Active NPI
Kelly Diamond Montalvo, PHYSICIAN ASSISTANT
- Physician Assistant
- Kennett Square, PA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physician Assistant
- License
- MA063356
- Practice address
- 300 Old Forge LN Ste 302
Kennett Square, PA 19348-1932 - Phone
- (484) 778-8000
- NPI assigned
- Jan 26, 2022
- Last updated
- Oct 20, 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physician Assistant | 363A00000X | MA063356 | PA | Primary |
| Physician Assistant | 363A00000X | OA005997 | PA | |
| Physician Assistant | 363A00000X | C5-0012325 | DE |
Addresses
Primary practice location
300 Old Forge LN Ste 302
Kennett Square, PA 19348-1932
Mailing address
30 Fairhill Rd
Morton, PA 19070-1006
Phone (610) 945-8414
Other practice location 1
4701 Ogletown Stanton Rd Ste 1307
Newark, DE 19713-2079
Phone (302) 623-4601
Other names 1
- Kelly Diamond
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA, DE
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Physician Assistant
- Education
- Other, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
10 E Ridge Pike
Conshohocken, PA 19428-2117
180 W Girard Ave
Suite 108
Philadelphia, PA 19123-1660
Phone (267) 319-8047
300 Old Forge LN
Suite 302
Kennett Square, PA 19348-1932
Phone (484) 778-8000
4701 Ogletown Stanton Rd
Suite 1307
Newark, DE 19713-2079
Phone (302) 623-4601
48 A E Ridge Pike
Conshohocken, PA 19428-2117
Phone (484) 243-6735
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C5-0012325 | DE | MD | Physician Assistant |
| MA063356 | PA | MD | Physician Assistant |
| OA005997 | PA | MD | Physician Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Christiana Care Health Services, Inc | Physician Assistant | Current | Accepting new patients |
| Christiana Care Health Services, Inc | Current | Accepting new patients | |
| Christiana Care Health Services, Inc | Current | Accepting new patients | |
| Christiana Care Health Services Inc | Current | Accepting new patients |
Locations
726 Yorklyn Rd
Ste 100
Hockessin, DE 19707
Phone (302) 234-5770
4701 Ogletown Stanton Rd
Ste 2100
Newark, DE 19713
Phone (302) 623-4530
4701 Ogletown Stanton Rd
Ste 1307
Newark, DE 19713
Phone (302) 623-4601
4701 Ogletown Stanton Rd
Ste 2200
Newark, DE 19713
Phone (302) 366-1200
1401 Foulk Rd
Ste 100B
Wilmington, DE 19803
Phone (302) 320-9440
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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba CCHS Pmri
- Endocrinology, Diabetes & Metabolism Physician
- Wilmington, DE
- NPI 1770568107
-
- Emergency Medicine Physician
- Douglassville, PA
- NPI 1194293647
-
dba CCHS Concord - Neurology
- Neurology Physician
- Chadds Ford, PA
- NPI 1881228484
-
dba CCHS Satellite Offices
- Family Medicine Physician
- Hockessin, DE
- NPI 1134104565
Physician Assistant
-
dba CCHS Thoracic Surgery
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
- Newark, DE
- NPI 1154306512
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Christiana Care
- General Acute Care Hospital
- Wilmington, DE
- NPI 1134194038
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1643155200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1760918400000",
"number": "1326790726",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "30 FAIRHILL RD",
"city": "MORTON",
"state": "PA",
"postal_code": "190701006",
"telephone_number": "610-945-8414"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "300 OLD FORGE LN STE 302",
"city": "KENNETT SQUARE",
"state": "PA",
"postal_code": "193481932",
"telephone_number": "484-778-8000"
}
],
"practiceLocations": [
{
"address_1": "4701 Ogletown Stanton Rd Ste 1307",
"address_purpose": "LOCATION",
"city": "Newark",
"state": "DE",
"postal_code": "197132079",
"country_code": "US",
"telephone_number": "302-623-4601",
"fax_number": "302-623-1298",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MONTALVO",
"first_name": "KELLY",
"middle_name": "DIAMOND",
"credential": "PHYSICIAN ASSISTANT",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2022-01-26",
"last_updated": "2025-10-20",
"certification_date": "2025-10-20",
"status": "A"
},
"taxonomies": [
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "PA",
"license": "MA063356",
"primary": true
},
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "PA",
"license": "OA005997",
"primary": false
},
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "DE",
"license": "C5-0012325",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "KELLY",
"last_name": "DIAMOND",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Kennett Square, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 20, 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.