Active NPI
Andrew Hayslett, D.O.
- Internal Medicine Physician
- Largo, FL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- OS11671
- Practice address
- 1559 Indian Rocks Rd S
Largo, FL 33770-4542 - Phone
- (727) 683-8800
- Fax
- (727) 491-7767
- NPI assigned
- Sep 16, 2009
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | OS11671 | FL | Primary |
| Family Medicine Physician | 207Q00000X | OS511671 | FL | |
| Internal Medicine Physician | 207R00000X | UO2209 | FL |
Addresses
Primary practice location
1559 Indian Rocks Rd S
Largo, FL 33770-4542
Mailing address
2410 Northside Dr
Clearwater, FL 33761-2236
Phone (727) 499-0351
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
- Internal Medicine
- Education
- West Virginia School of Osteopathic Medicine, 2009
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1559 Indian Rocks Rd S
Largo, FL 33770-4542
Phone (727) 683-8800
2410 Northside Dr
Clearwater, FL 33761-2236
Hospital & facility affiliations
- Keystone Home Health Inc
- Medical Services of America Home Health
- Able Palms Home & Health Care Services Inc
- Suncoast Hospice
- HCA Florida Largo Hospital
- Freedom Square Health Care Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| OS511671 | FL | MD | Family Medicine Physician |
| UO2209 | FL | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Pasadena Center for Asthma & Lung Disorders LLC | Current | Accepting new patients | |
| Inpatient Consultants of Florida, Inc | Internal Medicine | Current | Accepting new patients |
| Inpatient Consultants of Florida, Inc | Internal Medicine | Current | Accepting new patients |
| Sunstate Physicians LLC | Internal Medicine | Current | Accepting new patients |
| 24 On Physicians, P.C. | Current | Accepting new patients | |
| 24 On Physicians, PC | Current | Accepting new patients | |
| Summit Medical Group West Florida | Internal Medicine | Current | Accepting new patients |
| Inpatient Consultants of Florida Inc | Internal Medicine | Current | Accepting new patients |
Locations
2234 N Federal Hwy
Boca Raton, FL 33431
Phone (561) 306-5469
2410 Northside Dr
Clearwater, FL 33761
Phone (727) 499-0358
300 Pinellas St
Clearwater, FL 33756
Phone (727) 461-8552
1559 Indian Rocks Rd S
Largo, FL 33770
Phone (727) 587-9044
801 West Bay Dr
Ste 321
Largo, FL 33770
Phone (561) 302-6086
1615 Pasadena Ave S
Ste 200
South Pasadena, FL 33707
Phone (727) 341-0551
5454 Central Ave
Ste A
St Petersburg, FL 33707
Phone (727) 347-5242
6000 49th St N
St Petersburg, FL 33709
Phone (727) 521-4411
3030 W Bearss Ave
Tampa, FL 33618
Phone (813) 932-2222
Organizations & group practices 8
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.
-
- Internal Medicine Physician
- Largo, FL
- NPI 1043782287
-
- Hospitalist Physician
- Clearwater, FL
- NPI 1316996184
-
- Internal Medicine Physician
- Orange Park, FL
- NPI 1396795597
-
- Pulmonary Disease Physician
- Saint Petersburg, FL
- NPI 1396981635
-
- Hospitalist Physician
- Tampa, FL
- NPI 1457511164
Internal Medicine
-
- Hospitalist Physician
- Clearwater, FL
- NPI 1811179831
Internal Medicine
-
- Hospitalist Physician
- Attleboro, MA
- NPI 1790104511
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Home Health Agency
- Largo, FL
- NPI 1245272038
-
- Home Health Agency
- Saint Petersburg, FL
- NPI 1609976950
-
- General Acute Care Hospital
- Largo, FL
- NPI 1144274879
-
- Community Based Hospice Care Agency
- Palm Harbor, FL
- NPI 1124028204
-
- Home Health Agency
- Clearwater, FL
- NPI 1508818626
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1253059200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784246400000",
"number": "1669705083",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2410 NORTHSIDE DR",
"city": "CLEARWATER",
"state": "FL",
"postal_code": "337612236",
"telephone_number": "727-499-0351",
"fax_number": "727-223-4159"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1559 INDIAN ROCKS RD S",
"city": "LARGO",
"state": "FL",
"postal_code": "337704542",
"telephone_number": "727-683-8800",
"fax_number": "727-491-7767"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HAYSLETT",
"first_name": "ANDREW",
"name_prefix": "Dr.",
"credential": "D.O.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2009-09-16",
"last_updated": "2026-07-17",
"certification_date": "2026-07-17",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "FL",
"license": "OS11671",
"primary": true
},
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "FL",
"license": "OS511671",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "FL",
"license": "UO2209",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Largo, FL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 17, 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.