Active NPI
Benjamin Nathan Africk, MD
- Neurology Physician
- San Francisco, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neurology Physician
- License
- A188765
- Practice address
- 2330 Post St FL 6
San Francisco, CA 94115-3465 - Phone
- (415) 353-8393
- NPI assigned
- Feb 7, 2020
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Neurology Physician | 2084N0400X | A188765 | CA | Primary |
Addresses
Primary practice location
2330 Post St FL 6
San Francisco, CA 94115-3465
Mailing address
725 Welch Rd
Palo Alto, CA 94304-1601
Phone (650) 497-8000
Other practice location 1
2160 S 1st Ave
Maywood, IL 60153-3328
Phone (708) 216-9000
Other practice location 2
725 Welch Rd
Palo Alto, CA 94304-1601
Phone (650) 497-8000
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
Care Compare profile
Medicare Care Compare- Specialty
- Neurology
- Education
- Loyola University of Chicago, Stritch School of Medicine, 2021
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
2330 Post St
FL 6
San Francisco, CA 94115-3465
490 Illinoi St 6TH Floor RM
600A 6TH Floor
San Francisco, CA 94143
490 Illinois St
FL 6
San Francisco, CA 94143-2510
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A188765 | CA | MD | Neurology Physician |
Interoperability endpoints
- bafrick67932@valleychildrens-prd.direct-ci.com
Organizations & group practices 2
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 1477624104
-
- Pediatrics Physician
- San Francisco, CA
- NPI 1861578973
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1581033600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779148800000",
"number": "1760014666",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "725 WELCH RD",
"city": "PALO ALTO",
"state": "CA",
"postal_code": "943041601",
"telephone_number": "650-497-8000"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2330 POST ST FL 6",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941153465",
"telephone_number": "415-353-8393"
}
],
"practiceLocations": [
{
"address_1": "2160 S 1st Ave",
"address_purpose": "LOCATION",
"city": "Maywood",
"state": "IL",
"postal_code": "601533328",
"country_code": "US",
"telephone_number": "708-216-9000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "725 Welch Rd",
"address_purpose": "LOCATION",
"city": "Palo Alto",
"state": "CA",
"postal_code": "943041601",
"country_code": "US",
"telephone_number": "650-497-8000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "AFRICK",
"first_name": "BENJAMIN",
"middle_name": "NATHAN",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2020-02-07",
"last_updated": "2026-05-19",
"certification_date": "2026-05-19",
"status": "A"
},
"taxonomies": [
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "2084N0400X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology",
"state": "CA",
"license": "A188765",
"primary": true
}
],
"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 May 19, 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.
- 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.