NPIMap

Individual provider Active NPI

Vikram Shankar, MD

  • Emergency Medicine Physician
  • Portland, OR
National Provider Identifier
1821443276
Registry record updated Mar 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
A155066 Issued in CA
Practice address
4200 NW North Rd
Portland, OR 97229-2593
Phone
(503) 799-1739
NPI assigned
May 3, 2016
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X A155066 CA Primary

Addresses

Primary practice location

4200 NW North Rd
Portland, OR 97229-2593

Mailing address

14614 N Kierland Blvd Ste 120
Scottsdale, AZ 85254-2743
Phone (833) 836-8326

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
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
I20201001000468 TX Practitioner - Emergency Medicine 5294154894 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of Wisconsin School of Medicine, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Winnebago Tribe of NebraskaGroup PAC ID 7113268640, 32 clinicians

Practice addresses (Care Compare)

225 Bluff St
Winnebago, NE 68071-9703
Phone (402) 878-3554

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
96.38 of 100Reported as group
Quality
80.82
Promoting interoperability
91
Improvement activities
40
Cost
84.44

Merit-based Incentive Payment System (MIPS)

Final score
90.52 of 100Reported as group
Quality
68.64
Promoting interoperability
91
Improvement activities
40
Cost
86.31

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A155066CAMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Lawton Indian Hospital CurrentSince Jan 16, 2024 Accepting new patients
Winnebago Tribe of Nebraska CurrentSince Dec 24, 2025 Accepting new patients
Rosebud Indian Health Service CurrentSince May 18, 2024 Accepting new patients
Tribal Health, LLC CurrentSince Mar 24, 2025 Accepting new patients
Pine Ridge Indian Health Service Hospital CurrentSince Aug 18, 2020 Accepting new patients
US Health Dept of Health & Human Services Current Accepting new patients
Pine Ridge Indian Health Service Hospital CurrentSince Aug 18, 2020 Accepting new patients
Rosebud Indian Health Service CurrentSince May 18, 2024 Accepting new patients
Eagle Butte Indian Health Service Hospital CurrentSince Jan 28, 2026 Accepting new patients
Winnebago Tribe of Nebraska CurrentSince Dec 24, 2025 Accepting new patients
Pine Ridge Indian Health Service Hospital Current Accepting new patients

Locations

14614 N Kierland Blvd
Ste 120
Scottsdale, AZ 85254
Phone (480) 696-1898

669 Agency Main St
Harlem, MT 59526
Phone (406) 353-3100

225 Bluff St
Winnebago, NE 68071
Phone (402) 745-3950

1515 NE Lawrie Tatum Rd
Lawton, OK 73507
Phone (580) 353-0350

Organizations & group practices 11

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.

Hospital & facility affiliations 8

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": "1462233600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742169600000",
    "number": "1821443276",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "14614 N KIERLAND BLVD STE 120",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852542743",
            "telephone_number": "833-836-8326"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4200 NW NORTH RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972292593",
            "telephone_number": "503-799-1739"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SHANKAR",
        "first_name": "VIKRAM",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2016-05-03",
        "last_updated": "2025-03-17",
        "certification_date": "2025-03-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A155066",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portland, OR

Sources for this page

Verify at the official NPI Registry.