Active NPI
Melissa McGuinn King, M.D.
- Hematology & Oncology Physician
- Fort Walton Beach, FL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hematology & Oncology Physician
- License
- 0101238053
- Practice address
- 1024 Mar Walt Dr
Fort Walton Beach, FL 32547-6645 - Phone
- (850) 863-3148
- Fax
- (850) 863-3132
- NPI assigned
- May 31, 2007
- Last updated
- May 28, 2026
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Hematology & Oncology Physician | 207RH0003X | 0101238053 | VA | Primary |
Addresses
Primary practice location
1024 Mar Walt Dr
Fort Walton Beach, FL 32547-6645
Mailing address
1024 Mar Walt Dr
Fort Walton Beach, FL 32547-6645
Phone (850) 863-3148
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in FL
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Hematology/Oncology
- Education
- Other, 2003
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1024 Mar Walt Dr
Fort Walton Beach, FL 32547-6645
Phone (850) 863-3148
Hospital & facility affiliations
- Centerwell Home Health
- HCA Florida Fort Walton-Destin Hospital
- HCA Florida Twin Cities Hospital
- Sacred Heart Hospital on the Emerald Coast
Merit-based Incentive Payment System (MIPS)
- Final score
- 89.12 of 100
- Quality
- 70.14
- Improvement activities
- 40
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Emerald Coast Oncology and Hematology Assoc., P.a. | Hematology & Oncology | Current | Accepting new patients |
Locations
1024 Mar Walt Dr
Ft Walton Bch, FL 32547
Phone (850) 863-3148
Organizations & group practices 1
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.
-
- Hematology & Oncology Physician
- Fort Walton Beach, FL
- NPI 1861421919
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Centerwell Home Health
- Home Health Agency
- Shalimar, FL
- NPI 1518991215
-
- General Acute Care Hospital
- Miramar Beach, FL
- NPI 1558391771
-
dba HCA Florida Fort Walton-Destin Hospital
- General Acute Care Hospital
- Fort Walton Beach, FL
- NPI 1639128820
-
dba HCA Florida Twin Cities Hospital
- General Acute Care Hospital
- Niceville, FL
- NPI 1891732988
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1180569600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779926400000",
"number": "1336340637",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1024 MAR WALT DR",
"city": "FORT WALTON BEACH",
"state": "FL",
"postal_code": "325476645",
"telephone_number": "850-863-3148",
"fax_number": "850-883-8517"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1024 MAR WALT DR",
"city": "FORT WALTON BEACH",
"state": "FL",
"postal_code": "325476645",
"telephone_number": "850-863-3148",
"fax_number": "850-863-3132"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KING",
"first_name": "MELISSA",
"middle_name": "MCGUINN",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2007-05-31",
"last_updated": "2026-05-28",
"certification_date": "2026-05-28",
"status": "A"
},
"taxonomies": [
{
"code": "207RH0003X",
"taxonomy_group": "",
"desc": "Internal Medicine, Hematology & Oncology",
"state": "VA",
"license": "0101238053",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Fort Walton Beach, FL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 28, 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.