NPIMap

Individual provider Active NPI

John E Stewart, MD

  • Hospitalist Physician
  • Reno, NV
National Provider Identifier
1083715007
Registry record updated Dec 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
19528 Issued in NV
Practice address
235 W 6TH St
Reno, NV 89503-4548
Phone
(775) 982-7878
Fax
(775) 770-3944
NPI assigned
Sep 25, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 17, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 19528 NV
Internal Medicine Physician 207R00000X C168711 CA
Hospitalist Physician 208M00000X 168711 CA
Hospitalist Physician 208M00000X 19528 NV Primary

Addresses

Primary practice location

235 W 6TH St
Reno, NV 89503-4548

Mailing address

PO Box 1600
Carson City, NV 89702-1600
Phone (775) 240-6758

Other practice location 1

1200 El Camino Real
South San Francisco, CA 94080-3208
Phone (650) 742-2000

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NC, NV, CA3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20070413000275 NC Practitioner - HospitalistPractitioner - Internal Medicine 9931204369 Reassigns benefits to 2 organizations
I20200803002300 NV Practitioner - HospitalistPractitioner - Internal Medicine 9931204369 Reassigns benefits to 2 organizations
I20240205002260 CA Practitioner - Internal Medicine 9931204369 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2001
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians
Clarkian Hospitalist CorporationGroup PAC ID 7113310988, 10 clinicians
Saint Marys Medical Group IncGroup PAC ID 7618113523, 52 clinicians

Practice addresses (Care Compare)

1200 El Camino Real
South San Francisco, CA 94080-3208
Phone (650) 742-2000

1900 Sullivan Ave
Daly City, CA 94015-2200
Phone (415) 237-3185

235 W 6TH St
Reno, NV 89503-4548
Phone (775) 770-3000

Hospital & facility affiliations

  • Saint Mary'S Regional Medical Center Hospital, Reno, NV, CCN 290009
  • Ahmc Seton Medical Center Hospital, Daly City, CA, CCN 050289
  • Kaiser Foundation Hospital - South San Francisco Hospital, South San Francisco, CA, CCN 050070
  • Tahoe Forest Hospital Hospital, Truckee, CA, CCN 051328
  • Humboldt General Hospital Hospital, Winnemucca, NV, CCN 291308

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01484NCMDPhlebology Physician
168711CAMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Nes Western Group, a Professional Corporation CurrentSince Dec 23, 2023 Accepting new patients
Clarkian Hospitalist Corporation Hospitalist CurrentSince Nov 1, 2024 Accepting new patients
Permanente Medical Group Inc Internal Medicine CurrentSince Jan 14, 2026 Accepting new patients
Cogent Healthcare of North Carolina, PC Internal Medicine CurrentSince Nov 1, 2017 Accepting new patients
Hospitalist Medicine Physicians of North Carolina PLLC Internal Medicine CurrentSince Jul 22, 2017 Accepting new patients
Saint Mary'S Medical Group Inc CurrentSince Nov 5, 2022 Accepting new patients
Permanente Medical Group, Inc CurrentSince Jan 14, 2026 Accepting new patients
Nes Western Group, a Professional Corporation CurrentSince Dec 23, 2023 Accepting new patients
Jose a Aguirre MD PC Silver State Internal Medicine CurrentSince Dec 1, 2022 Accepting new patients
Saint Marys Urgent Care LLC Current Accepting new patients
Saint Marys Medical Group Inc. Hospitalist CurrentSince Nov 5, 2022 Accepting new patients
Prime Healthcare Services - Reno LLC Past Accepting new patients

Locations

1900 Sullivan Ave
Daly City, CA 94015
Phone (650) 991-6503

1146 N Central Ave
Glendale, CA 91202
Phone (818) 500-0910

600 Marine Blvd
Moss Beach, CA 94038
Phone (650) 563-7100

1801 W Olympic Blvd
#1461
Pasadena, CA 91199

465 W Putnam Ave
Porterville, CA 93257
Phone (559) 784-8886

1200 El Camino Real
South San Francisco, CA 94080
Phone (650) 742-2100

1240 Huffman Mill Rd
Burlington, NC 27215
Phone (336) 538-7000

317 Western Blvd
Jacksonville, NC 28546
Phone (910) 577-2240

2460 Curtis Ellis Dr
Rocky Mount, NC 27804
Phone (252) 443-8199

411 W 6th St
Reno, NV 89503
Phone (775) 770-3209

235 W 6th St
Reno, NV 89503
Phone (775) 746-3202

18653 Wedge Pkwy
Ste 110
Reno, NV 89511
Phone (775) 352-7201

5070 Ion Dr
Ste 100
Sparks, NV 89436
Phone (775) 770-7727

5410 Maryland Way
Ste 300
Brentwood, TN 37027
Phone (615) 377-1674

Interoperability endpoints

  • Direct secure messaging: jstewart597949@direct.med.utah.edu
  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
  • Direct secure messaging: jstewart158261@direct.renown.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 and National Provider Directory roles.

View all 13

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": "1159142400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765929600000",
    "number": "1083715007",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1600",
            "city": "CARSON CITY",
            "state": "NV",
            "postal_code": "897021600",
            "telephone_number": "775-240-6758",
            "fax_number": "775-982-4196"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "235 W 6TH ST",
            "city": "RENO",
            "state": "NV",
            "postal_code": "895034548",
            "telephone_number": "775-982-7878",
            "fax_number": "775-770-3944"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1200 EL CAMINO REAL",
            "address_purpose": "LOCATION",
            "city": "SOUTH SAN FRANCISCO",
            "state": "CA",
            "postal_code": "940803208",
            "country_code": "US",
            "telephone_number": "650-742-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STEWART",
        "first_name": "JOHN",
        "middle_name": "E",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-25",
        "last_updated": "2025-12-17",
        "certification_date": "2025-12-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NV",
            "license": "19528",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "C168711",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "168711",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NV",
            "license": "19528",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "N",
            "endpointDescription": "Carequality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "1200 EL CAMINO REAL",
            "city": "SOUTH SAN FRANCISCO",
            "state": "CA",
            "country_code": "US",
            "postal_code": "940803208",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Reno, NV

Sources for this page

Verify at the official NPI Registry.