Hartzell V Schaff, M.D.

Primary specialty

Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X

License

25376 Issued in MN

Practice address

200 1St St SW
Rochester, MN 55905-0001

Phone

(507) 284-2511

NPI assigned

Dec 23, 2005

Last updated

Mar 2, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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 MN, FL2 enrollments

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 2

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: hschaff140452@ehrdirect.mayoclinicmsg.org

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Mayo Clinic

  • Multi-Specialty Clinic/Center
  • Rochester, MN
  • NPI 1922074434
  Medicare reassignment NPD
• Mayo Clinic Health System-Southwest Minnesota Region

  dba Mayo Clinic Health System - Mankato

  • Multi-Specialty Clinic/Center
  • Mankato, MN
  • NPI 1578545422
  Medicare reassignment NPD
• Mayo Clinic Jacksonville

  • Multi-Specialty Clinic/Center
  • Jacksonville, FL
  • NPI 1790772317
  Medicare reassignment NPD
• Mayo Clinic

  • Clinical Medical Laboratory
  • Rochester, MN
  • NPI 1083249577
  NPD
• Mayo Clinic

  • Multi-Specialty Clinic/Center
  • Rochester, MN
  • NPI 1881018208
  NPD
• Mayo Clinic Health System-Southwest Minnesota Region

  dba Mayo Clinic Health System-Waseca

  • Multi-Specialty Clinic/Center
  • Waseca, MN
  • NPI 1518494251
  NPD
• Mayo Clinic Jacksonville

  dba Mayo Clinic Home Infusion Pharmacy

  • Home Infusion Therapy Pharmacy
  • Jacksonville, FL
  • NPI 1003510116
  NPD

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

{
    "created_epoch": "1135296000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772409600000",
    "number": "1699752337",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 860912",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554860912",
            "telephone_number": "507-284-2511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 1ST ST SW",
            "city": "ROCHESTER",
            "state": "MN",
            "postal_code": "559050001",
            "telephone_number": "507-284-2511"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SCHAFF",
        "first_name": "HARTZELL",
        "middle_name": "V",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-23",
        "last_updated": "2026-03-02",
        "certification_date": "2026-03-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MN",
            "license": "25376",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "MN",
            "license": "25376",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sarah Schaefer
• Kenneth Lee Schaer
• Christopher Charles Schafer, MS, RDN, LD
• Hannah Lea Schafer, CCC-SLP
• Nicholas J Schafer
• Daniel Eric Schaffer, PA-C
• Heidi Lee Schaffer, DNP
• Jordan Ashley Schaffer, CRNA
• Rebecca Schaffer, RD
• John Alan Schaffner, M.D.

• Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Rochester, MN
• Providers in Rochester, MN by specialty
• Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Minnesota

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 2, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.