Hannah Elizabeth Groff, DO

Primary specialty

Orthopaedic Surgery of the Spine PhysicianTaxonomy code 207XS0117X

License

OS22660 Issued in FL

Practice address

12416 66TH St Ste a
Largo, FL 33773-3430

Phone

(727) 547-4700

Fax

(727) 394-8661

NPI assigned

Mar 22, 2019

Last updated

Aug 22, 2025By the provider in NPPES

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 WA, 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

Specialty

Orthopedic Surgery

Education

Philadelphia College of Osteopathic Medicine, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Alexander Medical Group LLCGroup PAC ID 0547299836, 25 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• HCA Florida Largo Hospital Hospital, Largo, FL, CCN 100248

Merit-based Incentive Payment System (MIPS)

Final score

93.85 of 100Reported as apm

Quality

74.6

Promoting interoperability

100

Improvement activities

40

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Alexander Medical Group LLC

  dba Alexander Orthopaedic Associates

  • Orthopaedic Surgery Physician
  • Largo, FL
  • NPI 1265453286
  Medicare reassignment Care Compare group NPD
• The Association of University Physicians

  dba University of Washington Physicians

  • Anesthesiology Physician
  • Seattle, WA
  • NPI 1023041159

  Orthopaedic Surgery

  NPD

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

• Largo Medical Center, Inc.

  dba HCA Florida Largo Hospital

  • General Acute Care Hospital
  • Largo, FL
  • NPI 1144274879
  Care Compare affiliation

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

{
    "created_epoch": "1553212800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755820800000",
    "number": "1053871335",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "12416 66TH ST STE A",
            "city": "LARGO",
            "state": "FL",
            "postal_code": "337733430",
            "telephone_number": "727-547-4700",
            "fax_number": "727-394-8661"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12416 66TH ST STE A",
            "city": "LARGO",
            "state": "FL",
            "postal_code": "337733430",
            "telephone_number": "727-547-4700",
            "fax_number": "727-394-8661"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GROFF",
        "first_name": "HANNAH",
        "middle_name": "ELIZABETH",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-22",
        "last_updated": "2025-08-22",
        "certification_date": "2025-08-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0117X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": "FL",
            "license": "OS22660",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Victor Lewis Griffin Jr., MT
• Vivian D Griffin, M.D.
• Elizabeth Grigg
• Cynthia Grimes, OT
• Dianna Grimm, PT, DPT
• Grogan Smith & Martini PL
• Brian Dale Grogan, C.R.N.A.
• Eric Nathan Grosch, MD
• Wayne Alan Grosnick, CAP
• Lera Holden Gross, M.S.ED.,CCC-SLP

• Orthopaedic Surgery of the Spine Physician in Largo, FL
• Providers in Largo, FL by specialty
• Orthopaedic Surgery of the Spine Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 22, 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.