Active NPI
Allison Kellogg, M.D.
- Obstetrics & Gynecology Physician
- San Antonio, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- R9990
- Practice address
- 520 Madison Oak Dr
San Antonio, TX 78258-3913 - Phone
- (210) 297-4075
- NPI assigned
- Apr 26, 2015
- 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 |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | 201781 | CA | |
| Obstetrics & Gynecology Physician | 207V00000X | R9990 | TX | Primary |
Addresses
Primary practice location
520 Madison Oak Dr
San Antonio, TX 78258-3913
Mailing address
10121 Pine Avenue
Women'S Center
Truckee, CA 96161-4835
Phone (530) 587-1041
Other practice location 1
10121 Pine Avenue
Women's Center
Truckee, CA 96161-4835
Phone (530) 587-1041
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX, CA
- 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
- Obstetrics/Gynecology
- Education
- University of Texas Medical School at San Antonio, 2015
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Tahoe Forest Hospital District
Practice addresses (Care Compare)
10121 Pine Ave
Truckee, CA 96161-4835
Phone (530) 587-6011
Hospital & facility affiliations
- Tahoe Forest Hospital
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 201781 | CA | MD | Obstetrics & Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Tahoe Forest Hospital District | Current | Accepting new patients | |
| Tahoe Forest Hospital District | Current | Accepting new patients | |
| Tahoe Forest Hospital District | Current | Accepting new patients | |
| Obhg Texas Holdings, P.a. | Obstetrics & Gynecology | Current | Accepting new patients |
| Lone Star OB/GYN Associates, P.a. | Obstetrics & Gynecology | Current | Accepting new patients |
| VHS San Antonio Partners LLC | Past | Accepting new patients |
Locations
10121 Pine Ave
Truckee, CA 96161
Phone (530) 582-3220
10121 Pine Ave
Fl 2
Truckee, CA 96161
Phone (530) 582-6368
10051 Lake Ave
Ste 3
Truckee, CA 96161
Phone (530) 587-7461
5950 Saratoga Blvd
Corpus Christi, TX 78414
Phone (321) 917-9263
1400 8th Ave
Ft Worth, TX 76104
Phone (817) 922-1559
7950 Floyd Curl Dr
Ste 300
San Antonio, TX 78229
Phone (210) 615-6505
520 Madison Oak Dr
San Antonio, TX 78258
Phone (210) 297-0412
7700 Floyd Curl Dr
San Antonio, TX 78229
Phone (210) 575-5564
7950 Floyd Curl Dr
Ste 300400
San Antonio, TX 78229
Phone (210) 615-6505
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.
-
- Obstetrics & Gynecology Physician
- San Antonio, TX
- NPI 1063441921
-
- Obstetrics & Gynecology Physician
- Austin, TX
- NPI 1083917769
-
- Critical Access Hospital
- Truckee, CA
- NPI 1538265780
-
- Multi-Specialty Clinic/Center
- Truckee, CA
- NPI 1750412300
-
- Rural Health Clinic/Center
- Truckee, CA
- NPI 1760038772
-
- General Acute Care Hospital
- San Antonio, TX
- NPI 1598744856
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Critical Access Hospital
- Truckee, CA
- NPI 1538265780
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1430006400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1746489600000",
"number": "1225425440",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "10121 PINE AVENUE",
"address_2": "WOMEN'S CENTER",
"city": "TRUCKEE",
"state": "CA",
"postal_code": "961614835",
"telephone_number": "530-587-1041"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "520 MADISON OAK DR",
"city": "SAN ANTONIO",
"state": "TX",
"postal_code": "782583913",
"telephone_number": "210-297-4075"
}
],
"practiceLocations": [
{
"address_1": "10121 Pine Avenue",
"address_2": "Women's Center",
"address_purpose": "LOCATION",
"city": "Truckee",
"state": "CA",
"postal_code": "961614835",
"country_code": "US",
"telephone_number": "530-587-1041",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KELLOGG",
"first_name": "ALLISON",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2015-04-26",
"last_updated": "2025-05-06",
"certification_date": "2025-04-24",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "CA",
"license": "201781",
"primary": false
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "TX",
"license": "R9990",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in San Antonio, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 6, 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.