Individual provider Active NPI

Katharine Ball, M.D.

  • Dermatology Physician
  • Saratoga, CA
National Provider Identifier
1801004650
Registry record updated Mar 7, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Dermatology PhysicianTaxonomy code 207N00000X
License
A106522 Issued in CA
Practice address
18988 Cox Ave Ste B
Saratoga, CA 95070-4154
Phone
(408) 253-4407
Fax
(408) 253-4499
NPI assigned
May 17, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 7, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatology Physician 207N00000X A106522 CA Primary
Internal Medicine Physician 207R00000X C7-0003735 DE

Addresses

Primary practice location

18988 Cox Ave Ste B
Saratoga, CA 95070-4154

Mailing address

525 South Dr Ste 115
Mountain View, CA 94040-4211

Other practice location 1

136 N San Mateo Dr Fl 2
San Mateo, CA 94401-2778
Phone (650) 348-1242

Other practice location 2

2420 Samaritan Dr
San Jose, CA 95124-3907
Phone (408) 369-5600

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
I20120104000715 CA Practitioner - DermatologyPractitioner - Micrographic Dermatologic Surgery (MDS) 6204002777 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
DermatologyAlso: Micrographic Dermatologic Surgery (MDS)
Education
Jefferson Medical College of Thomas Jefferson University, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Csi Medical GroupGroup PAC ID 5890916845, 104 clinicians
Sutter Bay Medical FoundationGroup PAC ID 4284538778, 3,783 clinicians

Practice addresses (Care Compare)

18988 Cox Ave
Suite B
Saratoga, CA 95070-4154
Phone (408) 253-4407

2950 Research Park Dr
Soquel, CA 95073-2000
Phone (831) 458-5548

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

401 Old San Francisco Rd
Sunnyvale, CA 94086-6387
Phone (408) 739-6000

550 S Green Valley Rd
Watsonville, CA 95076-3053
Phone (831) 458-5865

701 E El Camino Real
Mountain View, CA 94040-2833
Phone (650) 691-6174

Merit-based Incentive Payment System (MIPS)

Final score
89.05 of 100Reported as group
Quality
87.64
Promoting interoperability
100
Improvement activities
40
Cost
73.33

Merit-based Incentive Payment System (MIPS)

Final score
85.34 of 100Reported as group
Quality
90.85
Promoting interoperability
87
Improvement activities
40
Cost
71.11

Procedures performed for Medicare patients

ProcedureNumber of procedures
Melanoma (skin cancer) excision175
Removal of skin lesions1457
Removal of skin cancer560
Removal or shaving of skin growth190
Skin biopsy50

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
106522CAMDMarriage & Family Therapist
C7-0003735DEMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Bay Medical Foundation CurrentSince Dec 2, 2024 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Dec 2, 2024 Accepting new patients
Sutter East Bay Medical Foundation Internal Medicine Past Accepting new patients
California Skin Institute, a Medical Corporation Dermatology Past Accepting new patients

Locations

18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590

350 John Muir Pkwy
Ste 160
Brentwood, CA 94513
Phone (925) 204-1920

20400 Lake Chabot Rd
Ste 202
Castro Valley, CA 94546
Phone (510) 881-7822

1950 University Ave
Ste 160
East Palo Alto, CA 94303
Phone (650) 317-8100

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

1189 E Herndon Ave
Ste 103
Fresno, CA 93720
Phone (559) 450-7777

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

600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755

701 E El Camino Real
Mountain View, CA 94040
Phone (650) 404-8370

101 Rowland Way
Ste 220
Novato, CA 94945
Phone (415) 878-7200

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

1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911

1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015

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

3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847

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

3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750

10200 Trinity Pkwy
Ste 101
Stockton, CA 95219
Phone (209) 323-3488

401 Old San Francisco Rd
Sunnyvale, CA 94086
Phone (408) 523-3060

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

Interoperability endpoints

  • Direct secure messaging: kball302896@hisp.ehr.sutterhealth.org
  • Direct secure messaging: kball@csinorthca.emadirect.md
  • Direct secure messaging: katharine.ball@schweigerderm.emadirect.md

Organizations & group practices 21

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 21

NPI Registry JSON

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

{
    "created_epoch": "1179360000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1709769600000",
    "number": "1801004650",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "525 SOUTH DR STE 115",
            "city": "MOUNTAIN VIEW",
            "state": "CA",
            "postal_code": "940404211"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18988 COX AVE STE B",
            "city": "SARATOGA",
            "state": "CA",
            "postal_code": "950704154",
            "telephone_number": "408-253-4407",
            "fax_number": "408-253-4499"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "136 N San Mateo Dr Fl 2",
            "address_purpose": "LOCATION",
            "city": "San Mateo",
            "state": "CA",
            "postal_code": "944012778",
            "country_code": "US",
            "telephone_number": "650-348-1242",
            "fax_number": "650-348-0788",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2420 Samaritan Dr",
            "address_purpose": "LOCATION",
            "city": "San Jose",
            "state": "CA",
            "postal_code": "951243907",
            "country_code": "US",
            "telephone_number": "408-369-5600",
            "fax_number": "408-369-5625",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BALL",
        "first_name": "KATHARINE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-05-17",
        "last_updated": "2024-03-07",
        "certification_date": "2024-03-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "CA",
            "license": "A106522",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "DE",
            "license": "C7-0003735",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saratoga, CA

Sources for this page

Verify at the official NPI Registry.