Active NPI
Alan Burr Steinbach, M.D.
- Family Medicine Physician
- Mill Valley, CA
National Provider Identifier
1407834930
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- G35011
- Practice address
- 655 Redwood Hwy
Suite 375
Mill Valley, CA 94941-3034 - Phone
- (415) 388-0358
- Fax
- (415) 388-6766
- NPI assigned
- Jan 5, 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | G35011 | CA | Primary |
Addresses
Primary practice location
655 Redwood Hwy
Suite 375
Mill Valley, CA 94941-3034
Mailing address
119 Coggeshall St
New Bedford, MA 02746-2443
Phone (508) 990-1900
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)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| G35011 | CA | MD | Family Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Sonoma Valley Emergency Physicians Medical Group, Inc. | Past | Accepting new patients | |
| Convenientmd LLC | Past | Accepting new patients | |
| Sonoma Valley Emergency Physician Medical Group, Inc | Past | Accepting new patients |
Organizations & group practices 3
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.
-
- Emergency Medicine Physician
- Mount Shasta, CA
- NPI 1417133125
-
- Emergency Medicine Physician
- Sonoma, CA
- NPI 1568553972
-
- Urgent Care Clinic/Center
- Newburyport, MA
- NPI 1316428824
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1136419200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1407834930",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "119 COGGESHALL ST",
"city": "NEW BEDFORD",
"state": "MA",
"postal_code": "027462443",
"telephone_number": "508-990-1900"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "655 REDWOOD HWY",
"address_2": "SUITE 375",
"city": "MILL VALLEY",
"state": "CA",
"postal_code": "949413034",
"telephone_number": "415-388-0358",
"fax_number": "415-388-6766"
}
],
"practiceLocations": [],
"basic": {
"last_name": "STEINBACH",
"first_name": "ALAN",
"middle_name": "BURR",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-01-05",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "CA",
"license": "G35011",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Mill Valley, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.