Active NPI
Lauren Amie Halden, DNP, AGACNP-BC
- Nurse Practitioner
- San Francisco, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- NP95035975
- Practice address
- 505 Parnassus Ave
San Francisco, CA 94143-2204 - Phone
- (415) 476-6541
- NPI assigned
- Aug 17, 2020
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Adult Health Nurse Practitioner | 363LA2200X | 304169 | AZ | |
| Nurse Practitioner | 363L00000X | NP95035975 | CA | Primary |
| Registered Nurse | 163W00000X | RN215626 | AZ | |
| Acute Care Nurse Practitioner | 363LA2100X | 304169 | AZ |
Addresses
Primary practice location
505 Parnassus Ave
San Francisco, CA 94143-2204
Mailing address
4224 N 36TH St
Phoenix, AZ 85018-4717
Phone (602) 881-8812
Other practice location 1
9250 N 3rd St Ste 2030
Phoenix, AZ 85020-2407
Phone (602) 786-0200
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in AZ, CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2023
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
10510 N 92ND St
Scottsdale, AZ 85258-4566
2330 Post St
San Francisco, CA 94115-3465
Phone (415) 476-4029
250 E Dunlap Ave
Phoenix, AZ 85020-2825
Phone (602) 943-2381
505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-4029
9250 N 3Rd St
Phoenix, AZ 85020-2407
Hospital & facility affiliations
- UCSF Medical Center
- Honor Health John C. Lincoln Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| NP95035975 | CA | MD | Nurse Practitioner |
| 304169 | AZ | MD | Acute Care Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Honorhealth Ambulatory | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Current | Accepting new patients | |
| Honorhealth Ambulatory | Current | Accepting new patients | |
| University of California San Francisco | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Nurse Practitioner | Current | Accepting new patients |
| University of California San Francisco | Current | Accepting new patients | |
| Regents of the University of California | Current | Accepting new patients | |
| Honorhealth Ambulatory | Current | Accepting new patients | |
| Heart & Vascular Center of Arizona, PLLC | Current | Accepting new patients | |
| Regents of the University of California | Past | Accepting new patients | |
| University of California San Francisco Medical Center | Past | Accepting new patients |
Locations
1331 N 7th St
Ste 375
Phoenix, AZ 85006
Phone (602) 271-9064
9250 N 3rd St
Ste 2030
Phoenix, AZ 85020
Phone (602) 264-7273
10510 N 92nd St
Ste 200
Scottsdale, AZ 85258
Phone (480) 323-1250
2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444
505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058
400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000
Organizations & group practices 11
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.
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1760552343
-
- Pediatrics Physician
- San Francisco, CA
- NPI 1861578973
-
- Hematology & Oncology Physician
- Scottsdale, AZ
- NPI 1407050917
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1477624104
Nurse Practitioner
-
- Cardiovascular Disease Physician
- Phoenix, AZ
- NPI 1255379541
-
- Health Service Clinic/Center
- San Francisco, CA
- NPI 1194115246
-
- Community/Retail Pharmacy
- San Francisco, CA
- NPI 1659141711
-
- Pediatric Gastroenterology Physician
- Scottsdale, AZ
- NPI 1124699434
-
- Emergency Medicine Physician
- Mesa, AZ
- NPI 1891518130
-
- Rheumatology Physician
- San Francisco, CA
- NPI 1881763597
-
- General Acute Care Hospital
- San Francisco, CA
- NPI 1144325440
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- San Francisco, CA
- NPI 1689772592
-
- General Acute Care Hospital
- Phoenix, AZ
- NPI 1770690695
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1597622400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1759363200000",
"number": "1184236705",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4224 N 36TH ST",
"city": "PHOENIX",
"state": "AZ",
"postal_code": "850184717",
"telephone_number": "602-881-8812"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "505 PARNASSUS AVE",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941432204",
"telephone_number": "415-476-6541"
}
],
"practiceLocations": [
{
"address_1": "9250 N 3rd St Ste 2030",
"address_purpose": "LOCATION",
"city": "Phoenix",
"state": "AZ",
"postal_code": "850202407",
"country_code": "US",
"telephone_number": "602-786-0200",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "HALDEN",
"first_name": "LAUREN",
"middle_name": "AMIE",
"name_prefix": "Dr.",
"credential": "DNP, AGACNP-BC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-08-17",
"last_updated": "2025-10-02",
"certification_date": "2025-10-02",
"status": "A"
},
"taxonomies": [
{
"code": "363LA2200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Adult Health",
"state": "AZ",
"license": "304169",
"primary": false
},
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "CA",
"license": "NP95035975",
"primary": true
},
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "AZ",
"license": "RN215626",
"primary": false
},
{
"code": "363LA2100X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Acute Care",
"state": "AZ",
"license": "304169",
"primary": false
}
],
"identifiers": [],
"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 Oct 2, 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.