Active NPI
Kaitlin Nelson Elsenheimer, M.D.
- Obstetrics Physician
- Martinez, CA
National Provider Identifier
1477915213
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics Physician
- License
- A174038
- Practice address
- 2500 Alhambra Ave
Martinez, CA 94553-3156 - Phone
- (925) 370-5000
- NPI assigned
- Mar 22, 2016
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics Physician | 207VX0000X | A174038 | CA | Primary |
Addresses
Primary practice location
2500 Alhambra Ave
Martinez, CA 94553-3156
Mailing address
1231 Coventry Rd
Concord, CA 94518-1442
Other practice location 1
250 Bon Air Rd
Greenbrae, CA 94904-1702
Phone (415) 925-7591
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A174038 | CA | MD | Obstetrics Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| La Clinica de la Raza Inc | Current | Accepting new patients |
Locations
220 Hospital Dr
Vallejo, CA 94589
Phone (707) 641-1900
Interoperability endpoints
- kelsenheimer123248@direct.valleywisehealth.org
Organizations & group practices 3
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.
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- NPI 1376620336
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1124439807
-
- Federally Qualified Health Center (FQHC)
- Oakland, CA
- NPI 1144336181
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1458604800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776211200000",
"number": "1477915213",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1231 COVENTRY RD",
"city": "CONCORD",
"state": "CA",
"postal_code": "945181442"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2500 ALHAMBRA AVE",
"city": "MARTINEZ",
"state": "CA",
"postal_code": "945533156",
"telephone_number": "925-370-5000"
}
],
"practiceLocations": [
{
"address_1": "250 Bon Air Rd",
"address_purpose": "LOCATION",
"city": "Greenbrae",
"state": "CA",
"postal_code": "949041702",
"country_code": "US",
"telephone_number": "415-925-7591",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ELSENHEIMER",
"first_name": "KAITLIN",
"middle_name": "NELSON",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-03-22",
"last_updated": "2026-04-15",
"certification_date": "2026-04-15",
"status": "A"
},
"taxonomies": [
{
"code": "207VX0000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Obstetrics",
"state": "CA",
"license": "A174038",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Martinez, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.