Active NPI
David O. Gargano, PA-C
- Surgical Physician Assistant
- New Haven, CT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Surgical Physician Assistant
- License
- 4556
- Practice address
- 20 York St
New Haven, CT 06510-3220 - Phone
- (203) 688-4242
- NPI assigned
- Jun 18, 2019
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physician Assistant | 363A00000X | |||
| Surgical Physician Assistant | 363AS0400X | 4556 | CT | Primary |
Addresses
Primary practice location
20 York St
New Haven, CT 06510-3220
Mailing address
275 Evergreen Ave
Hamden, CT 06518-2726
Other practice location 1
2416 Whitney Ave Fl 1
Hamden, CT 06518-3248
Phone (203) 407-3550
Other practice location 2
701 N Colony Rd
Wallingford, CT 06492-2407
Phone (203) 265-1800
Other practice location 3
235 Boston Post Rd
Orange, CT 06477-3229
Phone (203) 795-4784
Other practice location 4
84 N Main St
Branford, CT 06405-3061
Phone (203) 483-2509
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CT
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Physician Assistant
- Education
- Other, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1450 Chapel St
New Haven, CT 06511-4405
Phone (203) 789-3633
1450 Chapel St B
New Haven, CT 06511-4405
Phone 20386754204405
20 York St
New Haven, CT 06510-3220
Phone (203) 688-4242
235 Boston Post Rd
Orange, CT 06477-3229
Phone (203) 795-4784
2408 Whitney Ave
Hamden, CT 06518-3209
Phone (203) 407-3500
2416 Whitney Ave
Hamden, CT 06518-3248
300 Seaside Ave
Milford, CT 06460-4603
Phone (203) 876-4000
701 N Colony Rd
Wallingford, CT 06492-2407
Phone (203) 265-1800
800 Howard Ave
New Haven, CT 06519-1369
Phone (203) 785-2140
84 N Main St
Branford, CT 06405-3061
Phone (203) 483-2509
95 Armory Rd
Stratford, CT 06614-1702
Phone (203) 384-3388
Hospital & facility affiliations
- Yale-New Haven Hospital
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.81 of 100
- Quality
- 79.31
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 80.04
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.36 of 100
- Quality
- 77.36
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 74.27
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Connecticut Orthopaedic Specialists, PC | Physician Assistant | Current | Accepting new patients |
| Yale University | Current | Accepting new patients | |
| Connecticut Orthopaedic Specialists, PC | Current | Accepting new patients | |
| Surgifirst LLC | Surgical | Current | Accepting new patients |
| Yale University | Current | Accepting new patients | |
| Northeast Medical Group, Inc. | Current | Accepting new patients |
Locations
84 N Main St
Branford, CT 06405
Phone (203) 483-2015
84 N Main St
Ofc
Branford, CT 06405
2416 Whitney Ave
Ste 1
Hamden, CT 06518
2416 Whitney Ave
Fl 1
Hamden, CT 06518
Phone (203) 407-3550
2408 Whitney Ave
Hamden, CT 06518
Phone (203) 407-3500
300 George St
Fl 6
New Haven, CT 06511
Phone (203) 785-6610
800 Howard Ave
New Haven, CT 06519
Phone (203) 785-2140
1450 Chapel St
New Haven, CT 06511
Phone (203) 789-3151
20 York St
North Haven, CT 06510
Phone (203) 688-2433
330 Bridgeport Ave
Shelton, CT 06484
Phone (203) 538-0020
95 Armory Rd
Stratford, CT 06614
Phone (203) 384-3388
701 N Colony Rd
Wallingford, CT 06492
Phone (203) 265-1800
Interoperability endpoints
- dgargano435489@direct.ynhh.org
Organizations & group practices 6
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.
-
- Orthopaedic Surgery Physician
- Hamden, CT
- NPI 1235181389
-
- Internal Medicine Physician
- Bridgeport, CT
- NPI 1043278351
-
- Anesthesiology Physician
- New Haven, CT
- NPI 1205822236
-
- Surgical Physician Assistant
- Springfield, MA
- NPI 1295675825
-
- Orthopaedic Surgery Physician
- Fairfield, CT
- NPI 1932614450
Physician Assistant
-
- Durable Medical Equipment & Medical Supplies
- Fairfield, CT
- NPI 1548066962
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- New Haven, CT
- NPI 1336139500
-
- General Acute Care Hospital
- New Haven, CT
- NPI 1578778726
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1560816000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776556800000",
"number": "1710547294",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "275 EVERGREEN AVE",
"city": "HAMDEN",
"state": "CT",
"postal_code": "065182726"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "20 YORK ST",
"city": "NEW HAVEN",
"state": "CT",
"postal_code": "065103220",
"telephone_number": "203-688-4242"
}
],
"practiceLocations": [
{
"address_1": "2416 Whitney Ave Fl 1",
"address_purpose": "LOCATION",
"city": "Hamden",
"state": "CT",
"postal_code": "065183248",
"country_code": "US",
"telephone_number": "203-407-3550",
"fax_number": "203-407-4244",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "701 N Colony Rd",
"address_purpose": "LOCATION",
"city": "Wallingford",
"state": "CT",
"postal_code": "064922407",
"country_code": "US",
"telephone_number": "203-265-1800",
"fax_number": "203-284-9010",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "235 Boston Post Rd",
"address_purpose": "LOCATION",
"city": "Orange",
"state": "CT",
"postal_code": "064773229",
"country_code": "US",
"telephone_number": "203-795-4784",
"fax_number": "203-799-1179",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "84 N Main St",
"address_purpose": "LOCATION",
"city": "Branford",
"state": "CT",
"postal_code": "064053061",
"country_code": "US",
"telephone_number": "203-483-2509",
"fax_number": "203-483-2513",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GARGANO",
"first_name": "DAVID",
"middle_name": "O.",
"credential": "PA-C",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2019-06-18",
"last_updated": "2026-04-19",
"certification_date": "2026-04-19",
"status": "A"
},
"taxonomies": [
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": null,
"license": null,
"primary": false
},
{
"code": "363AS0400X",
"taxonomy_group": "",
"desc": "Physician Assistant, Surgical",
"state": "CT",
"license": "4556",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in New Haven, CT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 19, 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.