Individual provider Active NPI

Daniel Aloysius Hammer, DDS

  • Oral and Maxillofacial Surgery (Dentist)
  • San Diego, CA
National Provider Identifier
1821349655
Registry record updated Oct 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Oral and Maxillofacial Surgery (Dentist)Taxonomy code 1223S0112X
License
DDS104874 Issued in CA
Practice address
34800 Bob Wilson Dr
San Diego, CA 92134-1098
Phone
(619) 532-6400
NPI assigned
Sep 19, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 21, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Oral and Maxillofacial Surgery (Dentist) 1223S0112X 33608 TX
Dentist 122300000X 8343735-9921 UT
Oral and Maxillofacial Surgery (Dentist) 1223S0112X DDS104874 CA Primary

Addresses

Primary practice location

34800 Bob Wilson Dr
San Diego, CA 92134-1098

Mailing address

34800 Bob Wilson Dr
San Diego, CA 92134-1098
Phone (619) 532-6400

Other practice location 1

200 W Arbor Dr
San Diego, CA 92103-9000
Phone (800) 926-8273

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
I20231020002573 CA Practitioner - DentistPractitioner - Oral SurgeryPractitioner - Maxillofacial Surgery 2668695842 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
90.77 of 100Reported as group
Quality
84.13
Promoting interoperability
100
Improvement activities
40
Cost
73.88

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
DDS104874CAMDOral and Maxillofacial Surgery (Dentist)

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California CurrentSince Sep 9, 2023 Accepting new patients
Regents of the University of California CurrentSince Sep 9, 2023 Accepting new patients
Regents of the University of California CurrentSince Sep 9, 2023 Accepting new patients
Regents of the University of California Current Accepting new patients
Scripps Clinic Medical Group Past Accepting new patients
Regents of the University of California Ucsd Head and Neck Surgery Past Accepting new patients

Locations

9300 Campus Point Dr
La Jolla, CA 92037
Phone (619) 957-7000

6655 Alvarado Rd
San Diego, CA 92120
Phone (619) 229-3130

200 W Arbor Dr
San Diego, CA 92103
Phone (619) 543-5754

Organizations & group practices 6

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.

NPI Registry JSON

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

{
    "created_epoch": "1348012800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761004800000",
    "number": "1821349655",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "34800 BOB WILSON DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921341098",
            "telephone_number": "619-532-6400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "34800 BOB WILSON DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921341098",
            "telephone_number": "619-532-6400"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 W Arbor Dr",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921039000",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HAMMER",
        "first_name": "DANIEL",
        "middle_name": "ALOYSIUS",
        "name_prefix": "Dr.",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-09-19",
        "last_updated": "2025-10-21",
        "certification_date": "2025-10-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223S0112X",
            "taxonomy_group": "",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": "TX",
            "license": "33608",
            "primary": false
        },
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "UT",
            "license": "8343735-9921",
            "primary": false
        },
        {
            "code": "1223S0112X",
            "taxonomy_group": "",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": "CA",
            "license": "DDS104874",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.