Active NPI
Jay James Geistkemper, DMD
- Endodontics
- Kailua, HI
National Provider Identifier
1174500920
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Endodontics
- License
- DT-2420
- Practice address
- 30 Aulike St
Kailua, HI 96734-2739 - Phone
- (808) 235-3131
- NPI assigned
- Dec 22, 2005
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| General Practice Dentistry | 1223G0001X | 019-024596 | IL | |
| Endodontics | 1223E0200X | DT-2420 | HI | Primary |
Addresses
Primary practice location
30 Aulike St
Kailua, HI 96734-2739
Mailing address
30 Aulike St
Kailua, HI 96734-2739
Phone (808) 235-3131
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
- Opted out of Medicare
- Yes, effective Oct 20, 2017 through Oct 20, 2027
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| DT-2420 | HI | MD | Endodontist |
| 019-024596 | IL | MD | General Practice Dentistry |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Lea Endodontics, Inc | Endodontics | Past | Accepting new patients |
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 and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1135209600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753747200000",
"number": "1174500920",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "30 AULIKE ST",
"city": "KAILUA",
"state": "HI",
"postal_code": "967342739",
"telephone_number": "808-235-3131"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "30 AULIKE ST",
"city": "KAILUA",
"state": "HI",
"postal_code": "967342739",
"telephone_number": "808-235-3131"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GEISTKEMPER",
"first_name": "JAY",
"middle_name": "JAMES",
"name_prefix": "Dr.",
"credential": "DMD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2005-12-22",
"last_updated": "2025-07-29",
"certification_date": "2025-07-29",
"status": "A"
},
"taxonomies": [
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "IL",
"license": "019-024596",
"primary": false
},
{
"code": "1223E0200X",
"taxonomy_group": "",
"desc": "Dentist, Endodontics",
"state": "HI",
"license": "DT-2420",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Kailua, HI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 29, 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; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.