 413-7711

1015 Nw22Nd Ave
Suite 34
Portland, OR 97210-3025
Phone (503) 413-6376

1130 NW 22ND Ave
Suite 220
Portland, OR 97210-2969
Phone (503) 413-8988

1321 NE 99TH Ave
Suite 200
Portland, OR 97220-9439
Phone (503) 215-4250

19300 SW 65TH Ave
Meridian Park Hosp
Portland, OR 97062-7706
Phone (503) 692-1212

2211 NE 139TH St
Vancouver, WA 98686-2742
Phone 3604871000360487

24800 SE Stark St
Gresham, OR 97030-3378
Phone (503) 413-8988

2800 N Vancouver Ave
Suite 230
Portland, OR 97227-1668
Phone (503) 413-4340

2801 N Gantenbein Ave
Portland, OR 97227-1623
Phone (503) 413-1122

9205 SW Barnes Rd
Portland, OR 97225-6603

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
94.62 of 100Reported as apm
Quality
77.21
Promoting interoperability
99.06
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
92.83 of 100Reported as group
Quality
96.26
Promoting interoperability
100
Improvement activities
40
Cost
79.84

Merit-based Incentive Payment System (MIPS)

Final score
94.62 of 100Reported as apm
Quality
77.21
Promoting interoperability
99.06
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD26818ORMDInfectious Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Providence Health & Services Washington CurrentSince May 30, 2025 Accepting new patients
Providence Medical Institute Internal Medicine CurrentSince Feb 1, 2026 Accepting new patients
Legacy Salmon Creek Hospital CurrentSince Dec 15, 2015 Accepting new patients
Legacy Emanuel Hospital & Health Center CurrentSince Jul 1, 2008 Accepting new patients
Legacy Good Samaritan Hospital and Medical Center CurrentSince Jul 16, 2021 Accepting new patients
Legacy Good Samaritan Hospital and Medical Center CurrentSince Jul 16, 2021 Accepting new patients
Legacy Emanuel Hospital & Health Center CurrentSince Jul 1, 2008 Accepting new patients
Legacy Salmon Creek Hospital CurrentSince Dec 15, 2015 Accepting new patients
Providence Medical Institute Internal Medicine CurrentSince Feb 1, 2026 Accepting new patients
Legacy Good Samaritan Hospital and Medical Center Current Accepting new patients
Legacy Emanuel Hospital & Health Center Current Accepting new patients

Locations

1015 NW 22nd Ave
Portland, OR 97210
Phone (503) 413-7582

1130 NW 22nd Ave
Ste 220
Portland, OR 97210
Phone (503) 413-4134

1200 NW 23rd Ave
Portland, OR 97210
Phone (503) 413-7074

1919 NW Lovejoy St
Portland, OR 97209
Phone (503) 415-5600

2800 N Vancouver Ave
Ste 201
Portland, OR 97227
Phone (503) 276-9000

2800 N Vancouver Ave
Ste 230
Portland, OR 97227
Phone (503) 413-2901

2801 N Gantenbein Ave
Portland, OR 97227
Phone (503) 413-2200

2801 N Gantenbein Ave
Rm 4117
Portland, OR 97227
Phone (503) 240-8000

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

500 N Columbia River Hwy
Ste 6
Saint Helens, OR 97051
Phone (503) 366-5101

19300 SW 65th Ave
Tualatin, OR 97062
Phone (503) 692-1212

19300 SW 65th Ave
#H
Tualatin, OR 97062
Phone (503) 692-1212

2211 NE 139th St
Vancouver, WA 98686
Phone (360) 397-1985

Interoperability endpoints

  • Direct secure messaging: echang18404@direct.lhs.org

Organizations & group practices 13

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

View all 13

Hospital & facility affiliations 10

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

NPI Registry JSON

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

{
    "created_epoch": "1178323200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1217980800000",
    "number": "1720290190",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2801 N GANTENBEIN AVE",
            "address_2": "RM 4117",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972271623",
            "telephone_number": "503-413-6807",
            "fax_number": "503-413-2144"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2801 N GANTENBEIN AVE",
            "address_2": "RM 4117",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972271623",
            "telephone_number": "503-413-6807",
            "fax_number": "503-413-2144"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHANG",
        "first_name": "ERIC",
        "middle_name": "CHIEN-YEH",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-05-05",
        "last_updated": "2008-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OR",
            "license": "MD26818",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "OR",
            "license": "MD26818",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portland, OR

Sources for this page

Verify at the official NPI Registry.