Active NPI
Oscar H. Bolch, M.D.
- Obstetrics & Gynecology Physician
- Chula Vista, CA
National Provider Identifier
1144238361
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- C26124
- Practice address
- 1400 E Palomar St
Chula Vista, CA 91913-1800 - Phone
- (858) 499-2702
- NPI assigned
- Aug 3, 2006
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | C26124 | CA | Primary |
Addresses
Primary practice location
1400 E Palomar St
Chula Vista, CA 91913-1800
Mailing address
1400 E Palomar St
Chula Vista, CA 91913-1800
Phone (858) 499-2702
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00C261240 | Medicaid | CA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C26124 | CA | MD | Obstetrics & Gynecology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1154563200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787529600000",
"number": "1144238361",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1400 E PALOMAR ST",
"city": "CHULA VISTA",
"state": "CA",
"postal_code": "919131800",
"telephone_number": "858-499-2702"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1400 E PALOMAR ST",
"city": "CHULA VISTA",
"state": "CA",
"postal_code": "919131800",
"telephone_number": "858-499-2702"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BOLCH",
"first_name": "OSCAR",
"middle_name": "H.",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-08-03",
"last_updated": "2026-08-24",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "CA",
"license": "C26124",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00C261240",
"state": "CA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Chula Vista, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.