Judd Karl Nicholas, M.D.

Primary specialty

Emergency Medical Services (Emergency Medicine) PhysicianTaxonomy code 207PE0004X

License

A30375 Issued in CA

Practice address

23625 Holman Hwy
Monterey, CA 93940-5902

Phone

(831) 624-5311

Fax

(831) 625-4948

NPI assigned

Aug 23, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Community Hospital of the Monterey Peninsula

  • General Acute Care Hospital
  • Monterey, CA
  • NPI 1225285810
  NPD
• Eric Mowatt-Larssen, MD, Inc

  • Phlebology Physician
  • Monterey, CA
  • NPI 1982955399
  NPD (past)
• Monterey Bay Emergency Physicians Medical Corporation

  • Emergency Medical Services (Emergency Medicine) Physician
  • Monterey, CA
  • NPI 1316069545
  NPD (past)

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

{
    "created_epoch": "1156291200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1104933647",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "P O BOX HH",
            "address_2": "BUSINESS DEVELOPMENT & CONTRACTING",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "93942",
            "telephone_number": "831-622-2716",
            "fax_number": "831-625-4764"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "23625 HOLMAN HWY",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "939405902",
            "telephone_number": "831-624-5311",
            "fax_number": "831-625-4948"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NICHOLAS",
        "first_name": "JUDD",
        "middle_name": "KARL",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-08-23",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A30375",
            "primary": false
        },
        {
            "code": "207PE0004X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine, Emergency Medical Services",
            "state": "CA",
            "license": "A30375",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD",
            "identifier": "00A303750",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Diana Thi Nguyen, NP
• Phoebe Ha-Thanh Nguyen, O.D.
• Tanner Le Nguyen, PHARMD
• Tri Nguyen, PT, DPT
• Vy Nguyen, PHARM.D.
• Phyllis Christine Nicholas, R.N.
• Andrea Nicholls
• Millisa Jade Nichols
• Nicodemus Medical Corporation
• Dennis Michael Niekro, NP

• Emergency Medical Services (Emergency Medicine) Physician in Monterey, CA
• Providers in Monterey, CA by specialty
• Emergency Medical Services (Emergency Medicine) Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.