Denise M Millstine, M.D.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

35290 Issued in AZ

Practice address

13400 E Shea Blvd
Scottsdale, AZ 85259-5452

Phone

(602) 406-3860

Fax

(602) 406-6132

NPI assigned

May 1, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in AZ

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

Specialty

Internal Medicine

Education

Loyola University of Chicago, Stritch School of Medicine, 2000

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Mayo Clinic ArizonaGroup PAC ID 7012829930, 1,618 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mayo Clinic Hospital Hospital, Phoenix, AZ, CCN 030103

Merit-based Incentive Payment System (MIPS)

Final score

86.47 of 100Reported as group

Quality

78.27

Promoting interoperability

100

Improvement activities

40

Cost

76.62

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: dmillstine395184@ehrdirect.mayoclinicmsg.org
• Direct secure messaging: denise.millstine.1@5919.direct.athenahealth.com

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.

• Mayo Clinic Arizona

  dba Mayo Clinic Scottsdale

  • Multi-Specialty Clinic/Center
  • Scottsdale, AZ
  • NPI 1558332494
  Medicare reassignment Care Compare group NPD
• Mayo Clinic Arizona

  • Durable Medical Equipment & Medical Supplies
  • Phoenix, AZ
  • NPI 1699520049
  NPD
• Scottsdale Primary Care, PC

  • Internal Medicine Physician
  • Scottsdale, AZ
  • NPI 1184971376
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Mayo Clinic Arizona

  dba Mayo Clinic Hospital

  • General Acute Care Hospital
  • Phoenix, AZ
  • NPI 1154392231
  Care Compare affiliation

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

{
    "created_epoch": "1146441600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788480000000",
    "number": "1952369910",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "13400 E SHEA BLVD",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852595452",
            "telephone_number": "602-406-3860",
            "fax_number": "602-406-6132"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "13400 E SHEA BLVD",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852595452",
            "telephone_number": "602-406-3860",
            "fax_number": "602-406-6132"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "500 W Thomas Rd",
            "address_2": "Suite 900",
            "address_purpose": "LOCATION",
            "city": "Phoenix",
            "state": "AZ",
            "postal_code": "850134224",
            "country_code": "US",
            "telephone_number": "602-406-3540",
            "fax_number": "602-406-7186",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MILLSTINE",
        "first_name": "DENISE",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-01",
        "last_updated": "2026-09-04",
        "certification_date": "2026-09-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "AZ",
            "license": "35290",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Denise Amelia Mills, D.D.S.
• Joyce Carol Mills, PH.D. LMFT
• Margaret Mills, DPT
• Michelle Mills
• Rachael Elizabeth Mills, RDN
• Ernest Milner, M.D.
• Valarie Milner
• Sydney Milonovich, PA(ASCP)
• Briana Milton, MSN, APRN, FNP-C
• Deborah Michele Minamyer, LMP

• Internal Medicine Physician in Scottsdale, AZ
• Providers in Scottsdale, AZ by specialty
• Internal Medicine Physician in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 4, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.