Active NPI
Christina Duffin, MD
- Diagnostic Radiology Physician
- Tarpon Springs, FL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Diagnostic Radiology Physician
- License
- ME154741
- Practice address
- 40946 US Highway 19 N Ste 101
Tarpon Springs, FL 34689-5446 - Phone
- (813) 720-7237
- NPI assigned
- Jul 14, 2016
- Last updated
- Aug 7, 2025
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Diagnostic Radiology Physician | 2085R0202X | 036172846 | IL | |
| Diagnostic Radiology Physician | 2085R0202X | ME154741 | FL | Primary |
Addresses
Primary practice location
40946 US Highway 19 N Ste 101
Tarpon Springs, FL 34689-5446
Mailing address
40946 US Highway 19 N Ste 101
Tarpon Springs, FL 34689-5446
Other practice location 1
1740 W Taylor St
Chicago, IL 60612-7232
Phone (312) 413-4900
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in FL, IL
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Diagnostic Radiology
- Education
- Other, 2015
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
3315 Commercial Way
Spring Hill, FL 34606-2699
Phone (325) 688-5860
605 Crescent Executive CT
Suite 124
Lake Mary, FL 32746-2133
Phone (407) 975-3315
922 N Citrus Ave
Citrus Diagnostic Center
Crystal River, FL 34428-3409
Phone (352) 795-9200
Merit-based Incentive Payment System (MIPS)
- Final score
- 95 of 100
- Quality
- 90
- Improvement activities
- 40
Merit-based Incentive Payment System (MIPS)
- Final score
- 75 of 100
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| The Board of Trustees of the University of Illinois | Current | Accepting new patients | |
| The Board of Trustees of the University of Illinois | Neuroradiology | Current | Accepting new patients |
| West Hernando Diagnostic & Mr Center | Diagnostic Radiology | Current | Accepting new patients |
| Global Imaging Specialists, LLC | Diagnostic Radiology | Current | Accepting new patients |
| Adventhealth West Florida Imaging Inc | Current | Accepting new patients | |
| The Board of Trustees of the University of Illinois | Current | Accepting new patients | |
| University Diagnostic Institute Winter Park PLLC | Current | Accepting new patients | |
| Partners Imaging Center of Sarasota LLC | Diagnostic Radiology | Current | Accepting new patients |
| Cook County | Current | Accepting new patients | |
| Amin Radiology Inc | Current | Accepting new patients | |
| Cook County | Diagnostic Radiology | Current | Accepting new patients |
| West Hernando Diagnostic and M.R. Center, Inc | Diagnostic Radiology | Current | Accepting new patients |
| Cook County | Current | Accepting new patients | |
| MRI Associates of St Pete Inc | Current | Accepting new patients |
Locations
922 N Citrus Ave
Crystal River, FL 34428
Phone (352) 795-9200
7615 Jacque Rd
Hudson, FL 34667
Phone (727) 697-0100
605 Crescent Executive Ct
Ste 124
Lake Mary, FL 32746
5787 Vineland Rd
Ste 101
Orlando, FL 32819
1250 S Tamiami Trl
Ste 103
Sarasota, FL 34239
Phone (941) 894-3332
3315 Commercial Way
Spring Hill, FL 34606
Phone (325) 688-5860
40946 US Highway 19 N
Tarpon Springs, FL 34689
Phone (813) 720-7237
111 N Lakemont Ave
Ste 1A
Winter Park, FL 32792
1740 W Taylor St
Chicago, IL 60612
Phone (312) 355-4000
1740 W Taylor St
#931
Chicago, IL 60612
Phone (312) 355-5258
1900 W Polk St
Ste 220C
Chicago, IL 60612
1901 W Harrison St
Chicago, IL 60612
Phone (312) 864-5100
500 E 51st St
Chicago, IL 60615
Phone (312) 572-2000
7732 Solution Ctr
Chicago, IL 60677
Phone (312) 355-4210
Networks
- Freedom Health HMO Network
Organizations & group practices 14
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.
-
dba Citrus Diagnostic Center
- Radiology Clinic/Center
- Crystal River, FL
- NPI 1700873981
-
- Radiology Clinic/Center
- Winter Park, FL
- NPI 1417917253
-
- Diagnostic Radiology Physician
- Spring Hill, FL
- NPI 1831183607
-
- Diagnostic Radiology Physician
- Sarasota, FL
- NPI 1548205271
-
dba John H. Stroger, Jr. Hospital of Cook County
- General Acute Care Hospital
- Chicago, IL
- NPI 1588612832
-
- Anatomic Pathology Physician
- Chicago, IL
- NPI 1386863819
-
dba AdventHealth Imaging Center Central Pasco
- Radiology Clinic/Center
- Land O' Lakes, FL
- NPI 1376247577
-
- Diagnostic Radiology Physician
- Tarpon Springs, FL
- NPI 1295171643
-
dba St Pete MRI
- Radiology Clinic/Center
- St Petersburg, FL
- NPI 1972518405
-
dba Women's Imaging Center
- Diagnostic Radiology Physician
- Spring Hill, FL
- NPI 1194955294
-
dba Cook County Health & Hospitals System Physician Services
- Emergency Medicine Physician
- Chicago, IL
- NPI 1821385170
Diagnostic Radiology
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1468454400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1754524800000",
"number": "1083067086",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "40946 US HIGHWAY 19 N STE 101",
"city": "TARPON SPRINGS",
"state": "FL",
"postal_code": "346895446"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "40946 US HIGHWAY 19 N STE 101",
"city": "TARPON SPRINGS",
"state": "FL",
"postal_code": "346895446",
"telephone_number": "813-720-7237"
}
],
"practiceLocations": [
{
"address_1": "1740 W Taylor St",
"address_purpose": "LOCATION",
"city": "Chicago",
"state": "IL",
"postal_code": "606127232",
"country_code": "US",
"telephone_number": "312-413-4900",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "DUFFIN",
"first_name": "CHRISTINA",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-07-14",
"last_updated": "2025-08-07",
"certification_date": "2025-08-07",
"status": "A"
},
"taxonomies": [
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "IL",
"license": "036172846",
"primary": false
},
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "FL",
"license": "ME154741",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Tarpon Springs, FL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 7, 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.