Michael Mason Ortman, MD

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

73154 Issued in AZ

Practice address

350 W Thomas Rd
Phoenix, AZ 85013-4409

Phone

(602) 406-3000

NPI assigned

Apr 1, 2020

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

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

Anesthesiology

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Pca AnesthesiaGroup PAC ID 1658675558, 54 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• St Josephs Hospital and Medical Center Hospital, Phoenix, AZ, CCN 030024

Medicare enrollment (NPD)

Enrolled

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.

• Pca Anesthesia

  • Anesthesiology Physician
  • Tempe, AZ
  • NPI 1164804258
  Medicare reassignment Care Compare group NPD

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

• Dignity Health

  • Emergency Care Clinic/Center
  • Litchfield Park, AZ
  • NPI 1265065445

  Hospital

  Care Compare affiliation
• Dignity Health

  • Emergency Care Clinic/Center
  • Glendale, AZ
  • NPI 1609408665

  Hospital

  Care Compare affiliation
• Dignity Health

  • General Acute Care Hospital
  • Phoenix, AZ
  • NPI 1982733655
  Care Compare affiliation
• Dignity Health

  • General Acute Care Hospital
  • Glendale, AZ
  • NPI 1992131734
  Care Compare affiliation

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

{
    "created_epoch": "1585699200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754870400000",
    "number": "1114556248",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 41150",
            "city": "MESA",
            "state": "AZ",
            "postal_code": "852741150",
            "telephone_number": "602-343-7977"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "350 W THOMAS RD",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850134409",
            "telephone_number": "602-406-3000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ORTMAN",
        "first_name": "MICHAEL",
        "middle_name": "MASON",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2020-04-01",
        "last_updated": "2025-08-11",
        "certification_date": "2025-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "AZ",
            "license": "73154",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Russell Ortiz, NNP
• Selena Y Ortiz, BA, RBT
• Tanya Diana Ortiz, L.C.S.W.
• Tawny Ortiz, PTA
• Jennifer Marie Ortlepp, MS,
• Jessica Ortwein, RD, CSOWM
• Lilian Oghenevwoke Orumana, PMHNP
• Emily Orvos, MS, RD, CSSD
• James Mitsuo Osaki, DDS
• Lucy Chinenye Osawaru, APRN, PMHNP-BC

• Anesthesiology Physician in Phoenix, AZ
• Providers in Phoenix, AZ by specialty
• Anesthesiology Physician in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 2025; 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.