Individual provider Active NPI

Isaac Wilhelm, DPM

  • Foot & Ankle Surgery Podiatrist
  • Monterey, CA
National Provider Identifier
1558854059
Registry record updated Jan 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Foot & Ankle Surgery PodiatristTaxonomy code 213ES0103X
License
E5872 Issued in CA
Practice address
2 Upper Ragsdale Dr Ste B260
Monterey, CA 93940-7847
Phone
(831) 230-0520
NPI assigned
Jun 8, 2018
Last updated
Jan 5, 2026By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 5, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Foot & Ankle Surgery Podiatrist 213ES0103X EL6905 CA
Foot & Ankle Surgery Podiatrist 213ES0103X E5872 CA Primary

Addresses

Primary practice location

2 Upper Ragsdale Dr Ste B260
Monterey, CA 93940-7847

Mailing address

2 Upper Ragsdale Dr Ste B260
Monterey, CA 93940-7847
Phone (831) 230-0520

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: No
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20220809002747 CA Practitioner - Podiatry 5597147462 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Podiatry
Education
California School of Podiatric Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Bay Area Foot Care IncGroup PAC ID 0345329686, 127 clinicians
Bruce I Lerman DPM IncGroup PAC ID 6901932664, 5 clinicians

Practice addresses (Care Compare)

5120 Manzanita Ave
Suite 100
Carmichael, CA 95608-0590
Phone (916) 459-4398

555 Knowles Dr
Los Gatos, CA 95032-1542
Phone (408) 292-8800

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
0 of 100Reported as individual
Quality
0
Improvement activities
0
Cost
0

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of tissue25
Removal of nail tissue106
Removal or shaving of skin growth61

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
E5872CAMDFoot & Ankle Surgery Podiatrist
EL6905CAMDFoot & Ankle Surgery Podiatrist

Practice roles

OrganizationSpecialtyStatusNew patients
Bruce I Lerman DPM, Inc Foot & Ankle Surgery CurrentSince Nov 3, 2025 Accepting new patients
Bay Area Foot Care, Inc Foot & Ankle Surgery CurrentSince Jul 1, 2025 Accepting new patients
San Mateo Podiatry Group, a Professional Corporation Foot & Ankle Surgery CurrentSince Aug 1, 2022 Accepting new patients
Bay Area Foot Care Inc Foot & Ankle Surgery CurrentSince Jul 1, 2025 Accepting new patients

Locations

1750 El Camino Real
Ste 105
Burlingame, CA 94010
Phone (650) 342-2420

1750 El Camino Real
Ste 106
Burlingame, CA 94010
Phone (650) 342-2420

5120 Manzanita Ave
Ste 100
Carmichael, CA 95608
Phone (916) 459-4398

2925 Spafford St
Ste A
Davis, CA 95618
Phone (530) 753-9080

1600 Creekside Dr
Ste 3100
Folsom, CA 95630
Phone (916) 269-8865

555 Knowles Dr
Ste 117
Los Gatos, CA 95032
Phone (408) 292-8800

730 16th St
Modesto, CA 95354
Phone (209) 529-9450

2 Upper Ragsdale Dr
Ste B260
Monterey, CA 93940
Phone (831) 230-0520

2844 Summit St
Ste 107
Oakland, CA 94609
Phone (510) 463-3888

1100 Laurel St
Ste E
San Carlos, CA 94070
Phone (650) 595-4148

1580 Valencia St
Ste 109
San Francisco, CA 94110
Phone (415) 285-7711

2114 McKee Rd
San Jose, CA 95116
Phone (408) 272-2211

750 Las Gallinas Ave
Ste 115
San Rafael, CA 94903
Phone (415) 472-5575

3031 W March Ln
Ste 310
Stockton, CA 95219
Phone (209) 472-0800

47 Penny Ln
Ste 1
Watsonville, CA 95076
Phone (831) 728-8844

Interoperability endpoints

  • Direct secure messaging: isaac.wilhelm.1@20181.direct.athenahealth.com

Organizations & group practices 4

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.

Hospital & facility affiliations 3

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": "1528416000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767571200000",
    "number": "1558854059",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2 UPPER RAGSDALE DR STE B260",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "939407847",
            "telephone_number": "831-230-0520"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2 UPPER RAGSDALE DR STE B260",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "939407847",
            "telephone_number": "831-230-0520"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILHELM",
        "first_name": "ISAAC",
        "credential": "DPM",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2018-06-08",
        "last_updated": "2026-01-05",
        "certification_date": "2026-01-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "213ES0103X",
            "taxonomy_group": "",
            "desc": "Podiatrist, Foot & Ankle Surgery",
            "state": "CA",
            "license": "EL6905",
            "primary": false
        },
        {
            "code": "213ES0103X",
            "taxonomy_group": "",
            "desc": "Podiatrist, Foot & Ankle Surgery",
            "state": "CA",
            "license": "E5872",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Monterey, CA

Sources for this page

Verify at the official NPI Registry.