Active NPI
Ronald P Enriquez, MD
- Anesthesiology Physician
- San Francisco, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- G87219
- Practice address
- 521 Parnassus Ave FL 4
San Francisco, CA 94143-2206 - Phone
- (415) 476-9035
- NPI assigned
- Jun 15, 2006
- Last updated
- Dec 12, 2025
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | C10008527 | DE | |
| Pediatric Anesthesiology Physician | 207LP3000X | C10008527 | DE | |
| Anesthesiology Physician | 207L00000X | G87219 | CA | Primary |
Addresses
Primary practice location
521 Parnassus Ave FL 4
San Francisco, CA 94143-2206
Mailing address
4347 Citrus LN
Fallbrook, CA 92028-9860
Other identifiers 6
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00G872190 | Other | CA | BLUE SHIELD OF CA |
| 102064037 | Medicaid | PA | |
| 4136501 | Medicaid | MD | |
| 00G872190 | Medicaid | CA | |
| 100508332 | Medicaid | NV | |
| 0146021 | Medicaid | NJ |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, DE
- 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
- Anesthesiology
- Education
- Geisel School of Medicine at Dartmouth, 1992
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-1000
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| G87219 | CA | MD | Anesthesiology Physician |
| C10008527 | DE | MD | Anesthesiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Anesthesia Service Medical Group | Anesthesiology | Current | Accepting new patients |
| Anesthesia Services PA | Anesthesiology | Current | Accepting new patients |
| University of California San Francisco | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Current | Accepting new patients | |
| University Anesthesia Medical Group | Anesthesiology | Current | Accepting new patients |
| University of California San Francisco | Current | Accepting new patients | |
| Children's Hospital Los Angeles Medical Group, Inc. | Past | Accepting new patients | |
| Regents of the University of California | Anesthesiology | Past | Accepting new patients |
| Childrens Hospital Anesthesia Corporation | Anesthesiology | Past | Accepting new patients |
| Regents of the University of California | Anesthesiology | Past | Accepting new patients |
Locations
3100 San Pablo Ave
Berkeley, CA 94702
Phone (510) 985-5020
3626 Ruffin Rd
San Diego, CA 92123
Phone (619) 565-9666
2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444
400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000
505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058
521 Parnassus Ave
Fl 4
San Francisco, CA 94143
Phone (415) 476-9035
2600 Glasgow Ave
Ste 226
Newark, DE 19702
Phone (302) 836-3539
4755 Ogletown Stanton Rd
Newark, DE 19718
Phone (302) 733-1700
1600 Rockland Rd
Wilmington, DE 19803
Organizations & group practices 12
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.
-
- Anesthesiology Physician
- San Francisco, CA
- NPI 1528137296
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1477624104
-
- Anesthesiology Physician
- New Castle, DE
- NPI 1053366377
-
dba UCSF Pediatrics Group
- Pediatrics Physician
- San Francisco, CA
- NPI 1861578973
-
- Anesthesiology Physician
- San Diego, CA
- NPI 1053354233
-
dba UCSF Orthotic and Prosthetic Center - Gateway Medical Building
- Health Service Clinic/Center
- San Francisco, CA
- NPI 1194115246
-
dba UCSF Medical Center
- Internal Medicine Physician
- San Francisco, CA
- NPI 1164512851
-
dba UCSF Outpatient Pharmacy at Parnassus
- Community/Retail Pharmacy
- San Francisco, CA
- NPI 1659141711
-
- Multi-Specialty Clinic/Center
- Los Angeles, CA
- NPI 1265530653
-
dba UCLA Dept of Anesthesioulogy
- Anesthesiology Physician
- Los Angeles, CA
- NPI 1326096165
-
dba UCLA Dept of Anesthesioulogy
- Pain Medicine Physician
- Los Angeles, CA
- NPI 1699224808
Anesthesiology
-
dba LCMC Anesthesia
- Anesthesiology Physician
- New Orleans, LA
- NPI 1649362740
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1150329600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765497600000",
"number": "1568406114",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4347 CITRUS LN",
"city": "FALLBROOK",
"state": "CA",
"postal_code": "920289860"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "521 PARNASSUS AVE FL 4",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941432206",
"telephone_number": "415-476-9035"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ENRIQUEZ",
"first_name": "RONALD",
"middle_name": "P",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-15",
"last_updated": "2025-12-12",
"certification_date": "2025-12-12",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "DE",
"license": "C10008527",
"primary": false
},
{
"code": "207LP3000X",
"taxonomy_group": "",
"desc": "Anesthesiology, Pediatric Anesthesiology",
"state": "DE",
"license": "C10008527",
"primary": false
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "CA",
"license": "G87219",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BLUE SHIELD OF CA",
"identifier": "00G872190",
"state": "CA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "102064037",
"state": "PA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "4136501",
"state": "MD"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00G872190",
"state": "CA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "100508332",
"state": "NV"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "0146021",
"state": "NJ"
}
],
"endpoints": [],
"other_names": []
}
Other providers in San Francisco, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 12, 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.