Individual provider Active NPI

Harold Martin Maller, MD

  • Pediatrics Physician
  • Prescott Valley, AZ
National Provider Identifier
1598840530
Registry record updated Sep 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
G7742 Issued in CA
Practice address
3212 N Windsong Dr Ste 200
Prescott Valley, AZ 86314-2255
Phone
(928) 583-1000
Fax
(866) 751-4157
NPI assigned
Oct 26, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X G7742 CA Primary

Addresses

Primary practice location

3212 N Windsong Dr Ste 200
Prescott Valley, AZ 86314-2255

Mailing address

3212 N Windsong Dr Ste 200
Prescott Valley, AZ 86314-2255
Phone (928) 583-1000

Other identifiers 2

IdentifierTypeStateIssuer
000G77420MedicaidCA
420636MedicaidAZ

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G7742CAMDPediatrics Physician
7742CAMDHearing Instrument Specialist

Interoperability endpoints

  • Direct secure messaging: harold.maller.p1@direct.lakeside.nextgenshare.com

NPI Registry JSON

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

{
    "created_epoch": "1161820800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788652800000",
    "number": "1598840530",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3212 N WINDSONG DR STE 200",
            "city": "PRESCOTT VALLEY",
            "state": "AZ",
            "postal_code": "863142255",
            "telephone_number": "928-583-1000",
            "fax_number": "866-751-4157"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3212 N WINDSONG DR STE 200",
            "city": "PRESCOTT VALLEY",
            "state": "AZ",
            "postal_code": "863142255",
            "telephone_number": "928-583-1000",
            "fax_number": "866-751-4157"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MALLER",
        "first_name": "HAROLD",
        "middle_name": "MARTIN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-26",
        "last_updated": "2026-09-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "G7742",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "000G77420",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "420636",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Prescott Valley, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 6, 2026; 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.