Individual provider Active NPI

Harold Fletcher Keyserling, M.D.

  • Diagnostic Neuroimaging (Radiology) Physician
  • Sacramento, CA
National Provider Identifier
1023035995
Registry record updated Nov 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Neuroimaging (Radiology) PhysicianTaxonomy code 2085D0003X
License
C198022 Issued in CA
Practice address
3161 L St
Sacramento, CA 95816-5234
Phone
(916) 878-3495
Fax
(916) 736-5533
NPI assigned
Jul 16, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 14, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Neuroimaging (Radiology) Physician 2085D0003X C198022 CA Primary
Diagnostic Radiology Physician 2085R0202X 782376 CA
Neuroradiology Physician 2085N0700X 200201269 NC
Neuroradiology Physician 2085N0700X 782376 CA

Addresses

Primary practice location

3161 L St
Sacramento, CA 95816-5234

Mailing address

PO Box 255228
Sacramento, CA 95865-5228
Phone (800) 470-0071

Other practice location 1

1670 Clairmont Rd
Decatur, GA 30033-4004
Phone (404) 321-6111

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
I20250224002012 CA Practitioner - Diagnostic Radiology 4284524604 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Medical College of Georgia School of Medicine, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sutter Valley Medical FoundationGroup PAC ID 9830094515, 2,473 clinicians

Practice addresses (Care Compare)

1 Medical Plaza Dr
Roseville, CA 95661-3037
Phone (916) 454-6868

1020 29TH St
Sacramento, CA 95816-5125

1640 E Roseville Pkwy
Suite 9
Roseville, CA 95661-3902
Phone (916) 784-2277

1651 Exposition Blvd
Sacramento, CA 95815-5149
Phone (916) 731-7770

1655 Creekside Dr
Folsom, CA 95630-3489
Phone (916) 984-0739

1661 Creekside Dr
Folsom, CA 95630-3489
Phone (916) 984-0739

16911 Willow Glen Rd
Brownsville, CA 95919-9707
Phone (530) 675-2457

2 Medical Plaza Dr
Roseville, CA 95661-3042

2261 Douglas Blvd
Roseville, CA 95661-3831
Phone (916) 791-0900

250 W Main St
Woodland, CA 95695-3652
Phone (916) 668-6100

2800 L St
Sacramento, CA 95816-5616

2825 Capitol Ave
Sacramento, CA 95816-6039
Phone (916) 454-6600

3133 Professional Dr
Auburn, CA 95603-2463
Phone (530) 885-8821

3161 L St
Sacramento, CA 95816-5234
Phone (916) 453-9999

406 Sunrise Ave
Roseville, CA 95661-4106
Phone (916) 755-7235

440 Plumas Blvd
Yuba City, CA 95991-5071
Phone (530) 749-3409

444 Plumas Blvd
Yuba City, CA 95991-5071
Phone (530) 749-3420

550 B St
Yuba City, CA 95991-5067
Phone (530) 749-3650

800 E Washington Blvd
Crescent City, CA 95531-8359
Phone (707) 464-8511

8118 Timberlake Way
Sacramento, CA 95823-5400
Phone (916) 681-8852

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
200201269NCMDNeuroradiology Physician
782376CAMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Valley Medical Foundation CurrentSince Nov 5, 2025 Accepting new patients
Sutter Valley Medical Foundation CurrentSince Nov 5, 2025 Accepting new patients
Sutter Valley Medical Foundation Diagnostic Radiology Current Accepting new patients

Locations

2720 Low Ct
Fairfield, CA 94534
Phone (707) 428-2731

815 Court St
Ste 7
Jackson, CA 95642
Phone (209) 257-5900

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

3161 L St
Sacramento, CA 95816
Phone (916) 453-9999

2800 L St
Ste 500
Sacramento, CA 95816
Phone (916) 454-6850

250 W Main St
Woodland, CA 95695
Phone (916) 668-6100

Organizations & group practices 3

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 5

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": "1153008000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763078400000",
    "number": "1023035995",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 255228",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958655228",
            "telephone_number": "800-470-0071",
            "fax_number": "916-854-6769"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3161 L ST",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958165234",
            "telephone_number": "916-878-3495",
            "fax_number": "916-736-5533"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1670 Clairmont Rd",
            "address_purpose": "LOCATION",
            "city": "Decatur",
            "state": "GA",
            "postal_code": "300334004",
            "country_code": "US",
            "telephone_number": "404-321-6111",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KEYSERLING",
        "first_name": "HAROLD",
        "middle_name": "FLETCHER",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-16",
        "last_updated": "2025-11-14",
        "certification_date": "2025-11-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085D0003X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Neuroimaging",
            "state": "CA",
            "license": "C198022",
            "primary": true
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "CA",
            "license": "782376",
            "primary": false
        },
        {
            "code": "2085N0700X",
            "taxonomy_group": "",
            "desc": "Radiology, Neuroradiology",
            "state": "NC",
            "license": "200201269",
            "primary": false
        },
        {
            "code": "2085N0700X",
            "taxonomy_group": "",
            "desc": "Radiology, Neuroradiology",
            "state": "CA",
            "license": "782376",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Sacramento, CA

Sources for this page

Verify at the official NPI Registry.