Individual provider Active NPI

Kenneth Sanford Blumenfeld, M.D.

  • Specialist
  • San Jose, CA
National Provider Identifier
1235158254
Registry record updated Aug 21, 2012
On this page

Key facts

NPPES NPI Registry
Primary specialty
SpecialistTaxonomy code 174400000X
License
A50900 Issued in CA
Practice address
2577 Samaritan Dr
Suite 710
San Jose, CA 95124-4100
Phone
(408) 358-0133
Fax
(408) 358-8134
NPI assigned
Jul 19, 2006
Last updated
Aug 21, 2012By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 21, 2012

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Specialist 174400000X A50900 CA Primary

Addresses

Primary practice location

2577 Samaritan Dr
Suite 710
San Jose, CA 95124-4100

Mailing address

2577 Samaritan Dr
Suite 710
San Jose, CA 95124-4100
Phone (408) 358-0133

Other identifiers 1

IdentifierTypeStateIssuer
000A509000MedicaidCA

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050315000433 CA Practitioner - Neurosurgery 4082668041 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Neurosurgery
Education
Johns Hopkins University School of Medicine, 1986
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Sutter Bay Medical FoundationGroup PAC ID 4284538778, shared by 16 NPIs, 3,783 clinicians

Practice addresses (Care Compare)

2425 Samaritan Dr
San Jose, CA 95124-3908
Phone (408) 559-2011

2506 Samaritan CT
San Jose, CA 95124-4001
Phone (408) 739-6000

370 Distel Cir
Los Altos, CA 94022-1404
Phone (650) 254-5200

795 El Camino Real
Palo Alto, CA 94301-2302
Phone (415) 600-1020

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Spinal fusion53
Laminectomy or laminotomy (partial removal of spine bones)47

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A50900CAMDSpecialist

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Bay Medical Foundation CurrentSince Aug 15, 2016 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Aug 15, 2016 Accepting new patients
Sutter Bay Medical Foundation Current Accepting new patients
Sutter Bay Medical Foundation CurrentSince Aug 15, 2016 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Aug 15, 2016 Accepting new patients
County of Santa Clara Past Accepting new patients
El Camino Hospital Past Accepting new patients
Good Samaritan Hospital, L.P. Past Accepting new patients
El Camino Hospital Past Accepting new patients
Sutter Bay Hospitals Past Accepting new patients
Sutter East Bay Medical Foundation Past Accepting new patients

Locations

3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800

3200 Kearney St
Bldg 1
Fremont, CA 94538

370 Distel Cir
Los Altos, CA 94022
Phone (650) 254-5200

2350 W El Camino Real
Fl 2
Mountain View, CA 94040
Phone (650) 691-6174

701 E El Camino Real
#1
Mountain View, CA 94040
Phone (650) 404-8440

795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832

795 El Camino Real
#1112
Palo Alto, CA 94301

151 N Sunrise Ave
Ste 1205
Roseville, CA 95661
Phone (916) 789-1505

2506 Samaritan Ct
San Jose, CA 95124
Phone (408) 523-3870

2577 Samaritan Dr
Ste 810
San Jose, CA 95124
Phone (408) 358-0133

2581 Samaritan Dr
Ste 308
San Jose, CA 95124
Phone (408) 355-1700

123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200

550 S Green Valley Rd
Watsonville, CA 95076
Phone (831) 458-5865

Interoperability endpoints

  • Direct secure messaging: kblumenfeld216499@hisp.ehr.sutterhealth.org

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

View all 14

Hospital & facility affiliations 1

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": "1153267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1345507200000",
    "number": "1235158254",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2577 SAMARITAN DR",
            "address_2": "SUITE 710",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951244100",
            "telephone_number": "408-358-0133",
            "fax_number": "408-358-8134"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2577 SAMARITAN DR",
            "address_2": "SUITE 710",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951244100",
            "telephone_number": "408-358-0133",
            "fax_number": "408-358-8134"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BLUMENFELD",
        "first_name": "KENNETH",
        "middle_name": "SANFORD",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-19",
        "last_updated": "2012-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "CA",
            "license": "A50900",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "000A509000",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Jose, CA

Sources for this page

Verify at the official NPI Registry.